Statutes, codes, and regulations
Indiana Administrative Code
Title 327 - WATER POLLUTION CONTROL DIVISIONArticle 8 - PUBLIC WATER SUPPLY
Rule 327 IAC 8-2 - Drinking Water Standards
Section 327 IAC 8-2-9 - Radium-226, radium-228, gross alpha particle radioactivity, and uranium; maximum contaminant levels

327 Ind. Admin. Code 8-2-9

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Current through October 16, 2024
Section 327 IAC 8-2-9 - Radium-226, radium-228, gross alpha particle radioactivity, and uranium; maximum contaminant levels

Authority: IC 13-13-5; IC 13-14-8-7; IC 13-14-9; IC 13-18-3; IC 13-18-16

Affected: IC 13-18

Sec. 9.

The following are the MCLs for radium-226, radium-228, gross alpha particle radioactivity, and uranium:

(1) Combined radium-226 and radium-228: five (5) picocuri per liter. The combined radium-226 and radium-228 value is determined by the addition of the results of the analysis for radium-226 and the analysis for radium-228.
(2) Gross alpha particle activity (including radium-226 but excluding radon and uranium): fifteen (15) picocuri per liter.
(3) Uranium: thirty (30) micrograms per liter.
(4) The sampling frequency for the contaminants listed in this section shall be under section 10.2 of this rule.
(5) The uranium MCL is effective December 8, 2003.

327 IAC 8-2-9

Water Pollution Control Board; 327 IAC 8-2-9; filed Sep 24, 1987, 3:00 p.m.: 11 IR 708; filed Dec 28, 1990, 5:10 p.m.: 14 IR 1027; filed Jun 13, 2005, 2:30 p.m.: 28 IR 3209