Best Backpacking Water Filters and Purifiers of 2025

Clean drinking water is essential when you head into the backcountry, and an effective, reliable water filter or purifier ensures that you have it.

We’ve tested dozens of backpacking water filters and water purifiers over thousands of miles to find the best water filters for most outdoor adventures and international trips. And we really put them to the test on thru hikes such as the Oregon Desert Trail and Arizona Trail, where the water quality is questionable at best, for long-term data.

Continue reading to learn more about the best backpacking water filters and purifiers, written by Amanda Jameson.

Treeline Review: Best Backpacking Water Filters and Purifiers of 2025

Best Backpacking Water Filters and Purifiers of 2025

Clean drinking water is essential when you head into the backcountry, and an effective, reliable water filter or purifier ensures that you have it.

We’ve tested dozens of backpacking water filters and water purifiers over thousands of miles to find the best water filters for most outdoor adventures and international trips. And we really put them to the test on thru hikes such as the Oregon Desert Trail and Arizona Trail, where the water quality is questionable at best, for long-term data.

Continue reading to learn more about the best backpacking water filters and purifiers, written by Amanda Jameson.

Mwandishi wa Blogu ya Picha
Senior Editor
Amanda Jameson
Amanda Jameson is a Colorado-based outdoor writer and advocate.
Majina ya Vyombo vya Habari

Treeline Review: Best Backpacking Water Filters and Purifiers of 2025

Best Backpacking Water Filters and Purifiers of 2025

Clean drinking water is essential when you head into the backcountry, and an effective, reliable water filter or purifier ensures that you have it.

We’ve tested dozens of backpacking water filters and water purifiers over thousands of miles to find the best water filters for most outdoor adventures and international trips. And we really put them to the test on thru hikes such as the Oregon Desert Trail and Arizona Trail, where the water quality is questionable at best, for long-term data.

Continue reading to learn more about the best backpacking water filters and purifiers, written by Amanda Jameson.

Mwandishi wa Blogu ya Picha
Senior Editor
Amanda Jameson
Amanda Jameson is a Colorado-based outdoor writer and advocate.
Majina ya Vyombo vya Habari
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Hapa kwenye Sawyer
March 16, 2026
6 Min
The Trek: Peg Leg’s Calendar Year Triple Crown Gear List
Read More

Majina ya Vyombo vya Habari

I treat my clothing with Sawyer Permethrin before hitting the trail.

Mac
Mac
Mwandishi wa Kuchangia

Majina ya Vyombo vya Habari

Water Filter: Sawyer Squeeze

Gustavo
Hiker

Majina ya Vyombo vya Habari

I like to use my CNOC as a gravity system with the Sawyer Squeeze filter.

Mike Unger, Liz Thomas, & Naomi Hudetz
Treeline Review Staff
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