72-Hour Emergency Kit Calculator

Store 1 gallon per person per day. Use food-grade containers. Replace every 6–12 months.

Useful when stored water runs out. Each tablet purifies 1 liter. Follow product instructions.

Filters up to 1,000 gallons. Good backup if supply runs out.

Aim for ~2,000 calories per person per day. Choose foods your family eats. Include canned goods, dried fruits, nuts, granola bars. Account for dietary restrictions.

Essential if you store canned goods. Keep with your food supplies.

Reduces need for washing dishes when water is scarce.

Use ONLY outdoors or in well-ventilated areas. Never use a gas stove indoors — CO poisoning risk.

Should include: bandages, gauze, adhesive tape, antiseptic wipes, antibiotic ointment, scissors, tweezers, thermometer, gloves.

Include adult and children's formulas as appropriate. Acetaminophen (Tylenol) or ibuprofen (Advil).

Useful if water supply is compromised or food safety is uncertain.

Stress and unfamiliar food can cause digestive issues.

Ask your doctor for an emergency prescription. Keep track of expiration dates. Store in original labeled containers.

CPAP, oxygen concentrators, nebulizers, and insulin pumps require power. Consider a UPS battery backup or register with your utility as a medical dependent customer.

Include solution, cases, and a prescription copy. Hard to replace in an emergency.

Print key contacts: family, out-of-area contact, doctors, utilities, insurance. Keep in your kit and in your car.

GPS and cell service may be unavailable. Know your local evacuation routes in advance.

LED flashlights are most reliable. Consider a headlamp for hands-free use. Store extra batteries separately.

Match battery sizes to your flashlights and radio. Replace every 2–3 years.

Charge phones and devices when power is out. Keep charged. A 10,000 mAh bank charges most phones 2–3 times.

Provides official emergency alerts when cell service is down. Look for models with WX (Weather Alert) bands.

Attach to a bag or keychain. Louder than shouting and requires less energy.

N95 or KN95 masks filter particulates. Surgical masks do not protect against smoke. Each mask is single-use. Stock 3 per person.

Can be used to seal gaps, secure items, or create improvised repairs.

Protect hands when clearing debris or handling damaged materials.

Useful for a wide range of tasks: cutting, prying, screwdriving.

Know how to shut off gas, water, and electricity. Label your shutoffs now.

Keep in kitchen and one on each floor. Check pressure gauge annually. Know how to use it: Pull, Aim, Squeeze, Sweep.

Can shelter-in-place by sealing windows/doors. Also useful for protecting belongings from water.

At least one per person. Wool or synthetic fleece retain warmth even when wet. Emergency mylar blankets are compact backups.

Compact, lightweight, reflects 90% of body heat. Include one per person in your go-bag.

Include sturdy shoes. Pack seasonally appropriate clothing. For winter, include layers.

Staying dry is critical to staying warm. Compact emergency ponchos are inexpensive.

If you cannot stay in your home and shelter options are unavailable. A tarp is lighter and more versatile.

Use when hand-washing isn't possible. 60%+ alcohol kills most germs.

Store roughly 1 roll per person per week (about 0.2 rolls/person/day).

Personal hygiene when water is limited.

Large bags can double as improvised toilets (line a bucket). Also useful for waterproofing belongings.

Bleach (unscented, 5–8% sodium hypochlorite) can disinfect surfaces and water. Wipes for surfaces.

Include: IDs, passports, insurance cards, bank info, property deeds, medical records. Store in waterproof bag or sealed container. Keep digital copies off-site.

ATMs and card readers may not work during power outages. Keep $100–$200 minimum in small bills.