
Essentials
How to Build a 72-Hour Go-Bag
Everything each person needs to grab and leave in minutes, packed the way emergency managers recommend.
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Quick answer
A 72-hour go-bag holds enough supplies for one person to survive three days away from home: 3 gallons of water, 3 days of no-cook food, a flashlight, a hand-crank radio, a first aid kit, medications, copies of important documents, cash, a phone charger, a change of clothes and basic hygiene items. Pack one bag per person and keep them by the door.
Why 72 hours?
Ready.gov recommends keeping supplies for at least three days if you have to evacuate. Help may not reach every neighborhood right away after a large disaster, and roads, stores and ATMs may be closed. A go-bag means you can leave in minutes with what your household needs to get through the first few days on its own.
The go-bag checklist
- Water: 1 gallon per person per day, so 3 gallons each. Bottled water is easiest to pack; a filter bottle lets you carry less.
- Food: 3 days of non-perishable food that needs no cooking, plus a manual can opener if you pack cans.
- Light and information: a flashlight or headlamp, extra batteries, and a battery or hand-crank radio that receives NOAA weather alerts.
- First aid and health: a first aid kit, at least a week of prescription medications, glasses or contacts, and N95 masks.
- Documents and money: copies of IDs, insurance policies and medical information in a waterproof pouch, plus cash in small bills.
- Power: a charged power bank and charging cables for each phone.
- Shelter and safety: an emergency blanket, a whistle to signal for help, sturdy shoes and a change of clothes.
- Hygiene: moist towelettes, garbage bags, toothbrush, and feminine supplies.
Packing tips
Use a backpack rather than a duffel so your hands stay free. Put the heaviest items, like water, close to your back. Keep each person's bag light enough for them to carry; children can carry a small bag with snacks, a comfort item and a card with your contact information.
Store bags near an exit or in your car trunk. Set a reminder every six months to swap out water, food and medications and to check that batteries still work.
Don't forget pets and special needs
Pack a separate bag for each pet with food, water, a leash, medications and vaccination records. If someone in your household uses medical equipment, add spare batteries and a printed list of devices and model numbers.
Our picks
Products we'd consider for our own kits, chosen for reputation and fit. We don't accept payment for placement. Prices and availability are set by Amazon sellers and change often.
- Best for: Starting from scratchView on Amazon: Ready America 72-Hour Emergency Kit (opens in a new tab)
Ready America 72-Hour Emergency Kit
A pre-packed kit with food bars, water pouches, a first aid kit, light and blankets in a backpack. Add your own medications, documents and cash.
- Best for: Building your own kitView on Amazon: 5.11 Tactical RUSH24 Backpack (opens in a new tab)
5.11 Tactical RUSH24 Backpack
A durable, organized pack with many compartments, popular with people who assemble their own go-bags.
- Best for: Alerts on the moveView on Amazon: Midland ER310 Emergency Radio (opens in a new tab)
Midland ER310 Emergency Radio
AM/FM and NOAA weather radio with hand-crank and solar charging, a flashlight and a USB port to top up a phone.
- Best for: Lightweight water backupView on Amazon: LifeStraw Personal Water Filter (opens in a new tab)
LifeStraw Personal Water Filter
A tiny straw filter that lets you drink from questionable water sources if your supply runs out.
Build your personalized kit
Get suggested quantities for your household, pets and local hazards in about two minutes.
Open the Bunker Kit BuilderOfficial sources
- Ready.gov: Build a Kit (opens in a new tab)
- Ready.gov: Make a Plan (opens in a new tab)
- Ready.gov: Evacuation (opens in a new tab)
This guide is general information based on public guidance from the agencies above. It is not medical or professional advice, and The Blackout Bunker is not affiliated with any government agency. Always follow instructions from local officials.
Keep reading
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Emergency First Aid Kit Checklist
What to keep in your home and go-bag first aid kits, plus the skills that make them useful.
Water & FoodHow Much Water Should You Store for an Emergency?
The 1-gallon rule, how to calculate your household's total, and how to store water so it stays safe.
FamilyHow to Make a Family Emergency Communication Plan
How your family will reach each other, and where you'll meet, when phones and roads aren't working.