Questions relating to obtaining, carrying, or purifying water for use during outdoor excursions.

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25
votes
4answers
10k views

Do iodine water treatment tablets have negative effects?

I've heard that iodine water treatment tablets can have negative side effects. Is this true? If so, what are some healthier alternatives?
9
votes
2answers
302 views

What to do with old hydration bladders?

I have two old hydration bladders, both of which are no longer usable (in one the cap is broken, in the other the internal bag is ripped). Spare parts appear to be unavailable. Is there anything good ...
2
votes
1answer
1k views

Is it safe to drink hot water? How hot can it be?

Many mountain hikers recommend drinking hot fluids, because they provide a lot of energy. According to the discussion "Does eating snow help dehydration?", the actual calorie gain is minimal, however ...
3
votes
2answers
248 views

What style of camelback hydrating systems exist out there?

For an incoming trip, I am considering buying a camelback hydration system. There are two options available at my local preferred dealer, and I would like some advice on which one to choose. The main ...
4
votes
1answer
602 views

How to clean the ceramic filter of a water pump?

We used a Katadyn Vario filter during our last hike in Scotland. It uses a ceramic filter when used in LONGER LIFE modus. The waters in Scotland however have a tendency to be brown (due to the peat ...
8
votes
2answers
648 views

What backwoods trick to get pure water produces the most safe water?

So I read this answer and I was wondering what contraption produce the most water when you don't have a water source? So what water trap produces the most water? Specifically, what should I do with my ...
17
votes
3answers
1k views

Washing dishes with seawater or freshwater?

When backpacking in a coastal region, you sometimes have access to both fresh water (e.g. a stream) and salt water (sea, bay, etc.). If you do not treat the water used for washing dishes, what are ...
14
votes
1answer
609 views

Will Iodine Tablets Ruin My CamelBak?

In the past, I have gone backpacking with some fairly expensive, heavy water purification tools. But the more I read about water safety in California's Sierras (here and here), the less I think these ...
10
votes
3answers
932 views

Soft or hard drinking bottle?

When choosing a water bottle for hiking, a very distinct choice I can make (amongst all the other types of materials and hardiness, size and so on) is weighing up whether to purchase a "hard" plastic ...
10
votes
1answer
291 views

How to tell if water is likely to have cryptosporidium?

I often use CLO2 (for example this product) to treat drinking water when I’m backpacking and boiling is not convenient. The instructions for the product say that the dose should be tripled if the ...
9
votes
2answers
423 views

How much fuel to carry for melting snow?

I'm using a multi fuel stove (MSR Dragonfly) for a 10 day ski tour, how much fuel should I allow to provide sufficient water for cooking and drinking. Meals will be mostly dehydrated just-add-water ...
15
votes
2answers
557 views

Where are good places to look for water sources when I have run out on a multi-day hike?

Luckily this has never happened to me, but even the most prepared hiker can often get themselves into difficulties if they run out of water. My question here is in your experience in remote arid ...