| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MCL |
Yes |
No |
.083 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.11 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.11 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.11 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.11 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
TTHM |
MCL |
Yes |
No |
.109 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
TTHM |
MCL |
Yes |
No |
.109 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
TTHM |
MCL |
Yes |
No |
.109 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
TTHM |
MCL |
Yes |
No |
.109 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.101 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.101 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.101 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
TTHM |
MCL |
Yes |
No |
.101 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 19, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Oct 6, 2023 |
Public Notice Rule and Revised PN Rule |
| Oct 19, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Oct 6, 2023 |
Public Notice Rule and Revised PN Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.089 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.089 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.089 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
TTHM |
MCL |
Yes |
No |
.089 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.091 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.088 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.088 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.088 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.088 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2022 |
Sep 30, 2022 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2022 |
Revised Total Coliform Rule |
| Sep 1, 2022 |
Sep 30, 2022 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2022 |
Revised Total Coliform Rule |
| Sep 1, 2022 |
Sep 30, 2022 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2022 |
Revised Total Coliform Rule |
| Sep 1, 2022 |
Sep 30, 2022 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Sep 30, 2022 |
Revised Total Coliform Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |