Image credits

Every photograph in this guide comes from a free-license source — US government public-domain collections and Creative Commons (CC BY) works — downloaded, verified, and stored locally so the site stays fully offline. Diagrams are original. Thank you to every photographer below.

Photographs

ImageAuthorLicense
Gas meter with shut-off valvesRadRafe (Wikimedia Commons)Public domain
Water meter & valve in ground boxHomeSpot HQ (Flickr)CC BY 2.0
Residential breaker panel176th Wing, Alaska Air National GuardCC BY 2.0
Tourniquet application (training)U.S. NavyPublic domain
Arm splint demonstrationU.S. NavyPublic domain
Go-kit with contents laid outFEMA News Photo / American Red CrossPublic domain
Earthquake-cracked facade (Calexico)Adam Dubrowa / FEMAPublic domain
Drop, Cover, Hold On drillOregon Department of TransportationCC BY 2.0
Extinguisher trainingU.S. NavyPublic domain
Defensible space infographicBureau of Land Management CaliforniaPublic domain
Dust storm wall (Al Asad, Iraq)US military, as credited on Wikimedia CommonsPublic domain
Signal mirror aiming (survival training)U.S. Air Force / A1C Jesse ShippsPublic domain
Debris lean-to shelter buildVirginia State ParksCC BY 2.0

Images were resized to a maximum width of 1200 px and recompressed; no other modifications. Full source URLs are recorded in images/CREDITS.md inside the site folder. CC BY 2.0 license text: creativecommons.org/licenses/by/2.0 (link works when online; the attribution above satisfies the license offline). Use of U.S. military imagery does not imply endorsement.

Everything else