| Apr 1, 2025 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Aug 4, 2025 |
Lead and Copper Rule |
| Apr 1, 2025 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Aug 4, 2025 |
Lead and Copper Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Uranium |
MR |
No |
Yes |
— |
30 ug/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Nov 1, 2024 |
Lead and Copper Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Uranium |
MR |
No |
Yes |
— |
30 ug/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-226 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-226 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Uranium |
MR |
No |
Yes |
— |
30 ug/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-226 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Uranium |
MR |
No |
Yes |
— |
30 ug/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2024 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Nov 1, 2024 |
Lead and Copper Rule |
| Oct 1, 2024 |
Dec 31, 2024 |
Radium-226 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2024 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Radium-226 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Radium-226 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Combined Uranium |
MR |
No |
Yes |
— |
30 ug/L |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Combined Uranium |
MR |
No |
Yes |
— |
30 ug/L |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Gross Alpha, Excl. Radon and U |
MR |
No |
Yes |
— |
15 pCi/L |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Combined Radium (-226 and -228) |
MR |
No |
Yes |
— |
5 pCi/L |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Radium-226 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Combined Uranium |
MR |
No |
Yes |
— |
30 ug/L |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Radium-228 |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Radionuclides and Revised Rad Rule |
| Jun 1, 2023 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Jun 14, 2024 |
Lead and Copper Rule |
| Jun 1, 2023 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Jun 14, 2024 |
Lead and Copper Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Nitrate-Nitrite |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Nitrate Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Diquat |
MR |
No |
Yes |
— |
0.02 mg/L |
— |
Resolved |
Dec 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
BHC-GAMMA |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
BHC-GAMMA |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
BHC-GAMMA |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Nitrate-Nitrite |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2023 |
Nitrate Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Carbofuran |
MR |
No |
Yes |
— |
0.04 mg/L |
— |
Resolved |
Dec 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Carbofuran |
MR |
No |
Yes |
— |
0.04 mg/L |
— |
Resolved |
Dec 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Carbofuran |
MR |
No |
Yes |
— |
0.04 mg/L |
— |
Resolved |
Dec 31, 2023 |
Synthetic Organic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Fluoride |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Dec 31, 2023 |
Inorganic Chemicals |
| Jan 1, 2023 |
Dec 31, 2023 |
Ethylbenzene |
MR |
No |
Yes |
— |
0.7 mg/L |
— |
Resolved |
Dec 31, 2023 |
Volatile Organic Chemicals |