| Oct 1, 2025 |
Dec 31, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Unaddressed |
— |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2025 |
Dec 31, 2025 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Unaddressed |
— |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 6, 2025 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Apr 29, 2025 |
Public Notice Rule and Revised PN Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.098 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 |
.098 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 |
.098 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 |
.098 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Dec 1, 2024 |
Dec 31, 2024 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Revised Total Coliform Rule |
| Dec 1, 2024 |
Dec 31, 2024 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Revised Total Coliform Rule |
| Dec 1, 2024 |
Dec 31, 2024 |
Revised Total Coliform Rule |
MON |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Revised Total Coliform Rule |
| Oct 7, 2024 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Nov 6, 2024 |
Public Notice Rule and Revised PN Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.09 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 |
.09 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Dec 31, 2024 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Dec 31, 2024 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Dec 31, 2024 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.09 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 |
.09 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 |
.09 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 |
.09 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 |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
Sep 30, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
CYANIDE |
MR |
No |
Yes |
— |
0.2 mg/L |
— |
Resolved |
Dec 31, 2023 |
Inorganic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
CYANIDE |
MR |
No |
Yes |
— |
0.2 mg/L |
— |
Resolved |
Dec 31, 2023 |
Inorganic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
CYANIDE |
MR |
No |
Yes |
— |
0.2 mg/L |
— |
Resolved |
Dec 31, 2023 |
Inorganic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
CYANIDE |
MR |
No |
Yes |
— |
0.2 mg/L |
— |
Resolved |
Dec 31, 2023 |
Inorganic Chemicals |
| Apr 1, 2018 |
Jun 30, 2018 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2018 |
Jun 30, 2018 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2018 |
Jun 30, 2018 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2018 |
Jun 30, 2018 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2018 |
Jun 30, 2018 |
TTHM |
MCL |
Yes |
No |
.081 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2018 |
Mar 31, 2018 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2018 |
Mar 31, 2018 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2018 |
Mar 31, 2018 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2018 |
Mar 31, 2018 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2018 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2017 |
Dec 31, 2017 |
TTHM |
MCL |
Yes |
No |
.098 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2017 |
Dec 31, 2017 |
TTHM |
MCL |
Yes |
No |
.098 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2017 |
Dec 31, 2017 |
TTHM |
MCL |
Yes |
No |
.098 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2017 |
Dec 31, 2017 |
TTHM |
MCL |
Yes |
No |
.098 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2017 |
Sep 30, 2017 |
TTHM |
MCL |
Yes |
No |
.106 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2017 |
Sep 30, 2017 |
TTHM |
MCL |
Yes |
No |
.106 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2017 |
Sep 30, 2017 |
TTHM |
MCL |
Yes |
No |
.106 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2017 |
Sep 30, 2017 |
TTHM |
MCL |
Yes |
No |
.106 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2017 |
Sep 30, 2017 |
TTHM |
MCL |
Yes |
No |
.106 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Jun 30, 2017 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Jun 30, 2017 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Jun 30, 2017 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |