| Sep 1, 2025 |
Sep 30, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Sep 15, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Sep 1, 2025 |
Sep 30, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Sep 15, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Sep 1, 2025 |
Sep 30, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Sep 15, 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 |
Yes |
— |
— |
— |
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 |
Yes |
— |
— |
— |
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 |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Jul 1, 2025 |
Jul 31, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Jul 31, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Jul 1, 2025 |
Jul 31, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Jul 31, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Jul 1, 2025 |
Jul 31, 2025 |
Interim Enhanced Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Jul 31, 2025 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Jul 2, 2024 |
— |
Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Mar 27, 2025 |
Surface Water Treatment Rule |
| Jul 2, 2024 |
— |
Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Mar 27, 2025 |
Surface Water Treatment Rule |
| Jul 2, 2024 |
— |
Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Mar 27, 2025 |
Surface Water Treatment Rule |
| Jul 2, 2024 |
— |
Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Mar 27, 2025 |
Surface Water Treatment Rule |
| Jul 2, 2024 |
— |
Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Mar 27, 2025 |
Surface Water Treatment Rule |
| Sep 1, 2023 |
Sep 30, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2023 |
Surface Water Treatment Rule |
| Sep 1, 2023 |
Sep 30, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2023 |
Surface Water Treatment Rule |
| Sep 1, 2023 |
Sep 30, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2023 |
Surface Water Treatment Rule |
| Sep 1, 2023 |
Sep 30, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2023 |
Surface Water Treatment Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Surface Water Treatment Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Revised Total Coliform Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Surface Water Treatment Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Surface Water Treatment Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Surface Water Treatment Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Revised Total Coliform Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Revised Total Coliform Rule |
| Aug 1, 2023 |
Aug 31, 2023 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Aug 31, 2023 |
Revised Total Coliform Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 29, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 29, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 29, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 29, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Dec 31, 2022 |
Endothall |
MR |
No |
Yes |
— |
0.1 mg/L |
— |
Resolved |
Dec 31, 2022 |
Synthetic Organic Chemicals |
| Jan 1, 2020 |
Dec 31, 2022 |
Endothall |
MR |
No |
Yes |
— |
0.1 mg/L |
— |
Resolved |
Dec 31, 2022 |
Synthetic Organic Chemicals |
| Jan 1, 2020 |
Dec 31, 2022 |
Endothall |
MR |
No |
Yes |
— |
0.1 mg/L |
— |
Resolved |
Dec 31, 2022 |
Synthetic Organic Chemicals |
| Jan 1, 2018 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Sep 12, 2018 |
Lead and Copper Rule |
| Jan 1, 2018 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Sep 12, 2018 |
Lead and Copper Rule |
| Jan 1, 2018 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Sep 12, 2018 |
Lead and Copper Rule |
| Feb 1, 2017 |
Feb 28, 2017 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Feb 28, 2017 |
Revised Total Coliform Rule |
| Feb 1, 2017 |
Feb 28, 2017 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Feb 28, 2017 |
Revised Total Coliform Rule |
| Feb 1, 2017 |
Feb 28, 2017 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Feb 28, 2017 |
Revised Total Coliform Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Mar 31, 2017 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Mar 31, 2017 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Mar 31, 2017 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |