Woman filters water from stream in mountains
Woman filters water from stream in mountains

Best Backpacking Water Filters of 2021

From ultralight chemical purifiers to gravity filters for large groups, we break down the top outdoor water treatment options

Everyone exploring the backcountry needs water, but staying hydrated is not as simple as drinking straight from streams and lakes. To protect against protozoa, bacteria, and even viruses, there is a wide range of water filtration and purification systems built specifically for backpacking (many options on this list are great for day hiking, trail running, and travel too). Our top picks for 2021 below include everything from ultralight straw filters and chemical drops to pumps and large-quantity gravity filters.

Interested in learning more? Click on the link to continue reading the complete article written by the Switchback Travel Staff that explores multiple water filter options, as well as, other things to know when staying hydrated in the backcountry.

Media Mentions

It all starts with Sawyer Squeeze + Cnoc VectoX 2L, the best and most reliable filter-bladder combo and the core of my backpacking water storage and filtration system.

Jaeger Shaw
Owner & Managing Editor

Media Mentions

Our top water filter for thru hiking, the Sawyer Squeeze, is 15% off.

Naomi Hudetz
Chief Operating Officer & Online Editor

Media Mentions

People with alpha-gal syndrome show allergic symptoms such as rash, nausea and vomiting after eating such meat.

Stephanie Soucheray
Reporter