| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MCL |
Yes |
No |
.125 MG/L |
0.080 mg/L |
.08 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2025 |
Mar 31, 2025 |
TTHM |
MCL |
Yes |
No |
.094 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 |
.094 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 |
.094 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 |
.094 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.095 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.095 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.095 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
TTHM |
MCL |
Yes |
No |
.095 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 29, 2024 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Nov 15, 2024 |
Lead and Copper Rule |
| Sep 29, 2024 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Nov 15, 2024 |
Lead and Copper Rule |
| Sep 29, 2024 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Nov 15, 2024 |
Lead and Copper Rule |
| Jul 1, 2024 |
Dec 31, 2024 |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Archived |
Dec 31, 2024 |
Lead and Copper Rule |
| Jul 1, 2024 |
Dec 31, 2024 |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Archived |
Dec 31, 2024 |
Lead and Copper Rule |
| Jul 1, 2024 |
Dec 31, 2024 |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Archived |
Dec 31, 2024 |
Lead and Copper Rule |
| Jul 1, 2024 |
Sep 30, 2024 |
TTHM |
MCL |
Yes |
No |
.083 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 |
.083 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 |
.083 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 |
.083 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 |
.083 MG/L |
0.080 mg/L |
.08 |
Resolved |
Sep 30, 2024 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Nov 16, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
May 20, 2024 |
Public Notice Rule and Revised PN Rule |
| Nov 16, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
May 20, 2024 |
Public Notice Rule and Revised PN Rule |
| Jul 1, 2023 |
Dec 31, 2023 |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Archived |
Dec 31, 2023 |
Lead and Copper Rule |
| Jul 1, 2023 |
Dec 31, 2023 |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Archived |
Dec 31, 2023 |
Lead and Copper Rule |
| Jul 1, 2023 |
Dec 31, 2023 |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Archived |
Dec 31, 2023 |
Lead and Copper Rule |
| May 17, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jun 12, 2023 |
Public Notice Rule and Revised PN Rule |
| May 17, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jun 12, 2023 |
Public Notice Rule and Revised PN Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 |
Jun 30, 2023 |
TTHM |
MCL |
Yes |
No |
.097 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Mar 16, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jun 12, 2023 |
Public Notice Rule and Revised PN Rule |
| Mar 16, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Jun 12, 2023 |
Public Notice Rule and Revised PN Rule |
| Mar 5, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
May 20, 2024 |
Public Notice Rule and Revised PN Rule |
| Mar 5, 2023 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
May 20, 2024 |
Public Notice Rule and Revised PN Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.102 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2023 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
TTHM |
MCL |
Yes |
No |
.102 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 |
.106 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 |
.106 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 |
.106 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 |
.106 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 |
.106 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 |
.106 MG/L |
0.080 mg/L |
.08 |
Resolved |
Dec 31, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Aug 10, 2022 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Dec 1, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Aug 10, 2022 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Dec 1, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Aug 10, 2022 |
— |
TTHM |
MR |
No |
No |
— |
0.080 mg/L |
— |
Resolved |
Dec 1, 2022 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |