Section 336

Section 336.50 Community Water Supply Testing Categories

For the purposes of this Part, the following testing categories shall initially be assigned to community water supplies based on drinking water testing results on file at IEPA as of November 16, 2007.

Category	Service
4109	Gross alpha analysis
4006	Total uranium analysis
4010	Radium-226 and radium-228 analysis
RDS	Gross alpha, radium-226 and radium-228 analysis
RDU	Gross alpha, radium-226, radium-228 and total uranium analysis

AGENCY NOTE: If gross alpha result is greater than 15 pCi/L, IEPA requires an additional total uranium analysis (4006).

(Source: Amended at 32 Ill. Reg. 2585, effective February 4, 2008)