| Jul 1, 2025 |
Sep 30, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0655 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MCL |
Yes |
No |
.0838 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 |
.0988 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 |
.0945 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0665 MG/L |
0.060 mg/L |
.06 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0692 MG/L |
0.060 mg/L |
.06 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.0895 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0638 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jun 1, 2023 |
Jun 30, 2023 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Jun 30, 2023 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Jun 1, 2023 |
Jun 30, 2023 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Jun 30, 2023 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| May 1, 2023 |
May 31, 2023 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 31, 2023 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| May 1, 2023 |
May 31, 2023 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 31, 2023 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Apr 1, 2023 |
Apr 30, 2023 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Apr 30, 2023 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Apr 1, 2023 |
Apr 30, 2023 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Apr 30, 2023 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0616 MG/L |
0.060 mg/L |
.06 |
Archived |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0628 MG/L |
0.060 mg/L |
.06 |
Archived |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 |
Dec 31, 2022 |
TTHM |
MCL |
Yes |
No |
.082 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.0963 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.076 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.0868 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
TTHM |
MCL |
Yes |
No |
.1048 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0655 MG/L |
0.060 mg/L |
.06 |
Archived |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0802 MG/L |
0.060 mg/L |
.06 |
Archived |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.1038 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.0908 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.1122 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 |
Jun 30, 2022 |
TTHM |
MCL |
Yes |
No |
.0875 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2022 |
Mar 31, 2022 |
TTHM |
MCL |
Yes |
No |
.0863 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2022 |
Mar 31, 2022 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0723 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2022 |
Mar 31, 2022 |
TTHM |
MCL |
Yes |
No |
.1098 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2021 |
Dec 31, 2021 |
TTHM |
MCL |
Yes |
No |
.094 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2021 |
Sep 30, 2021 |
TTHM |
MCL |
Yes |
No |
.0848 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Mar 1, 2021 |
Mar 31, 2021 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Mar 31, 2021 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Mar 1, 2021 |
Mar 31, 2021 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Mar 31, 2021 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Jan 1, 2021 |
Mar 31, 2021 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.062 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2021 |
Mar 31, 2021 |
TTHM |
MCL |
Yes |
No |
.0875 MG/L |
0.080 mg/L |
.08 |
Archived |
Mar 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.0885 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.0985 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.0893 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.0925 MG/L |
0.080 mg/L |
.08 |
Archived |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.074 MG/L |
0.060 mg/L |
.06 |
Archived |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 |
Sep 30, 2020 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0648 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 |
Sep 30, 2020 |
TTHM |
MCL |
Yes |
No |
.089 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 |
Sep 30, 2020 |
TTHM |
MCL |
Yes |
No |
.0878 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 |
Sep 30, 2020 |
TTHM |
MCL |
Yes |
No |
.088 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 |
Sep 30, 2020 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.077 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 |
Sep 30, 2020 |
TTHM |
MCL |
Yes |
No |
.0993 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2020 |
Jun 30, 2020 |
TTHM |
MCL |
Yes |
No |
.092 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2020 |
Jun 30, 2020 |
TTHM |
MCL |
Yes |
No |
.1 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |