| Aug 1, 2025 |
Aug 31, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
No |
— |
— |
— |
Resolved |
Aug 31, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Aug 1, 2025 |
Aug 31, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
No |
— |
— |
— |
Resolved |
Aug 31, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Aug 1, 2025 |
Aug 31, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
No |
— |
— |
— |
Resolved |
Aug 31, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Sep 30, 2024 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Sep 30, 2024 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Sep 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Sep 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Jun 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Jun 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
ETHYLENE DIBROMIDE |
MR |
No |
No |
— |
0.00005 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
ETHYLENE DIBROMIDE |
MR |
No |
No |
— |
0.00005 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
2,4,5-TP |
MR |
No |
No |
— |
0.05 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Thallium, Total |
MR |
No |
Yes |
— |
0.002 mg/L |
— |
Resolved |
Dec 31, 2023 |
Inorganic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Thallium, Total |
MR |
No |
Yes |
— |
0.002 mg/L |
— |
Resolved |
Dec 31, 2023 |
Inorganic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
1,2-DIBROMO-3-CHLOROPROPANE |
MR |
No |
No |
— |
0.0002 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
2,4,5-TP |
MR |
No |
No |
— |
0.05 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Dinoseb |
MR |
No |
No |
— |
0.007 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
1,2-DIBROMO-3-CHLOROPROPANE |
MR |
No |
No |
— |
0.0002 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Dinoseb |
MR |
No |
No |
— |
0.007 mg/L |
— |
Resolved |
Oct 30, 2023 |
Synthetic Organic Chemicals |
| Oct 1, 2022 |
Dec 31, 2022 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Dec 31, 2022 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Dec 31, 2022 |
Asbestos |
MR |
No |
Yes |
— |
7 MFL |
— |
Resolved |
Dec 31, 2022 |
Inorganic Chemicals |
| Jan 1, 2020 |
Dec 31, 2022 |
Asbestos |
MR |
No |
Yes |
— |
7 MFL |
— |
Resolved |
Dec 31, 2022 |
Inorganic Chemicals |
| Jan 1, 2020 |
Mar 31, 2020 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Mar 31, 2020 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Mar 31, 2020 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Mar 31, 2020 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Mar 31, 2020 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Mar 31, 2020 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2019 |
Aug 31, 2019 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2019 |
Surface Water Treatment Rule |
| Aug 1, 2019 |
Aug 31, 2019 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2019 |
Surface Water Treatment Rule |
| Aug 1, 2019 |
Aug 31, 2019 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2019 |
Surface Water Treatment Rule |
| Jul 1, 2019 |
Jul 31, 2019 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Archived |
Jul 31, 2019 |
Surface Water Treatment Rule |
| Jul 1, 2019 |
Sep 30, 2019 |
Chlorine |
MR |
No |
No |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2019 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2019 |
Sep 30, 2019 |
Chlorine |
MR |
No |
No |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2019 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2019 |
Jul 31, 2019 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Archived |
Jul 31, 2019 |
Surface Water Treatment Rule |
| Jul 1, 2019 |
Sep 30, 2019 |
Chlorine |
MR |
No |
No |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2019 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Apr 30, 2017 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Apr 30, 2017 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Apr 1, 2017 |
Apr 30, 2017 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Apr 30, 2017 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Apr 11, 2012 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jun 7, 2012 |
Public Notice Rule and Revised PN Rule |
| Apr 11, 2012 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jun 7, 2012 |
Public Notice Rule and Revised PN Rule |
| Oct 1, 2011 |
Dec 31, 2011 |
Pentachlorophenol |
MR |
No |
Yes |
— |
0.001 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
Dinoseb |
MR |
No |
Yes |
— |
0.007 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
2,4-D |
MR |
No |
Yes |
— |
0.07 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
Dinoseb |
MR |
No |
Yes |
— |
0.007 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
Pentachlorophenol |
MR |
No |
Yes |
— |
0.001 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
Picloram |
MR |
No |
Yes |
— |
0.5 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
2,4,5-TP |
MR |
No |
Yes |
— |
0.05 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
2,4-D |
MR |
No |
Yes |
— |
0.07 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
2,4,5-TP |
MR |
No |
Yes |
— |
0.05 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
Dalapon |
MR |
No |
Yes |
— |
0.2 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
Picloram |
MR |
No |
Yes |
— |
0.5 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Oct 1, 2011 |
Dec 31, 2011 |
Dalapon |
MR |
No |
Yes |
— |
0.2 mg/L |
— |
Resolved |
Dec 31, 2011 |
Synthetic Organic Chemicals |
| Jan 11, 2011 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Dec 14, 2011 |
Public Notice Rule and Revised PN Rule |