There is no way to assess the release accurately, but it is probably comparable, over time, to the worst releases of the russian military complex. Pierre
The labs are also about a kilometer from the western (windward) edge of the Altamont Pass wind resource area, so i've spent much time there over the years. i ate lunch often at the Labs, because... well, i can be pretty dumb, and i got a thrill watching bomb designers eat and discuss baseball as if they were normal people. (Full disclosure: they do lots of other things at the labs besides bombs.) "Life shrinks or expands in proportion to one's courage." - Anaïs Nin