| Jul 1, 2025 |
Sep 30, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.072 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.072 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.095 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 |
.095 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 |
.095 MG/L |
0.060 mg/L |
.06 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2025 |
Jun 30, 2025 |
TTHM |
MCL |
Yes |
No |
.101 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 |
.101 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 |
.101 MG/L |
0.080 mg/L |
.08 |
Archived |
Jun 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.097 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.097 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.097 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.126 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 |
.126 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 |
.126 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 |
.129 MG/L |
0.080 mg/L |
— |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.099 MG/L |
0.060 mg/L |
.06 |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.099 MG/L |
0.060 mg/L |
.06 |
Archived |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.094 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.094 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.094 MG/L |
0.060 mg/L |
.06 |
Archived |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.065 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.065 MG/L |
0.060 mg/L |
.06 |
Archived |
Mar 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 11, 2023 |
Apr 20, 2023 |
LASSO |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Apr 20, 2023 |
Synthetic Organic Chemicals |
| Jan 11, 2023 |
Apr 20, 2023 |
LASSO |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Apr 20, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2021 |
Mar 31, 2021 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.062 MG/L |
0.060 mg/L |
.06 |
Resolved |
Mar 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2021 |
Mar 31, 2021 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.062 MG/L |
0.060 mg/L |
.06 |
Resolved |
Mar 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2021 |
Mar 31, 2021 |
TTHM |
MCL |
Yes |
No |
.086 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2021 |
Mar 31, 2021 |
TTHM |
MCL |
Yes |
No |
.086 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2021 |
Mar 31, 2021 |
TTHM |
MCL |
Yes |
No |
.086 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2021 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MCL |
Yes |
No |
.087 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 |
Sep 30, 2020 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.063 MG/L |
0.060 mg/L |
— |
Resolved |
Sep 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2019 |
Dec 31, 2019 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.062 MG/L |
0.060 mg/L |
.06 |
Resolved |
Dec 31, 2019 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2019 |
Sep 30, 2019 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
.0632 MG/L |
0.060 mg/L |
.06 |
Resolved |
Sep 30, 2019 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |