The last time we refreshed our earthquake supply kit was because of a smell. It turned out a water container had burst. This rusted most of the cans, and then the became a domestic Superfund Site.
Given the current subscription commerce trend - get a new belt shipped by FedEx every four hours - I think there's a small business or a very interesting nonprofit here.
Deliver a 10-day disaster survival kit every couple of years. Pick up the old one a few months before the food expires and donate it to a homeless shelter. Repeat until the next big one strikes and the kit is actually needed. Different levels for different family sizes, pets, special needs, etc.
As usual any of my billionaire readers who are interested in funding this should drop me a line.