Work out earthquake kit checklist size instantly with clear inputs, formula shown and shareable results.
Item count is per-person items times the household plus twelve shared items, with water, food and item weights combined to size the container. Volume rather than item count usually decides where a kit lives, and a five day kit for three people needs a large plastic tub rather than a rucksack.
Item count
items = people x items per person + shared items
Water
litres = people x days x 3.8
items = people x items per person + shared items. Item count is per-person items times the household plus twelve shared items, with water, food and item weights combined to size the container.
Volume rather than item count usually decides where a kit lives, and a five day kit for three people needs a large plastic tub rather than a rucksack.
Enter people to provide for, days of self sufficiency, checklist items per person. The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.