@c531994e Because some people tend to guzzle water: If you're having a hard time keeping water down, shoot for a tablespoon at a time every 10 min. That will give you close to the recommended 8-8 oz a day.
@46553046 Thank you! I’m drinking it slowly. Unfortunately I only have about a liter until I can get to a water source. I currently have to pee so not completely dehydrated. Closest water is 2 miles or 4 round trip.
May or may not be an issue in Three Sisters but I could never, ever keep anything down at elevation (>10k) in my Sierra trekking.