Source
Radon Bq/L
Uranium(μg/L)
WHO
----
15
USEPA
~150
30
Ostergren et al
100
#
1000
##
15
# More than 100 Bq/L is a compulsory action level for public water plants
## More than 1000 Bq/L is a compulsory action level for all kinds of water
Table 1:
Standards and guide lines for radon and uranium [5,21,22].