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.

DÈNYE MIZAJOU

May 29, 2025

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Menachem Kossowsky

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Menachem Kossowsky is a contributing writer for MSN.

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Medya Mansyone

The Sawyer Mini is super lightweight, fits in your pocket, and filters up to 100,000 gallons of water.

Menachem Kossowsky
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Medya Mansyone

Sawyer’s picaridin spray works up to 12 hours, and the company’s picaridin lotion is effective up to 14.

Bruce Ingram
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Medya Mansyone

The Sawyer Squeeze Water Filter earns our top pick for its unbeatable mix of weight, longevity and versatility.

Meg Carney
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