Tag: radon progeny

Radon Progeny Risk? December 15, 2011

Radon Progeny Risk? December 15, 2011

Santa Monica rain radiation reads 264% of normal. But is this sample, which decayed down to background within two days, reading hot because of so-called “radon progeny”?

Rain – May 9, 2011

Rain – May 9, 2011

Ten minute average of a rain sample gathered May 9, 2011. 42.4% above background with no radon progeny (daughters) to falsely bump this troubling reading higher. Significant sample.