| Jul 1, 2025 |
Sep 30, 2025 |
Total Haloacetic Acids (HAA5) |
MCL |
Yes |
No |
61.18 UG/L |
0.060 mg/L |
60 |
Archived |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Jun 30, 2017 |
TTHM |
MCL |
Yes |
No |
81 UG/L |
0.080 mg/L |
80 |
Resolved |
Jun 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Jun 30, 2017 |
TTHM |
MCL |
Yes |
No |
81 UG/L |
0.080 mg/L |
80 |
Resolved |
Jun 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Jun 30, 2017 |
TTHM |
MCL |
Yes |
No |
81 UG/L |
0.080 mg/L |
80 |
Resolved |
Jun 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2017 |
Jun 30, 2017 |
TTHM |
MCL |
Yes |
No |
81 UG/L |
0.080 mg/L |
80 |
Resolved |
Jun 30, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Mar 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Mar 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Mar 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Mar 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Feb 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Feb 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Feb 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Feb 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
86 UG/L |
0.080 mg/L |
80 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
86 UG/L |
0.080 mg/L |
80 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
86 UG/L |
0.080 mg/L |
80 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
Mar 31, 2017 |
TTHM |
MCL |
Yes |
No |
86 UG/L |
0.080 mg/L |
80 |
Resolved |
Mar 31, 2017 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Jan 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Jan 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Jan 1, 2017 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Dec 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Nov 8, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Dec 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Nov 8, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Dec 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Nov 8, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Dec 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
Nov 8, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Nov 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Nov 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Nov 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Nov 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Oct 1, 2016 |
Dec 31, 2016 |
TTHM |
MCL |
Yes |
No |
92 UG/L |
0.080 mg/L |
80 |
Resolved |
Dec 31, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Oct 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Oct 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Oct 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Oct 1, 2016 |
Dec 31, 2016 |
TTHM |
MCL |
Yes |
No |
92 UG/L |
0.080 mg/L |
80 |
Resolved |
Dec 31, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2016 |
Dec 31, 2016 |
TTHM |
MCL |
Yes |
No |
92 UG/L |
0.080 mg/L |
80 |
Resolved |
Dec 31, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2016 |
Dec 31, 2016 |
TTHM |
MCL |
Yes |
No |
92 UG/L |
0.080 mg/L |
80 |
Resolved |
Dec 31, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Sep 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Sep 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Sep 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Aug 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Aug 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Aug 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Aug 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Jul 1, 2016 |
Sep 30, 2016 |
TTHM |
MCL |
Yes |
No |
95 UG/L |
0.080 mg/L |
80 |
Resolved |
Sep 30, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2016 |
— |
Long Term 2 Enhanced Surface Water Treatment Rule |
TT |
Yes |
No |
— |
— |
— |
Resolved |
May 24, 2017 |
Long Term 2 Enhanced Surface Water Treatment Rule |
| Jul 1, 2016 |
Sep 30, 2016 |
TTHM |
MCL |
Yes |
No |
95 UG/L |
0.080 mg/L |
80 |
Resolved |
Sep 30, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2016 |
Sep 30, 2016 |
TTHM |
MCL |
Yes |
No |
95 UG/L |
0.080 mg/L |
80 |
Resolved |
Sep 30, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2016 |
Sep 30, 2016 |
TTHM |
MCL |
Yes |
No |
95 UG/L |
0.080 mg/L |
80 |
Resolved |
Sep 30, 2016 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |