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Blackout and urban survival

When power, water or networks fail

SurviveBetter · As of 2026-10-12 · 20 entries

Practical preparedness for home and neighbourhood: light, heat, water, communication and safety during utility outages.

01 · Power and light · Expert review pending

Preparing for a power outage

A longer power outage knocks out light, refrigeration, often heating, card payments and, after a while, mobile networks. If you have prepared light without candles, a battery or crank radio, charged power banks, some cash and a simple communication plan, you can bridge the first days much more calmly.

Anyone who depends on electrically powered medical devices (e.g. ventilation, oxygen concentrator, home dialysis) must clarify in advance with their doctor, care service or device supplier what to do in a power outage. In danger, call the local emergency number (112 in the EU).

Candles are a common cause of fires. Battery or rechargeable lights are the safer choice.

Grills, camping stoves, patio heaters and generators never belong indoors – not even for heating or cooking during a power outage (carbon monoxide).

Unplug or switch off sensitive devices and leave one lamp switched on so you notice when the power returns.

Materials

  • Headlamp / flashlight – One light per person
  • Battery lantern / LED light(optional) – To light a room
  • Battery or crank radio – For official announcements
  • Spare batteries
  • Power bank – Keep charged
  • Cash reserve – Small notes and coins
  • Wool blanket / duvet(optional) – In case the heating fails too

Steps

  1. 1

    List your dependencies

    Walk through your home: what stops working without power? Heating, cooker, fridge, phone, router, electric shutters, garage door, water pump, medical devices. Note what you need a substitute for.

  2. 2

    Light without a flame

    Keep a torch or headlamp for every person in a fixed place you can find in the dark, plus spare batteries or a charged rechargeable light.

  3. 3

    Secure a source of information

    A battery, crank or solar radio receives official announcements even when the internet and mobile networks fail. Note the frequencies of your regional stations.

  4. 4

    Power for the phone

    Keep at least one power bank charged and charging cables ready. A car charging adapter is a supplement – only run the vehicle for this outdoors, never in a garage.

    Never run an engine in an enclosed space.

  5. 5

    Keep cash at hand

    Card payments and cash machines usually do not work without power. A small cash reserve in small notes helps when shopping in stores that may still open.

  6. 6

    Contact plan on paper

    Write important phone numbers, the address of a meeting point and a contact person outside the region on paper. The phone may be flat, and stored numbers are then out of reach.

  7. 7

    Check supplies

    Keep drinking water, food that can be eaten without cooking, medication and warm blankets in stock – according to your authority's guidance.

  8. 8

    Check regularly

    Check batteries, power-bank charge and expiry dates at fixed intervals, for example when the clocks change.

Common mistakes

  • Relying only on candles for light
  • Storing power banks empty in a cupboard
  • Having all phone numbers stored only in the phone
  • No radio – relying only on internet and apps
  • No cash at home
  • Running a generator or grill indoors

Limits and risks

  • No quantities – your own authority's recommendations apply
  • No guidance on backup-power systems in household wiring (qualified electrician)

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-outage-preparation

02 · Power and light · Expert review pending

Safe lighting without candles

During a power outage many people reach for candles – and that is exactly when house fires often happen. Battery and rechargeable lights are safer, more practical and last longer. If you do use candles, you need firm rules: never unattended, stable, far from anything flammable and from children.

If you smell gas, do not light a flame or operate switches. Leave the building and call the emergency number or the gas emergency service from outside (112 in the EU).

Never leave candles burning unattended or while falling asleep. Do not place them near curtains, blankets, paper, children or pets.

Oil, kerosene and gas lanterns create fire and carbon monoxide hazards. Use them only according to the manufacturer's instructions and not as permanent light in enclosed rooms; prefer battery light.

Smoke alarms usually run on batteries and protect during a power outage too – provided they are maintained.

Materials

  • Headlamp / flashlight – Keeps hands free
  • Battery lantern / LED light – To light a room
  • Spare batteries
  • Power bank(optional) – To charge USB-rechargeable lights

Steps

  1. 1

    One light per person

    Give every person a torch or headlamp. Headlamps keep the hands free, for example on stairs or when cooking.

  2. 2

    One room, one lantern

    Use one lantern for the shared living room. A headlamp shining into a bottle filled with water also spreads light around the room.

  3. 3

    Save energy

    Use low brightness settings and switch lights off when not needed. Keep batteries and rechargeables ready, sorted by type.

  4. 4

    If candles are used: firm rules

    Only in stable, non-flammable holders on a fire-resistant base, with distance to anything flammable, never unattended. Put them out before leaving the room or going to sleep.

    Keep candles out of reach of children and pets.

  5. 5

    Extinguishing means at hand

    Keep a fire extinguisher or fire blanket within reach if naked flames are used. If a fire is not out immediately: get out, close doors, call the emergency number.

Common mistakes

  • Letting candles burn while falling asleep
  • Placing tealights directly on plastic or wood
  • Candles on windowsills with curtains
  • No spare batteries
  • Having to search for lights in the dark

Limits and risks

  • No product recommendations
  • No fire-safety guidance beyond simple basic rules

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-safe-lighting

03 · Power and light · Expert review pending

Using generators safely

Portable generators with a combustion engine produce carbon monoxide – an invisible, odourless gas that can kill within a short time indoors. Generators therefore belong outdoors only, well away from windows, doors and vents. They must never be connected directly to household wiring.

Never run generators indoors or in partly enclosed spaces – not in a garage or basement, and not with windows and doors open. Carbon monoxide can still build up to lethal levels.

Place the generator outdoors far from windows, doors and vents so no exhaust is drawn into the house – including your neighbours'. Follow the manufacturer's distance instructions.

Never feed power into a wall socket or directly into household wiring. Backfeeding can cause electric shocks and endanger utility workers' lives. House connections only via a transfer switch installed by a qualified electrician.

Headache, dizziness, nausea, weakness or drowsiness while a generator is running: get into fresh air immediately and call the local emergency number (112 in the EU).

Refuel only with the engine switched off and cooled down. Store fuel in approved containers outside living areas and away from ignition sources; check local storage rules.

Keep the generator dry and do not handle it with wet hands; protect it from rain only as the manufacturer specifies, without enclosing it.

Materials

  • Portable generator
  • Carbon monoxide alarm – Inside the home, especially near sleeping areas

Steps

  1. 1

    Read the manual

    Read the manufacturer's manual before first use – not during the outage. Practise starting it in daylight.

  2. 2

    Outdoor location

    Set the generator outdoors on firm, dry ground, far from windows, doors, vents and neighbouring buildings, with the exhaust pointing away from the house.

    Never in a garage, basement or carport – not even "just briefly".

  3. 3

    Check carbon monoxide alarms

    Make sure battery-powered CO alarms in the home are working, especially near bedrooms.

  4. 4

    Connect devices individually

    Connect devices directly to the generator using suitable, undamaged outdoor extension cords. Observe the generator's power limits.

  5. 5

    Refuel safely

    Switch the generator off and let it cool, then refuel. Remove spilled fuel before restarting.

  6. 6

    Watch for warning signs

    If the CO alarm sounds or symptoms such as headache and dizziness occur: everyone into fresh air immediately, call the emergency number, do not go back inside.

Generator outdoors only, well away from the house – never in a garage or under a windowSide view of a house with a door, a window and an attached garage. Crossed out: a generator right under the window next to the door, whose exhaust with carbon monoxide drifts to the window, and a generator in the garage, even with the door open. Ticked: a generator outdoors on firm ground, well away from the house, with the exhaust pointing away from it; the distance follows the manufacturer's instructions. Notes: never feed into a wall socket or house wiring, connect devices one by one with outdoor cords; battery-powered CO alarms indoors near the bedrooms.COCOCOCOCOCOCOCOCOwell away from the housedistance per manufacturerunder a window,next to a doorgarage – even withthe door openoutdoors, firm ground,exhaust away from houseNEVER BACKFEEDNever feed into a wall socket or house wiring.Connect devices one by one with outdoor cords.CO ALARMSBattery-powered, indoors,near the bedrooms.
Generator outdoors only, well away from the house – never in a garage or under a window

Common mistakes

  • Running the generator in the garage with the door open
  • Placing the generator directly under a window
  • Feeding the generator into a house socket via a cable
  • Refuelling while the engine is running or hot
  • Using unsuitable or damaged extension cords

Limits and risks

  • No distance in metres – manufacturer's instructions and official guidance apply
  • No instructions for installing transfer switches or feed-ins
  • Fuel storage rules vary by region

Sources

  1. [1]

    Centers for Disease Control and Prevention: Carbon Monoxide Poisoning – Prevention guidance

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  3. [3]

    World Health Organization, Regional Office for Europe (2010): WHO guidelines for indoor air quality: selected pollutants (carbon monoxide chapter)

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-generator-safety

04 · Power and light · Expert review pending

Keeping phones charged during a power outage

During a power outage the phone is torch, warning receiver and link to the family – and its battery is limited. If you charge power banks beforehand, switch to power-saving straight away and use the car as a charging station only outdoors, you stay reachable much longer.

Only run a car for charging outdoors – never in a garage, not even with the door open. Keep the exhaust free of snow. Exhaust contains carbon monoxide, which kills without warning.

Do not keep charging or using swollen, damaged or very hot batteries; do not charge power banks under blankets or pillows.

Keep some battery in reserve for emergency calls. If the mobile network is down, use the municipality's emergency contact points; the emergency number is the local emergency number (112 in the EU).

Materials

  • Power bank – Store charged, top up every few months
  • Mobile phone
  • Battery or crank radio(optional) – Saves the phone battery for news
  • Folding solar charger(optional) – Supplement for longer outages

Steps

  1. 1

    Beforehand: keep power banks full

    Charge power banks fully and check them regularly, for example when the clocks change. When severe weather is forecast, charge all phones, power banks and rechargeable lights as a precaution.

  2. 2

    Save power at once

    Switch on power-saving mode, turn down brightness, switch off Wi-Fi and Bluetooth, close unneeded apps. If the network is gone anyway, constant searching for a signal uses a lot of battery – then use flight mode for a while and switch it off briefly at fixed intervals.

  3. 3

    Divide phones in the household

    Do not use all devices at once: one phone stays on for emergency calls and warnings, others are switched off and kept as a reserve. Follow news on the radio rather than on the phone.

  4. 4

    Keep the battery warm

    Cold reduces usable battery capacity. Carry the phone and power bank in an inside pocket close to the body, do not leave them on a cold windowsill.

  5. 5

    Car as a charging station – outdoors only

    With a USB adapter the car can charge devices. For this the vehicle stands outdoors with a clear exhaust, nobody sleeps in it, and it is not left running unattended. With the engine off, do not drain the starter battery.

    Never run it in a garage or enclosed space.

  6. 6

    Use public charging points

    In longer outages municipalities often set up contact points with backup power. Information comes via radio and notices. Bring your own cable and a multi-port USB plug.

Common mistakes

  • Leaving power banks unused and empty in a cupboard for years
  • Watching videos or constantly refreshing news apps during an outage
  • Running the car in the garage to charge the phone
  • Using all phones at the same time until all are flat
  • No matching cable at hand

Limits and risks

  • No run-time figures – they depend on device, battery age and temperature
  • No product recommendations

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    Centers for Disease Control and Prevention: Carbon Monoxide Poisoning – Prevention guidance

  3. [3]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-phone-charging

05 · Power and light · Expert review pending

Solar chargers: realistic expectations

A small solar panel can keep phones, lights and radios running during longer outages – but much more slowly and less reliably than the figures on the packaging suggest. It works best to charge a power bank during the day and the devices from it at night.

Put the phone and power bank in the shade while charging (only the panel in the sun). Overheated batteries can be permanently damaged.

Fasten panels securely on a balcony or roof so the wind does not blow them down. Do not climb onto roofs.

Materials

  • Folding solar charger
  • Power bank – As a buffer
  • Cable ties(optional) – To fasten the panel

Steps

  1. 1

    Test beforehand

    Check on a sunny and on a cloudy day how long your panel takes to charge a power bank noticeably. Then you know what is realistic in an emergency.

  2. 2

    Position correctly

    Place the panel in direct sunlight without shade, outdoors rather than behind glass if possible, and face it towards the sun. Even shade on part of the surface can greatly reduce output.

  3. 3

    Charge the power bank first

    Many phones stop charging when a cloud passes. A power bank usually copes better with fluctuating current; the phone is then charged from the power bank later.

  4. 4

    Re-aim

    The sun moves. Re-aim the panel every one to two hours when you are at home.

  5. 5

    Allocate energy

    Use what the panel delivers first for light, radio and one emergency phone – not for entertainment.

Common mistakes

  • Calculating with the wattage printed on the label
  • Leaving the panel behind a window or in partial shade
  • Charging the phone in direct sun
  • Unpacking the panel only in an emergency without ever testing it

Limits and risks

  • No output or charging-time figures – they depend on model, place and weather
  • No guidance on permanently installed solar systems (qualified installer)

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-solar-charging

06 · Power and light · Expert review pending

Powered medical devices: an outage plan

Anyone using ventilation, oxygen, home dialysis, suction devices, an electric care bed or medication that must be kept cold at home needs their own outage plan – agreed with their doctor, care service and device supplier. The core: know the battery run time, organise backup, know where to go in good time.

If a life-sustaining device fails or the battery reserve is running low and no backup is available: call the local emergency number (112 in the EU) in good time or go to hospital or a facility with backup power as agreed – do not wait until the last minute.

Oxygen strongly promotes fire. With oxygen therapy, no candles, naked flames or smoking nearby – use battery light.

Operate generators outdoors only and connect devices only according to the manufacturer's instructions. Never use generators indoors – carbon monoxide.

Whether medication is still usable after refrigeration was interrupted is for the pharmacy or doctor to decide – not appearance or guesswork.

Materials

  • Medication supply – As prescribed
  • Insulated cool box(optional) – Only after checking with the pharmacy for medication that must be kept cold
  • Document folder (waterproof) – Device list, contacts, plan
  • Power bank(optional) – Only for devices the manufacturer approves for this

Steps

  1. 1

    List devices and medication

    Note every power-dependent device with manufacturer, model, battery run time according to the supplier and hotline, plus all medication that must be kept cold.

  2. 2

    Talk to professionals

    Clarify with the doctor, care service and device supplier: are there spare batteries or a spare device? May the device be connected to a power station or generator? Where to go if the power is off for longer? How is medication stored without a fridge?

  3. 3

    Register where possible

    Some grid operators, municipalities or care services keep lists of people with power-dependent devices. Ask whether this exists in your region – it is no guarantee of priority help.

  4. 4

    Keep batteries charged

    Always keep device batteries and approved spare batteries charged and check them regularly according to the manufacturer's instructions.

  5. 5

    Set a trigger point

    Set down in writing at which remaining run time you get help or move – early enough that transport is still possible despite traffic chaos and network failure.

  6. 6

    Involve supporters

    At least two people nearby know the plan, know where the documents are and drop by during an outage, even if the phone does not work.

Common mistakes

  • Not knowing the actual battery run time
  • Waiting too long before getting help
  • Connecting devices to a generator or inverter without approval
  • Candles near oxygen
  • The plan existing only in one person's head

Limits and risks

  • No medical instructions – therapy and medication only as directed by a doctor
  • No device or product recommendations

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  3. [3]

    Centers for Disease Control and Prevention: Carbon Monoxide Poisoning – Prevention guidance

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-medical-devices-power

07 · Power and light · Expert review pending

Power banks and power stations: choosing, calculating, using safely

Power banks supply phone, radio and headlamp; portable power stations with a socket can also run a router, laptop or small lamp for hours. What matters is comparing the capacity in watt-hours with the devices' consumption, keeping the batteries charged and charging and storing lithium batteries safely.

Lithium batteries can catch fire if damaged, overheated or charged incorrectly. Charge on a non-flammable surface, not under cushions or in full sun; stop using damaged or swollen batteries and dispose of them properly.

For powered medical devices do not rely on your own calculations: clarify with doctor, care service and device supplier which backup supply is suitable.

Never feed a power station into the house wiring (e.g. via a socket). This endangers line workers and yourself. Fixed connections only by a qualified electrician.

Materials

  • Power bank
  • Portable power station (battery with inverter)(optional)
  • Folding solar charger(optional) – For recharging during longer outages

Steps

  1. 1

    List the need

    Which devices, how many hours per day, how many days? Note the power draw (W) from the rating plate or manual.

  2. 2

    Rough calculation

    Watts × hours = watt-hours per day. Plan with a clear margin because not all of the rated capacity is usable.

  3. 3

    Choose to match

    For phone and lamp one or two power banks are usually enough. For mains devices a power station whose continuous output exceeds the draw of the largest device. Check the outputs (USB, 12 V, socket).

  4. 4

    Keep charged

    Store according to the manufacturer and recharge regularly, e.g. whenever the clocks change. Charge fully when severe weather is forecast.

  5. 5

    Use sparingly in an outage

    Communication and light first, comfort later. Supply devices directly via USB or 12 V where possible – this saves conversion losses. Switch the inverter off when not needed.

Common mistakes

  • Calculating as if the printed capacity were all usable
  • Storing batteries empty for years
  • Fan heater or kettle on a power station
  • Leaving it charging on a bed or sofa

Limits and risks

  • No product recommendations
  • No instructions for connecting to house wiring

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  3. [3]

    Thomas B. Reddy (ed.) – McGraw-Hill: Linden's Handbook of Batteries

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-power-banks-stations

08 · Power and light · Expert review pending

Protecting devices and data: home office, UPS, surges

A sudden power cut can destroy unsaved work, and surges when power returns can damage electronics. Saving regularly, backups outside the device, a small uninterruptible power supply (UPS) for computer or router and unplugging sensitive devices during the outage reduce the damage.

Do not operate wired devices during a thunderstorm; unplug sensitive devices beforehand where possible. Surge protection in a power strip does not protect against everything, especially not nearby lightning strikes.

UPS batteries age and must be replaced as the manufacturer specifies. Do not connect heaters or high-draw printers to the UPS.

Materials

  • Power bank(optional)

Steps

  1. 1

    Make saving a habit

    Enable autosave and save manually at short intervals, especially when severe weather is forecast.

  2. 2

    Back up

    Back up important data regularly to a second medium and a second location. For work data follow the employer's rules.

  3. 3

    UPS for the essentials

    Connect computer, network storage or router to a small UPS. Check whether the computer shuts down by itself in an outage.

  4. 4

    Be prepared offline

    Keep important contacts, the employer's emergency contact and documents available on paper or offline too. Keep laptop and power bank charged.

  5. 5

    Unplug during the outage

    Unplug sensitive devices and plug them back in one by one only once power has returned steadily.

Common mistakes

  • Not saving for hours
  • Backups only on the same device
  • Treating a UPS as backup power for hours
  • Switching everything back on at once

Limits and risks

  • No IT security advice
  • No product recommendations

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-devices-data-protection

09 · Supplies · Expert review pending

Food safety when the fridge and freezer fail

During a power outage the rule is: keep fridge and freezer doors closed – that keeps the cold in longest. The US food safety authority USDA gives guide values for this. Perishable food that has been too warm for too long is thrown away. And: when in doubt, throw it out – appearance and smell do not tell you whether food is safe.

When in doubt, throw it out. Never taste food to check whether it is still good – pathogens often do not change smell or appearance.

Do not eat food that has been in contact with flood water unless it was in undamaged, waterproof packaging. Follow the authorities' guidance.

Do not judge refrigerated medication (e.g. insulin) by food rules – ask a pharmacist, doctor or check the package leaflet.

Do not cook indoors with a grill, charcoal or camping stove (carbon monoxide). Use stoves only outdoors and according to the manufacturer's instructions.

Materials

  • Fridge and freezer thermometer – Shows how warm it got after the outage

Steps

  1. 1

    Beforehand: thermometers and cold

    Put thermometers in the fridge and freezer. When severe weather is forecast, frozen water containers or ice packs help as an extra cold reserve.

  2. 2

    Keep the doors closed

    Open the fridge and freezer as rarely as possible. According to the USDA, an unopened fridge keeps food safely cold for about 4 hours, a full freezer for about 48 hours (about 24 hours if half full).

  3. 3

    Use non-perishable food

    Eat food that keeps without refrigeration first, so the appliances can stay closed.

  4. 4

    Check after the outage

    Read the thermometers. The USDA advises discarding perishable food such as meat, poultry, fish, eggs, dairy and leftovers if it has been above 4 °C (40 °F) for more than 2 hours.

  5. 5

    Assess frozen food

    According to USDA guidance, frozen food that still contains ice crystals or is at 4 °C (40 °F) or below can be refrozen; quality may suffer. Judge everything else by the rules for chilled food.

  6. 6

    When in doubt, throw it out

    If you do not know how long or how warm something was, throw it away. Never taste it.

Common mistakes

  • Repeatedly checking whether everything is still cold
  • Using smell or taste as a safety test
  • Putting food outside to cool where sun and animals can reach it
  • Cooking with charcoal indoors

Limits and risks

  • Guide values from US agency guidance; national authorities may differ
  • No detailed guidance on the shelf life of individual foods
  • No guidance on medication

Sources

  1. [1]

    United States Department of Agriculture – Food Safety and Inspection Service (USDA FSIS): Keeping Food Safe During an Emergency

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-food-fridge-outage

10 · Supplies · Expert review pending

Getting the freezer and fridge through an outage

How long frozen food lasts is decided mainly before and in the first hours of an outage: a full freezer stays cold longer than a half-empty one, and every door opening costs cold. If you fill gaps with frozen water bottles, use thermometers and have a plan, you save more food.

When in doubt, throw it out: spoiled food cannot be recognised by smell or appearance, and heating does not always make it safe.

Never touch dry ice with bare hands and use it only in well-ventilated rooms; it gives off carbon dioxide. Do not store it in airtight containers.

Do not simply put food in the snow or on the balcony in winter: sun can thaw it, temperatures fluctuate and animals can get at it.

Materials

  • Fridge and freezer thermometer – One each in fridge and freezer
  • Ice packs – Or frozen water bottles
  • Insulated cool box(optional)
  • Wool blanket / duvet(optional) – Only lay over the outside, keep vents clear

Steps

  1. 1

    Beforehand: fill gaps

    Fill empty compartments in the freezer with water bottles (not filled to the brim) or ice packs. They hold cold during an outage and later also serve as cooling elements or utility water.

  2. 2

    Beforehand: order

    Store frozen food packed together with raw meat at the bottom so that meltwater does not reach anything else. A contents list on the door saves long searching with the door open.

  3. 3

    During the outage: keep it shut

    Keep doors and lids closed. Use food from the pantry and the fridge first, not from the freezer.

  4. 4

    Relieve the fridge

    If it is clear that the outage will last longer, move perishable food (milk, meat, leftovers) into a cool box with frozen bottles – deliberately and quickly, not by constant opening.

  5. 5

    Insulate outside – with care

    A blanket over the freezer can help; vents and the compressor area stay clear, and the blanket comes off as soon as the power is back.

  6. 6

    Record the temperature

    Note the time the outage began and read the thermometers at the end. Then decide about the food according to the rules in the food-safety entry.

Common mistakes

  • Checking again and again whether everything is still frozen
  • Running the freezer half empty
  • Covering the vents and forgetting about it
  • Refreezing thawed food without checking
  • Not noting the time of the outage

Limits and risks

  • No guarantee of particular holding times
  • No food assessment – see the food-safety entry

Sources

  1. [1]

    United States Department of Agriculture – Food Safety and Inspection Service (USDA FSIS): Keeping Food Safe During an Emergency

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-freezer-management

11 · Supplies · Expert review pending

Toilet and hygiene without running water

When the water supply fails, the toilet quickly becomes a problem. If the sewer still works, flush with a bucket of utility water. If the sewer is also disrupted, use a bag toilet with absorbent. Washing hands with a little water and soap remains a must.

In floods or when sewage is backing up, do not flush: sewage can be pushed into the home. Then use only the bag toilet and follow the authorities' instructions.

Wash hands with soap after every toilet visit and before eating – diarrhoeal diseases spread quickly in emergencies.

Do not mix household chemicals such as bleach-based and acidic cleaners in the same bag toilet – toxic gases can form.

Materials

  • Toilet bags and absorbent
  • Hygiene supplies – Soap, toilet paper, hand sanitiser
  • Disposable gloves(optional)
  • Food-grade water container(optional) – For utility water to flush
  • Soap / detergent

Steps

  1. 1

    Clarify: water gone or sewer disrupted?

    Follow radio announcements and the utility's instructions. Water outage only: bucket flush. Sewer problem, flood or a request not to flush: bag toilet.

  2. 2

    Bucket flush

    Pour a few litres of utility water (rainwater, used washing-up water) briskly into the bowl. Do not flush every time if water is short – as agreed within the household.

  3. 3

    Set up a bag toilet

    Empty the bowl or bail out the water, put in two strong bin bags or line a bucket with them. After each use sprinkle in some absorbent (cat litter, sawdust). Close the lid.

  4. 4

    Seal and store bags

    Change bags as needed, press out the air, knot them firmly and store them in a closable container in a cool, shaded, child-proof place outside the living area. Dispose of them according to the municipality's instructions.

  5. 5

    Organise hand hygiene

    A wash station next to the toilet: canister or bottle of utility water, soap, a catch bowl. Hand sanitiser supplements soap but does not replace washing when hands are visibly dirty.

  6. 6

    Personal hygiene with little water

    A flannel wash instead of a shower, brushing teeth with a cup of drinking water, wet wipes in between. Collect used washing water for flushing the toilet.

Common mistakes

  • Using up the drinking-water stock for flushing
  • Continuing to flush when sewage backs up
  • Storing bags open or in the living area
  • Skipping handwashing because water is short
  • Throwing wet wipes into the toilet

Limits and risks

  • No rules on waste disposal – the municipality decides these
  • No quantities for utility water

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Water (emergency water supply guidance)

  3. [3]

    Sphere Association (2018): The Sphere Handbook: Humanitarian Charter and Minimum Standards in Humanitarian Response

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-toilet-hygiene-water-outage

12 · Supplies · Expert review pending

Why heating stops without power – and what to prepare

Gas and oil boilers also need electricity: for controls, ignition, burner fan and circulation pump. Heat pumps, pellet boilers and many flat-level heaters stop too. If you know how your own system reacts, you can keep heat in the home, protect water pipes from frost and restart the heating correctly afterwards.

Never heat with a gas hob, oven, barbecue, camping stove, charcoal or outdoor heaters. Carbon monoxide is invisible, odourless and can be fatal. With headache, dizziness or nausea get to fresh air immediately and call the local emergency number (112 in the EU).

Do not bypass controls, disable safety devices or connect gas or oil systems to backup power yourself. That is work for specialists.

In unheated buildings water pipes can freeze and burst in prolonged frost. Clarify beforehand with landlord or specialist where the shut-off valves are and how pipes are drained.

Materials

  • Wool blanket / duvet
  • Carbon monoxide alarm(optional)

Steps

  1. 1

    Know your system

    Note heating type, location of the boiler and shut-off valves, the specialist's emergency number. Ask: does the system need power? Is there a wood stove that works without a fan?

  2. 2

    Keep the heat in

    Close doors to unused rooms, gather in one room, close curtains and shutters at night, let in sun during the day. Air briefly rather than leaving windows tilted.

  3. 3

    Keep people warm

    Wear layers, a hat, warm drinks, blankets and sleeping bags. Pay special attention to older people, the sick and small children.

  4. 4

    Frost protection

    If the temperature in the building drops towards freezing, shut off the water and have pipes drained as agreed beforehand. Keep an eye on exposed pipes in cellar and garage first.

  5. 5

    Restart

    When power returns, check whether the heating restarts by itself. If it shows a fault, use only the reset button the manual provides, otherwise call the specialist.

Common mistakes

  • Assuming a gas boiler runs without power
  • Heating with the oven
  • Trying to keep the whole home warm
  • Resetting a faulted boiler repeatedly

Limits and risks

  • No instructions for specific heating models
  • No substitute for a specialist

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  3. [3]

    Centers for Disease Control and Prevention: Carbon Monoxide Poisoning – Prevention guidance

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-heating-system-outage

13 · Supplies · Expert review pending

Water in high-rise buildings: when pumps stop

In taller buildings electric booster pumps lift water to the upper floors. If they stop, upper floors soon have no water while it still runs further down. A water stock in the flat, agreed ways of fetching water and sparing toilet use make the difference.

Only drink water from clean, food-grade containers. If the supplier issues a boil-water notice or warning, follow it.

Full water containers are heavy. Use a headlamp on dark stairs, share the load, prefer smaller containers and do not rush.

Where toilets or drains are below the sewer level (e.g. in a basement), a pump often lifts the waste water – without power it can back up there. Ask the building management.

Materials

  • Food-grade water container – Food-grade, clean
  • Collapsible water container or bag(optional)
  • Galvanised bucket(optional) – Utility water only

Steps

  1. 1

    Know your building

    Ask the management or caretaker: is there a booster pump or sewage pump? Does it have backup power? From which floor is there no water without the pump?

  2. 2

    Stock in the flat

    Keep a drinking water stock for several days in food-grade containers and rotate it regularly. Also plan utility water for toilet and hygiene.

  3. 3

    Fill immediately when the power fails

    If water still runs, fill containers, pots and a cleaned bathtub (as utility water). The remaining pressure often does not last long.

  4. 4

    Save water

    Flush the toilet with a bucket only when needed; collect dishes, use wipes and hand sanitiser.

  5. 5

    Organise fetching water

    Agree with neighbours where water still runs on lower floors or outdoor taps and who supplies older or sick people. Learn about official distribution points through radio and notices.

Common mistakes

  • Collecting water only when the tap is already dry
  • Drinking bathtub water without treatment
  • Carrying full 20-litre cans alone up many floors
  • Continuing to use a toilet without water until it blocks

Limits and risks

  • No quantities for individual households
  • No treatment instructions – see the water world

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Water (emergency water supply guidance)

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-high-rise-water

14 · Communication and community · Expert review pending

Communication when networks fail

During power outages and disasters, landlines, internet and mobile networks often fail gradually or become overloaded. A battery or crank radio remains the most reliable source of information. Short text messages often get through more easily than calls, and a plan agreed beforehand replaces many phone calls.

In a life-threatening situation, call the local emergency number (112 in the EU). If the phone does not work, get help from neighbours, a fire station, a police station or a contact point set up by the municipality.

Do not overload networks unnecessarily in emergencies: keep calls short, use messages instead of calls so emergency calls can get through.

Radio transceivers are subject to different rules and licensing requirements depending on the country. Check local rules before buying and using them.

Materials

  • Battery or crank radio
  • Power bank
  • Spare batteries

Steps

  1. 1

    Keep a radio ready

    Keep a battery, crank or solar radio with spare batteries and note the frequencies of the regional stations used for official information.

  2. 2

    Know the warning channels

    Find out how your region issues warnings: sirens, radio, warning apps, mobile alerts (cell broadcast where available), loudspeaker vans. Set up warning apps while the network is still working.

  3. 3

    Numbers on paper

    Write the most important numbers and addresses on a card for your wallet and go bag.

  4. 4

    Messages instead of calls

    Short text messages need less network capacity and are often delivered as soon as there is a brief connection. Agree on short standard messages such as "Safe, at home".

  5. 5

    Out-of-area contact

    A contact person in another region is often easier to reach than relatives in the affected area. Everyone checks in with that person and learns how the others are.

  6. 6

    Save battery

    Turn on power-saving mode, lower brightness, close apps you do not need and switch the phone off at times when there is no network.

  7. 7

    Local contact points

    Some municipalities set up contact points during longer outages where information and emergency calls are available. Find out in advance whether your municipality has such places.

Common mistakes

  • Relying only on the internet and social media
  • Phone numbers only in the phone
  • Overloading networks with long calls
  • Forwarding unverified rumours
  • No meeting point agreed

Limits and risks

  • No radio-equipment or amateur-radio guidance
  • Warning systems and radio rules vary by region

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Make A Plan

  3. [3]

    European Commission: 112 – the European emergency number

    https://digital-strategy.ec.europa.eu/en/policies/112

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-communication-outage

15 · Communication and community · Expert review pending

Organising neighbourhood help in a power outage

In a widespread outage the nearest help is often the neighbourhood. If you know beforehand who in the building lives alone, needs care or has a radio, you can check on people, share information and run errands to official contact points in an emergency – without putting yourself at risk.

In a life-threatening situation – unconsciousness, breathing difficulty, fire, suspected carbon monoxide – alert the local emergency number (112 in the EU) at once or, if it cannot be reached, the municipality's emergency contact point.

If you see neighbours using grills, gas heaters or generators indoors, clearly point out the carbon monoxide danger. If several people have headache, dizziness or nausea: everyone into fresh air, call the emergency number.

Your own safety first: not into flooded basements, not near fallen lines, not alone through unlit areas at night if it can be avoided.

Materials

  • Battery or crank radio(optional) – To pass on information
  • Labels and waterproof marker(optional) – For notices
  • Headlamp / flashlight – For unlit stairwells

Steps

  1. 1

    Get to know each other beforehand

    A chat in the hallway, a courtyard party or a notice is enough: who would like to take part during outages? Contact details on a paper list only with consent.

  2. 2

    Clarify needs and skills

    Who lives alone, needs care, has small children or animals? Who has a radio, a stove for the garden, first-aid skills, a cargo bike? Voluntary and confidential.

  3. 3

    Set up an information point

    During an outage put a notice in the entrance with date and time: current radio announcements, location of the emergency contact point, who in the building offers help.

  4. 4

    Check regularly

    At fixed times ring or knock on the door of people who need support: warmth, water, medication, mood. Pass on concerns to relatives or authorities.

  5. 5

    Share instead of hoarding

    Shared solutions save resources: one radio in the hallway, cooking together outdoors, sharing charging opportunities, pooling shopping.

  6. 6

    Connect with official points

    One person goes to the municipality's emergency contact point, reports emergencies that cannot be reported otherwise and brings back information.

Common mistakes

  • Trying to meet neighbours only during the outage
  • Collecting or posting personal details without consent
  • Passing on rumours instead of official information
  • Putting yourself in danger while helping
  • Visiting older neighbours only after days

Limits and risks

  • No legal advice on data protection or liability
  • No organisational rules for associations or initiatives

Sources

  1. [1]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  2. [2]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-neighbourhood-help

16 · Communication and community · Expert review pending

Security in the dark: home, light and a watchful neighbourhood

In a power outage streets are dark, alarm systems and cameras may not work and electric locks behave differently. Closed doors and windows, battery or solar outdoor light, arrangements with neighbours and reporting anything suspicious to the police increase safety – without intervening yourself.

Never confront or follow suspicious people yourself. Keep your distance, observe, remember what you see and inform the police via the local emergency number (112 in the EU) or the local police number.

Lock doors but keep escape routes open: key at hand inside, no furniture in front of doors. In a fire you must be able to get out quickly.

No open flames as outdoor lighting or deterrent – fire risk.

Materials

  • Headlamp / flashlight
  • Battery lantern / LED light(optional)
  • Spare batteries

Steps

  1. 1

    Check the technology

    Check with the installer or manual whether the alarm, video doorbell and electric locks have a battery and how long it lasts. Keep a mechanical key ready.

  2. 2

    Reduce opportunities

    Close doors and windows, do not leave basement windows or garages open, keep valuables out of sight. Close shutters as needed, keep the escape route clear.

  3. 3

    Light without flame

    Solar or battery lights at the entrance and path help orientation. Headlamp for trips outside.

  4. 4

    Neighbourhood

    Exchange phone numbers with neighbours, tell each other about absences and look out for each other. Note and report anything unusual factually; do not spread rumours.

  5. 5

    Out in the dark

    Where possible do not go out alone, and only with a light; traffic lights fail – cross with extra care as a pedestrian.

Common mistakes

  • Candles or torches in front of the house
  • Barricading escape routes
  • Approaching or following suspicious people yourself
  • Assuming the alarm keeps running

Limits and risks

  • No legal advice
  • No assessment of security technology

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-outage-security

17 · Home and building · Expert review pending

When the power comes back

The end of a power outage brings its own risks: power surges, forgotten hotplates and irons, thawed food, heating that does not restart. If you switch devices back on gradually, check food and restock supplies, you close the outage safely.

After a flood or water ingress, do not switch on circuit breakers and do not use wet appliances. Have a qualified electrician check first.

Burning smell, sparks or tripped breakers when switching back on: unplug the device, leave the breaker off, call a professional. In case of fire: get out and call the local emergency number (112 in the EU).

Use food from the fridge and freezer only after checking the temperature; when in doubt, throw it out.

Materials

  • Fridge and freezer thermometer
  • Headlamp / flashlight(optional)

Steps

  1. 1

    Hazards first

    Check whether the cooker, iron, fan heater or other heating appliances are still switched on. Put out candles once the light is back.

  2. 2

    Reconnect devices gradually

    First fridge, freezer and heating, then other devices one by one. Plug in sensitive electronics last.

  3. 3

    Check heating and water

    Does the heating come back on? Some systems need a reset according to the manufacturer. In case of a fault, gas smell or error message, call a qualified technician or the gas emergency service. Follow the water utility's instructions, for example whether tap water has to be boiled.

  4. 4

    Assess food

    Read the thermometers and estimate how long the outage lasted. Decide according to food-safety rules what stays and what is thrown away.

  5. 5

    Reset clocks, alarms and devices

    Check alarm clocks, timers, alarm systems and routers. Check medical devices according to the manufacturer's instructions.

  6. 6

    Restock supplies

    Charge power banks and batteries, replace used batteries, water and food. Note what was missing – that is the most valuable lesson from the outage.

Common mistakes

  • Switching all devices back on at the same time
  • Switching on wet appliances or installations
  • Continuing to use food without checking
  • Forgetting burning candles once the light is back
  • Not restocking supplies

Limits and risks

  • No guidance for work on electrical installations
  • No manufacturer-specific reset instructions

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    United States Department of Agriculture – Food Safety and Inspection Service (USDA FSIS): Keeping Food Safe During an Emergency

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-power-restoration

18 · Home and building · Expert review pending

Lifts, electric doors and garage doors in a power outage

Without power lifts stop, and garage doors, shutters, barriers and electric door openers can no longer be used as usual. If you are stuck in a lift, trigger the alarm and wait for help – never climb out yourself. Doors and gates often have a manual release that you should know beforehand from the manufacturer's instructions.

In a stuck lift do not force the doors open and do not climb out of the car – the car can move and there is a risk of falling into the shaft. Press the alarm button and wait for trained helpers. In case of breathing difficulty, panic or a medical emergency call the local emergency number (112 in the EU).

Heavy doors are under spring tension. Use the manual release only as the manufacturer describes and only when the door is closed or the manual allows it – a released door with a broken spring can fall. Never loosen springs or cables yourself.

Even when power returns: never use lifts in a fire. After an outage only ride once the system works normally again.

Materials

  • Headlamp / flashlight(optional)

Steps

  1. 1

    Explore beforehand

    Read the manuals for garage door, gate and shutters, find the release or crank and practise once in daylight. Check whether the front door opens with the key without the electric opener.

  2. 2

    Keep keys ready

    Keep a mechanical key for front door, garage and letterbox at hand. If the car usually stands in the garage, consider parking outside when a storm is forecast.

  3. 3

    If the lift stops

    Stay calm, press the alarm button and speak when someone answers. If the phone has signal, inform the building management or emergency services. Sit down, save light, wait for helpers.

  4. 4

    Avoid the lift

    When outages are announced or the power flickers take the stairs. People who cannot use stairs plan with neighbours how they will be supplied instead of risking the lift.

  5. 5

    Release the door

    Door closed, drive without power, manual at hand: operate the release, move the door slowly with both hands. If it is heavy or hangs crooked, stop and call a specialist.

Common mistakes

  • Climbing out of the lift
  • Looking for the release for the first time in the dark
  • Walking under a half-open door
  • Not owning a mechanical key

Limits and risks

  • No instructions for specific door or lift models
  • No technical maintenance

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-lifts-electric-doors

19 · Home and building · Expert review pending

Cash and payments in a power outage

Without power and network, card terminals, cash machines, online banking and often petrol pumps do not work. A small cash reserve in small notes and coins, kept safely, bridges the first days. An overview of standing orders and caution against fraud in a crisis also matter.

Fraud attempts increase in crises, e.g. fake tradespeople, alleged officials or donation appeals. Ask for ID, do not pay at the door and if in doubt inform the police via the local emergency number (112 in the EU) or the local police number.

Do not keep cash in one place or visibly; do not talk about your reserves.

Materials

  • Cash reserve
  • Document folder (waterproof)(optional)

Steps

  1. 1

    Decide on an amount

    Consider what food, medication and possibly travel would cost for a few days. A modest reserve is better than none.

  2. 2

    Small denominations

    Keep small notes and coins, split between two places (e.g. supplies cupboard and go bag).

  3. 3

    Fuel and consumption

    Petrol pumps need power. Do not run the tank nearly empty when severe weather is forecast.

  4. 4

    Key details on paper

    Keep bank details, card blocking number, insurance numbers and contacts in a document folder.

  5. 5

    Check and refresh

    Check the reserve once a year and refill immediately after use.

Common mistakes

  • Only large notes
  • All cash in one place
  • Trusting that cash machines work in an outage
  • Spending the reserve on everyday purchases and not replacing it

Limits and risks

  • No financial or insurance advice
  • No recommended amount

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Build A Kit

  2. [2]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-cash-payments

20 · Home and building · Expert review pending

A multi-day power outage: a plan by day

An outage of hours is an inconvenience; one lasting several days is an endurance test. A rough plan by phase – first hour, first day, days two to three, beyond – helps to ration supplies, conserve energy and decide in time whether to stay or go to relatives or an official help point.

If the home becomes dangerously cold or hot, people depend on power for medical devices, or water or medication runs out, do not hold out: move in time to relatives or official help points. In an emergency call the local emergency number (112 in the EU).

Run generators, grills and stoves only outdoors and away from windows. Carbon monoxide poisonings occur more often during longer power outages.

Candles and open flames are a common cause of fire in long outages. Prefer battery light.

Materials

  • Battery or crank radio
  • Non-perishable food
  • Spare batteries
  • Cash reserve(optional)

Steps

  1. 1

    First hour

    Check whether only your own home is affected (fuses, neighbours). Switch on the radio, unplug sensitive devices, note the time for the fridge, fill water while it still runs.

  2. 2

    First day

    Keep the fridge closed, eat perishable food first. Phone in power-saving mode, ration batteries. Keep heat in one room. Check on neighbours with special needs.

  3. 3

    Days two to three

    Count supplies and water, organise toilet and hygiene without running water, keep a daily structure with set times for meals, sleep and news. Follow official information on help points and water and food distribution.

  4. 4

    Decision point

    Check deliberately every day: heat, water, medication, health, energy. If any becomes critical, plan a move to relatives outside the area or to a help point – while there is still daylight, fuel and strength.

  5. 5

    If you leave

    Leave a note on the door or for the family, shut off water and power as planned, take medication, documents, chargers and warm clothing.

Common mistakes

  • Using up all light and batteries on the first day
  • Opening the fridge constantly
  • Holding out too long until fuel, light or health run out
  • Following only rumours from the stairwell

Limits and risks

  • No fixed deadlines for when to leave
  • No substitute for official instructions

Sources

  1. [1]

    Ready.gov – U.S. Federal Emergency Management Agency (FEMA): Power Outages

  2. [2]

    Bundesamt für Bevölkerungsschutz und Katastrophenhilfe (BBK), Deutschland: Ratgeber für Notfallvorsorge und richtiges Handeln in Notsituationen

    https://www.bbk.bund.de

  3. [3]

    U.S. Federal Emergency Management Agency (FEMA): Are You Ready? An In-Depth Guide to Citizen Preparedness

Rev. 1 · Online version: https://survivebetter.com/en/explore/blackout/bo-multi-day-outage