In reply to Trangia: Yeah, and to top it off the antibiotics stripped my gut of any good stuff which prolonged my recovery time. Was vegetarian for over a year as a result of digestive troubles.
Mine was stupidly accepting a glac of water. We were so close to the glacier that I thought it would be fine. I knew there was no other settlements above, but that didn't seem to be enough
I had a filter bottle with me as well. Although I'm never sure when they have stoped working so am now using iodine drops. Even in bottled water if I'm unsure about it.