Emergency Kit Calculator
Calculate the supplies needed for a household emergency preparedness kit including water, food, first aid, and gear based on family size and preparation duration.
Inputs
days
Results
Water Needed
11 gallons
Food Servings35 servings
First Aid Kits1
Flashlights4
Battery Packs2
Total Kit Weight121 lbs
Estimated Cost$282
How to Use This Calculator
- Enter Household Size, Number of Children, and Number of Pets — each person and pet adds to water and food requirements.
- Set Prepare Days (FEMA recommends at least 3 days; extended outages may require 14 days of supplies).
- Review Water Gallons needed — the standard is 1 gallon per person per day for drinking and sanitation.
- Check Food Servings, First Aid Kits, Flashlights, and Battery Packs to ensure each category is adequately stocked.
- Note Total Weight to plan storage location — keep kits accessible but consider weight limits for upper-floor storage.
- Use Estimated Cost to budget for kit assembly and schedule annual restocking of perishable items.
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