Home Readiness Check

Self Sourced

How many days would your family last if the grid went down?

Most people have some supplies. Very few have ever counted how many days those supplies actually buy them.

Answer 12 quick questions and get your number: how many days you would survive if the grid collapsed, plus the first project to build to stretch it.

No right or wrong answers. Takes about a minute.

Checking your answers...

Comparing your home against real outage data.

Halfway there. Where should we send you the results when they are ready?

0
days is our honest estimate of how long you would survive on what you have right now

Your first build

Off Grid: 101 DIY Survival Projects

Every project built, tested, and photographed at a real home. Plain steps, ordinary parts, honest costs.

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Off Grid: 101 DIY Survival Projects by David Seal, 2026 extended edition, covering water, power, food, security and medicine.