| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2025 |
Sep 30, 2025 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Sep 30, 2025 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 |
Mar 31, 2023 |
2,3,7,8-TCDD |
MR |
No |
Yes |
— |
0.00000003 mg/L |
— |
Resolved |
Mar 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Mar 31, 2023 |
2,3,7,8-TCDD |
MR |
No |
Yes |
— |
0.00000003 mg/L |
— |
Resolved |
Mar 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Mar 31, 2023 |
2,3,7,8-TCDD |
MR |
No |
Yes |
— |
0.00000003 mg/L |
— |
Resolved |
Mar 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Mar 31, 2023 |
2,3,7,8-TCDD |
MR |
No |
Yes |
— |
0.00000003 mg/L |
— |
Resolved |
Mar 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Mar 31, 2023 |
2,3,7,8-TCDD |
MR |
No |
Yes |
— |
0.00000003 mg/L |
— |
Resolved |
Mar 31, 2023 |
Synthetic Organic Chemicals |
| May 12, 2019 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Sep 5, 2019 |
Public Notice Rule and Revised PN Rule |
| May 12, 2019 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Sep 5, 2019 |
Public Notice Rule and Revised PN Rule |
| May 12, 2019 |
— |
Public Notice |
Other |
No |
No |
— |
— |
— |
Resolved |
Sep 5, 2019 |
Public Notice Rule and Revised PN Rule |
| Apr 1, 2019 |
— |
Lead and Copper Rule |
TT |
Yes |
No |
— |
TT |
— |
Resolved |
Sep 5, 2019 |
Lead and Copper Rule |
| Apr 1, 2019 |
— |
Lead and Copper Rule |
TT |
Yes |
No |
— |
TT |
— |
Resolved |
Sep 5, 2019 |
Lead and Copper Rule |
| Apr 1, 2019 |
— |
Lead and Copper Rule |
TT |
Yes |
No |
— |
TT |
— |
Resolved |
Sep 5, 2019 |
Lead and Copper Rule |
| Jul 1, 2017 |
Sep 30, 2017 |
Chlorine |
MR |
No |
No |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2017 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2017 |
Sep 30, 2017 |
Chlorine |
MR |
No |
No |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2017 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2016 |
— |
Revised Total Coliform Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
May 13, 2016 |
Revised Total Coliform Rule |
| Apr 1, 2016 |
— |
Revised Total Coliform Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
May 13, 2016 |
Revised Total Coliform Rule |
| Apr 1, 2016 |
— |
Revised Total Coliform Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
May 13, 2016 |
Revised Total Coliform Rule |
| Jul 1, 2015 |
Sep 30, 2015 |
TTHM |
MR |
No |
Yes |
— |
0.080 mg/L |
— |
Resolved |
Sep 30, 2015 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2015 |
Sep 30, 2015 |
Total Haloacetic Acids (HAA5) |
MR |
No |
Yes |
— |
0.060 mg/L |
— |
Resolved |
Sep 30, 2015 |
Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2014 |
Jun 30, 2014 |
Nitrate |
MCL |
Yes |
No |
12.8 MG/L |
10 mg/L |
— |
Resolved |
Jun 30, 2014 |
Nitrate Rule |
| Apr 1, 2014 |
Jun 30, 2014 |
Nitrate |
MCL |
Yes |
No |
12.8 MG/L |
10 mg/L |
— |
Resolved |
Jun 30, 2014 |
Nitrate Rule |
| Apr 1, 2014 |
Jun 30, 2014 |
Nitrate |
MCL |
Yes |
No |
12.8 MG/L |
10 mg/L |
— |
Resolved |
Jun 30, 2014 |
Nitrate Rule |
| Apr 1, 2014 |
Jun 30, 2014 |
Nitrate |
MCL |
Yes |
No |
12.8 MG/L |
10 mg/L |
— |
Resolved |
Jun 30, 2014 |
Nitrate Rule |
| Jul 1, 2007 |
Sep 30, 2007 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 19, 2007 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2007 |
Sep 30, 2007 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 19, 2007 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2007 |
Feb 28, 2007 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Feb 28, 2007 |
Total Coliform Rule |
| Feb 1, 2007 |
Feb 28, 2007 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Feb 28, 2007 |
Total Coliform Rule |
| Jan 1, 2007 |
Mar 31, 2007 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Mar 21, 2007 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2007 |
Mar 31, 2007 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Mar 21, 2007 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2006 |
Aug 31, 2006 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Aug 31, 2006 |
Total Coliform Rule |
| Jul 1, 2006 |
Sep 30, 2006 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Sep 30, 2006 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2004 |
Jun 30, 2004 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Jun 30, 2004 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2003 |
Sep 30, 2003 |
Nitrate |
MR |
No |
Yes |
— |
10 mg/L |
— |
Resolved |
Sep 30, 2003 |
Nitrate Rule |
| Jul 1, 2003 |
Jul 31, 2003 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Jul 31, 2003 |
Total Coliform Rule |
| Sep 1, 2002 |
Sep 30, 2002 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Sep 30, 2002 |
Total Coliform Rule |
| Jul 1, 2002 |
Jul 31, 2002 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Jul 31, 2002 |
Total Coliform Rule |
| Jun 1, 1999 |
Jun 30, 1999 |
Coliform (TCR) |
MR |
No |
Yes |
— |
5% of samples |
— |
Resolved |
Jun 30, 1999 |
Total Coliform Rule |
| Oct 1, 1998 |
Dec 31, 1998 |
Nitrate |
MR |
No |
Yes |
— |
10 mg/L |
— |
Resolved |
Dec 31, 1998 |
Nitrate Rule |
| Oct 1, 1998 |
Dec 31, 1998 |
Nitrate |
MCL |
Yes |
No |
10.5 |
10 mg/L |
— |
Resolved |
Dec 31, 1998 |
Nitrate Rule |
| Sep 1, 1996 |
Sep 30, 1996 |
Coliform (TCR) |
MR |
No |
Yes |
— |
5% of samples |
— |
Resolved |
Sep 30, 1996 |
Total Coliform Rule |
| Jul 1, 1996 |
Sep 30, 1996 |
Nitrate |
MR |
No |
Yes |
— |
10 mg/L |
— |
Resolved |
Sep 30, 1996 |
Nitrate Rule |
| Jul 1, 1996 |
Sep 30, 1996 |
Nitrite |
MR |
No |
Yes |
— |
1 mg/L |
— |
Resolved |
Sep 30, 1996 |
Nitrate Rule |
| Jun 1, 1996 |
Jun 30, 1996 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Jun 30, 1996 |
Total Coliform Rule |
| Apr 1, 1996 |
Jun 30, 1996 |
Nitrate |
MR |
No |
Yes |
— |
10 mg/L |
— |
Resolved |
Jun 30, 1996 |
Nitrate Rule |
| Mar 1, 1996 |
Mar 31, 1996 |
Coliform (TCR) |
MR |
No |
Yes |
— |
5% of samples |
— |
Resolved |
Mar 31, 1996 |
Total Coliform Rule |
| Feb 1, 1996 |
Feb 29, 1996 |
Coliform (TCR) |
MR |
No |
Yes |
— |
5% of samples |
— |
Resolved |
Feb 29, 1996 |
Total Coliform Rule |