Sen. Mike Simmons
Filed: 4/17/2024
 
 

 
 

 
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1
AMENDMENT TO SENATE BILL 727

2    AMENDMENT NO. ______. Amend Senate Bill 727 by replacing 
3everything after the enacting clause with the following:
 
4    "Section 1. Short title. This Act may be cited as the Safe 
5Public Drinking Water Act.
 
6    Section 5. Definitions. As used in this Act:
7    "Agency" means the Environmental Protection Agency.
8    "Board" means the Pollution Control Board.
9    "MCL" means maximum contaminant level, or the legal 
10threshold limit on the amount of a substance that is allowed in 
11public water systems.
 
12    Section 10. Purpose. It is the goal of the State of 
13Illinois to protect residents from harmful toxins in drinking 
14water. Accordingly, this Act directs the Agency to propose, 
15and the Board to adopt, rules establishing State-only MCLs for 
 
 
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1likely or known carcinogens found in public drinking water 
2systems.
 
3    Section 15. Maximum contaminant levels; rulemaking. 
4    (a) The Agency shall conduct an initial study on primary 
5drinking water standards and, by no later than June 30, 2025, 
6present its findings to the General Assembly for the purpose 
7of implementing a State-only MCL for carcinogens and toxic 
8chemicals that are likely to pose a substantial health hazard 
9to residents of the State.
10    (b) The Agency shall, within 2 years after June 30, 2025, 
11take all actions needed to obtain the expertise necessary to 
12propose rules that will establish a State-only MCL for 
13carcinogens and toxic chemicals that are likely to pose a 
14substantial health hazard to residents of the State.
15    (c) By no later than June 30, 2029, the Agency shall 
16propose, and, by no later than June 30, 2030, the Board shall 
17adopt, amendments to the Board rules that establish State-only 
18MCLs for carcinogens and toxic chemicals that are likely to 
19pose a substantial health hazard to residents of the State.
20    (d) At a minimum, the rules adopted by the Board under this 
21Section shall establish:
22        (1) a State-only MCL for perfluoroalkyl substances and 
23    polyfluoroalkyl substances in public drinking water 
24    systems; 
25        (2) a State-only MCL for hexavalent chromium in public 
 
 
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1    drinking water systems; 
2        (3) a State-only MCL for 1,4 dioxane in public 
3    drinking water systems; and 
4        (4) a requirement for the Agency to propose 
5    implementing a State-only MCL for any other pollutants in 
6    public drinking water systems when 2 or more other states 
7    have set limits or issued guidance on a given pollutant.
8    (e) In proceedings under this Section, the Agency and the 
9Board shall review MCLs adopted by other states, the studies 
10and scientific evidence reviewed by those states, material in 
11the Agency for Toxic Substances and Disease Registry, and the 
12latest peer-reviewed science and independent or government 
13agency studies, and shall propose and adopt an MCL that 
14provides at least as much protection as any MCL or health 
15advisory promulgated by the United States Environmental 
16Protection Agency and that is protective of public health, 
17including vulnerable subpopulations, such as pregnant and 
18nursing mothers, infants, and children. The Agency and the 
19Board shall annually review the latest peer-reviewed science 
20and independent or government agency studies and undertake 
21additional rulemaking if needed to comply with this Act.".