IIRC higher altitudes definitely register more radiation, the latitude effect being relatively minor in comparison. Interestingly enough, average background ra

IIRC higher altitudes definitely register more radiation, the latitude effect being relatively minor in comparison. Interestingly enough, average background radiation is actually the highest in the US exactly where you are[0] and I've seen comments (on a few websites talking about it) ranging from "the Rockies are loaded in Uranium" to "what about the Rocky Flats nuclear weapons site". Perhaps you're exactly in the right place to be an advocate for ECC :) [0] http://www.radiationnetwork.com/ http://www.radiationnetwork.com/