[York hands his filter to Kat - it's the easy kind, just attach it to a bottle and pour through it.]
Possible. It appears we are in a tectonically active region; if the water has a high mineral content, an underground spring is likely. If it is icy or contains surface sediment, rain or snowfall through a fissure in the mountain is more likely.
no subject
Possible. It appears we are in a tectonically active region; if the water has a high mineral content, an underground spring is likely. If it is icy or contains surface sediment, rain or snowfall through a fissure in the mountain is more likely.