| Jul 1, 2025 |
Sep 30, 2025 |
Nitrite |
MR |
No |
Yes |
— |
1 mg/L |
— |
Archived |
Sep 30, 2025 |
Nitrate Rule |
| Oct 1, 1995 |
Dec 31, 1995 |
Barium |
MR |
No |
Yes |
— |
2 mg/L |
— |
Resolved |
Dec 31, 1995 |
Inorganic Chemicals |
| Oct 1, 1995 |
Dec 31, 1995 |
Barium |
MR |
No |
Yes |
— |
2 mg/L |
— |
Resolved |
Dec 31, 1995 |
Inorganic Chemicals |
| Oct 1, 1995 |
Dec 31, 1995 |
Barium |
MR |
No |
Yes |
— |
2 mg/L |
— |
Resolved |
Dec 31, 1995 |
Inorganic Chemicals |
| May 1, 1994 |
Jul 31, 1994 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| May 1, 1994 |
Jul 31, 1994 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Jul 31, 1994 |
Radionuclides and Revised Rad Rule |
| Feb 1, 1994 |
Apr 30, 1994 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Apr 30, 1994 |
Radionuclides and Revised Rad Rule |
| Feb 1, 1994 |
Apr 30, 1994 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Apr 30, 1994 |
Radionuclides and Revised Rad Rule |
| Nov 1, 1993 |
Nov 30, 1993 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Nov 30, 1993 |
Total Coliform Rule |
| Nov 1, 1993 |
Nov 30, 1993 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Nov 30, 1993 |
Total Coliform Rule |
| Nov 1, 1993 |
Nov 30, 1993 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Nov 30, 1993 |
Total Coliform Rule |
| Nov 1, 1993 |
Nov 30, 1993 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Nov 30, 1993 |
Total Coliform Rule |
| Nov 1, 1993 |
Nov 30, 1993 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Nov 30, 1993 |
Total Coliform Rule |
| Nov 1, 1993 |
Nov 30, 1993 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Nov 30, 1993 |
Total Coliform Rule |
| Nov 1, 1993 |
Nov 30, 1993 |
Coliform (TCR) |
MR |
No |
No |
— |
5% of samples |
— |
Resolved |
Nov 30, 1993 |
Total Coliform Rule |
| Dec 7, 1990 |
Dec 6, 1993 |
Barium |
MCL |
Yes |
No |
1800 |
2 mg/L |
— |
Resolved |
Apr 18, 1991 |
Inorganic Chemicals |
| Dec 7, 1990 |
Dec 6, 1993 |
Barium |
MCL |
Yes |
No |
1800 |
2 mg/L |
— |
Resolved |
Apr 18, 1991 |
Inorganic Chemicals |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Oct 1, 1989 |
Sep 30, 1993 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Jun 26, 1992 |
Radionuclides and Revised Rad Rule |
| Dec 8, 1987 |
Dec 7, 1990 |
Barium |
MCL |
Yes |
No |
1529 |
2 mg/L |
— |
Resolved |
Nov 18, 1988 |
Inorganic Chemicals |
| Dec 8, 1987 |
Dec 7, 1990 |
Barium |
MCL |
Yes |
No |
1529 |
2 mg/L |
— |
Resolved |
Nov 18, 1988 |
Inorganic Chemicals |
| Dec 8, 1987 |
Dec 7, 1990 |
Barium |
MCL |
Yes |
No |
1529 |
2 mg/L |
— |
Resolved |
Nov 18, 1988 |
Inorganic Chemicals |
| Dec 8, 1987 |
Dec 7, 1990 |
Barium |
MCL |
Yes |
No |
1529 |
2 mg/L |
— |
Resolved |
Nov 18, 1988 |
Inorganic Chemicals |
| Dec 8, 1987 |
Dec 7, 1990 |
Barium |
MCL |
Yes |
No |
1529 |
2 mg/L |
— |
Resolved |
Nov 18, 1988 |
Inorganic Chemicals |
| Oct 4, 1985 |
Oct 3, 1989 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Oct 3, 1989 |
Radionuclides and Revised Rad Rule |
| Oct 4, 1985 |
Oct 3, 1989 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Oct 3, 1989 |
Radionuclides and Revised Rad Rule |
| Oct 4, 1985 |
Oct 3, 1989 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Oct 3, 1989 |
Radionuclides and Revised Rad Rule |
| Oct 4, 1985 |
Oct 3, 1989 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Oct 3, 1989 |
Radionuclides and Revised Rad Rule |
| Oct 4, 1985 |
Oct 3, 1989 |
Combined Radium (-226 and -228) |
MCL |
Yes |
No |
6.9 |
5 pCi/L |
— |
Resolved |
Oct 3, 1989 |
Radionuclides and Revised Rad Rule |