hydrogeology (71) uranium (51) sample preparation (39) radium (34) tenorm (5) supersaturation (1) alpha spectrometry (1) aeroradiometry (1) natural radioactivity (1) egg cooking (1)
There are more than 20 springs stretching about 500 m along the river and 3 wells. Temperatures are between 15 and 30 C. The water from one of the wells has the highest 226 Ra concentration of all Swiss groundwaters measured so far, about 400 mBq/liter