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Do any of you avoid drinking from large rivers with a filter? (Colorado, Escalante, Green etc.)
I've never personally had a problem with a sawyer but I've ran into more seasoned backpackers that avoid it if they can and swear they always feel unwell after.
I've never personally had a problem with a sawyer but I've ran into more seasoned backpackers that avoid it if they can and swear they always feel unwell after.
