Health Risk Limits Rules, 2016/2018 Amendments - Contaminants - EH: Minnesota Department of Health

Health Risk Limits Rules for Groundwater
2016/2018 Amendments - Contaminants

May 2018:

MDH proposes amendments to the Health Risk Limits (HRLs) Rules approximately every two years. This allows new and updated human health-based water guidance values to be considered for adoption into rule.

Information about contaminants included in the current HRL Rules Amendments proposal is available below.

Chemical Abstract Service
(CAS) Number
Chemical Name
Previously adopted values in HRL Rule? (year adopted)
83-32-9 Acenaphthene Yes (1993)
34256-82-1 Acetochlor Yes (2009)
187022-11-3 Acetochlor ESA Yes (2011)
184992-44-4 Acetochlor OXA Yes (2011)
15972-60-8 Alachlor Yes (2009)
67-66-3 Chloroform Yes (2009)
210880-92-5
(Formerly 205510-53-8)
Clothianidin No
21725-46-2 Cyanazine Yes (2009)
159-59-2 cis-1,2-Dichloroethene Yes (2009)
94-75-7 2,4-Dichlorophenoxyacetic acid (2,4-D) Yes (1993)
60-57-1 Dieldrin Yes (2009)
88-85-7 Dinoseb No
759-94-4 S-Ethyl-N,N-dipropylthiocarbamate (EPTC) Yes (1993)
206-44-0 Fluoranthene Yes (1993)
375-22-4 Perfluorobutanoate (PFBA) Yes (2011)
335-67-1 (and others) Perfluorooctanoate (PFOA) and Salts Yes (2009)
1763-23-1 (and others) Perfluorooctane Sulfonate (PFOS) and Salts Yes (2009) (Note: this chemical was withdrawn from rulemaking during the March 19, 2018 hearing. The Health-Based Value (HBV) will remain in effect while the chemical is re-evaluated.)
129-00-0 Pyrene Yes (1993)
109-99-9 Tetrahydrofuran No
153719-23-4 Thiamethoxam No
71-55-6 1,1,1-Trichloroethane Yes (2009)
75-01-4 Vinyl Chloride Yes (2009)

 

Updated Monday, June 04, 2018 at 09:37AM