| Dec 1, 2024 |
Dec 31, 2024 |
Chlorine dioxide |
MR |
No |
Yes |
— |
0.8 mg/L |
— |
Resolved |
Dec 31, 2024 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Dec 1, 2024 |
Dec 31, 2024 |
Chlorine dioxide |
MR |
No |
Yes |
— |
0.8 mg/L |
— |
Resolved |
Dec 31, 2024 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Dec 1, 2023 |
Dec 31, 2023 |
Chlorine dioxide |
MR |
No |
Yes |
— |
0.8 mg/L |
— |
Archived |
Dec 31, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Dec 1, 2023 |
Dec 31, 2023 |
Chlorine dioxide |
MR |
No |
Yes |
— |
0.8 mg/L |
— |
Archived |
Dec 31, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Dec 1, 2023 |
Dec 31, 2023 |
Chlorine dioxide |
MR |
No |
Yes |
— |
0.8 mg/L |
— |
Archived |
Dec 31, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 |
Sep 30, 2022 |
Atrazine |
MR |
No |
Yes |
— |
0.003 mg/L |
— |
Resolved |
Sep 30, 2022 |
Synthetic Organic Chemicals |
| Jul 1, 2022 |
Sep 30, 2022 |
Atrazine |
MR |
No |
Yes |
— |
0.003 mg/L |
— |
Resolved |
Sep 30, 2022 |
Synthetic Organic Chemicals |
| Jul 1, 2022 |
Sep 30, 2022 |
Atrazine |
MR |
No |
Yes |
— |
0.003 mg/L |
— |
Resolved |
Sep 30, 2022 |
Synthetic Organic Chemicals |
| Jul 1, 2022 |
Sep 30, 2022 |
Atrazine |
MR |
No |
Yes |
— |
0.003 mg/L |
— |
Resolved |
Sep 30, 2022 |
Synthetic Organic Chemicals |
| Apr 1, 2022 |
Apr 30, 2022 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Apr 30, 2022 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Apr 1, 2022 |
Apr 30, 2022 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Apr 30, 2022 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Apr 1, 2022 |
Apr 30, 2022 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Apr 30, 2022 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Apr 1, 2022 |
Apr 30, 2022 |
Interim Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Apr 30, 2022 |
Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Feb 13, 2022 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Apr 5, 2023 |
Public Notice Rule and Revised PN Rule |
| Feb 14, 2021 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Mar 4, 2021 |
Public Notice Rule and Revised PN Rule |
| Feb 14, 2021 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Mar 4, 2021 |
Public Notice Rule and Revised PN Rule |
| Feb 14, 2021 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Mar 4, 2021 |
Public Notice Rule and Revised PN Rule |
| Feb 14, 2021 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Mar 4, 2021 |
Public Notice Rule and Revised PN Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Dec 31, 2020 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Dec 31, 2020 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Dec 31, 2020 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
CARBON, TOTAL |
MR |
No |
Yes |
— |
TT |
— |
Resolved |
Dec 31, 2020 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 |
Dec 31, 2020 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Dec 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2020 |
Jun 30, 2020 |
TTHM |
MCL |
Yes |
No |
.085 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2020 |
Jun 30, 2020 |
TTHM |
MCL |
Yes |
No |
.085 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2020 |
Jun 30, 2020 |
TTHM |
MCL |
Yes |
No |
.085 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2020 |
Jun 30, 2020 |
TTHM |
MCL |
Yes |
No |
.085 MG/L |
0.080 mg/L |
.08 |
Resolved |
Jun 30, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2020 |
Feb 29, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Feb 29, 2020 |
Surface Water Treatment Rule |
| Feb 1, 2020 |
Feb 29, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Feb 29, 2020 |
Surface Water Treatment Rule |
| Feb 1, 2020 |
Feb 29, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Feb 29, 2020 |
Surface Water Treatment Rule |
| Feb 1, 2020 |
Feb 29, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Feb 29, 2020 |
Surface Water Treatment Rule |
| Jan 1, 2020 |
Mar 31, 2020 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Mar 31, 2020 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Mar 31, 2020 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Mar 31, 2020 |
TTHM |
MCL |
Yes |
No |
.09 MG/L |
0.080 mg/L |
.08 |
Resolved |
Mar 31, 2020 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2020 |
Jan 31, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Jan 31, 2020 |
Surface Water Treatment Rule |
| Jan 1, 2020 |
Jan 31, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Jan 31, 2020 |
Surface Water Treatment Rule |
| Jan 1, 2020 |
Jan 31, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Jan 31, 2020 |
Surface Water Treatment Rule |
| Jan 1, 2020 |
Jan 31, 2020 |
Surface Water Treatment Rule |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Jan 31, 2020 |
Surface Water Treatment Rule |
| Nov 1, 2019 |
Nov 30, 2019 |
Chlorite |
MR |
No |
Yes |
— |
1.0 mg/L |
— |
Resolved |
Nov 30, 2019 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Nov 1, 2019 |
Nov 30, 2019 |
Chlorite |
MR |
No |
Yes |
— |
1.0 mg/L |
— |
Resolved |
Nov 30, 2019 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Nov 1, 2019 |
Nov 30, 2019 |
Chlorite |
MR |
No |
Yes |
— |
1.0 mg/L |
— |
Resolved |
Nov 30, 2019 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Nov 1, 2019 |
Nov 30, 2019 |
Chlorine dioxide |
MR |
No |
Yes |
— |
0.8 mg/L |
— |
Resolved |
Nov 30, 2019 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |