| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MCL |
Yes |
No |
.143 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MCL |
Yes |
No |
.143 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MCL |
Yes |
No |
.143 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 |
.099 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 |
.099 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 |
.099 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 |
.098 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 |
.098 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 |
.091 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 |
.091 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 |
.091 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 |
.097 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 |
.097 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 |
.097 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jun 30, 2024 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Aug 9, 2024 |
Public Notice Rule and Revised PN Rule |
| Jun 30, 2024 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Aug 9, 2024 |
Public Notice Rule and Revised PN Rule |
| May 14, 2024 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Aug 26, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 14, 2024 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Aug 26, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 14, 2024 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Aug 26, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 14, 2024 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Aug 26, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2024 |
Jun 30, 2024 |
TTHM |
MCL |
Yes |
No |
.122 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 |
.122 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 |
.122 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Dec 31, 2024 |
Nitrate |
MR |
No |
Yes |
— |
10 mg/L |
— |
Resolved |
Dec 31, 2024 |
Nitrate Rule |
| Jul 1, 2023 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Aug 29, 2024 |
Consumer Confidence Rule |
| Jul 1, 2023 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Aug 29, 2024 |
Consumer Confidence Rule |
| Jan 11, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Mar 6, 2023 |
Public Notice Rule and Revised PN Rule |
| Jan 11, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Mar 6, 2023 |
Public Notice Rule and Revised PN Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.089 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
TTHM |
MCL |
Yes |
No |
.112 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
TTHM |
MCL |
Yes |
No |
.112 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
TTHM |
MCL |
Yes |
No |
.112 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
TTHM |
MCL |
Yes |
No |
.112 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
TTHM |
MCL |
Yes |
No |
.112 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 20, 2022 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Oct 24, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 20, 2022 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Oct 24, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 20, 2022 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Oct 24, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 20, 2022 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Oct 24, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.126 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.126 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.126 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.126 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.126 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Jul 6, 2022 |
Consumer Confidence Rule |
| Jul 1, 2022 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Jul 6, 2022 |
Consumer Confidence Rule |
| Jul 1, 2022 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Jul 6, 2022 |
Consumer Confidence Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.087 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 |
.087 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 |
.087 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 |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |