| May 20, 2025 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jun 25, 2025 |
Public Notice Rule and Revised PN Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
TTHM |
MCL |
Yes |
No |
.082 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
TTHM |
MCL |
Yes |
No |
.082 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 18, 2024 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
May 1, 2024 |
Public Notice Rule and Revised PN Rule |
| May 18, 2024 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
May 1, 2024 |
Public Notice Rule and Revised PN Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 23, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Oct 10, 2023 |
Public Notice Rule and Revised PN Rule |
| Sep 23, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Oct 10, 2023 |
Public Notice Rule and Revised PN Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.082 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.082 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.082 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.082 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2022 |
Mar 31, 2022 |
TTHM |
MCL |
Yes |
No |
.083 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2022 |
Mar 31, 2022 |
TTHM |
MCL |
Yes |
No |
.083 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2022 |
Mar 31, 2022 |
TTHM |
MCL |
Yes |
No |
.083 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2021 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Jun 7, 2021 |
Lead and Copper Rule |
| Apr 1, 2021 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Jun 7, 2021 |
Lead and Copper Rule |
| Apr 1, 2019 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Jul 18, 2019 |
Lead and Copper Rule |
| Apr 1, 2019 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Jul 18, 2019 |
Lead and Copper Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Dec 19, 2016 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jul 6, 2018 |
Public Notice Rule and Revised PN Rule |
| Dec 19, 2016 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jul 6, 2018 |
Public Notice Rule and Revised PN Rule |
| Oct 1, 2016 |
Dec 31, 2016 |
TTHM |
MCL |
Yes |
No |
.092 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2016 |
Dec 31, 2016 |
TTHM |
MCL |
Yes |
No |
.092 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2016 |
Dec 31, 2016 |
TTHM |
MCL |
Yes |
No |
.092 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |