Three cups of water
Three cups of water

8 Water Purifiers Preppers Trust for SHTF in 2025

Clean water is a must when the world goes sideways, and preppers know it’s job one in a SHTF scenario. Whether it’s a natural disaster, grid failure, or worse, you need a reliable way to purify water fast. We’ve rounded up eight water purifiers that preppers swear by in 2025—tough, practical, and ready for anything. I’ve been prepping for years, and once during a bad storm, my old Berkey saved my family when our tap water got funky. These are the real deal, no fluff.

Continue reading to learn more about the best water purifiers for preppers, written by Menachem Kossowsky.

Menciones en los medios de comunicación

Cnoc’s ThruBottle also features a 28mm thread, allowing you to use it with filters such as the Sawyer Squeeze.

Mac
Escritor colaborador

Menciones en los medios de comunicación

Sawyer Squeeze + Cnoc VectoX 2L 28mm is widely considered to be the most reliable filter-bladder combo in existence, and we agree 100% with that sentiment.

Jaeger Shaw
Owner & Managing Editor

Menciones en los medios de comunicación

I carry the Sawyer Squeeze in my day pack in case of emergencies and as a backup to my larger water filter on backpacking trips where I know I’ll be relying on streams.

Mikaela Ruland
Editor in Chief