United States

Store one gallon of water per person per day

Ready.gov asks households to get by on their own for several days. Keep non-perishable food you already eat, a flashlight, and a battery or crank radio.

Ready.gov kit explained Open supply calculator

• Water: ~1 US gallon / person / day (drinking + sanitation).
• A family of four for three days: about 12 gallons before pets or heat.
• Many planners add a 3-day go-bag and a longer stay-home store.

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