| Jul 1, 2025 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Jul 14, 2025 |
Consumer Confidence Rule |
| Jan 1, 2024 |
Mar 31, 2024 |
Arsenic |
MR |
No |
Yes |
— |
0.010 mg/L |
— |
Resolved |
Mar 31, 2024 |
Arsenic Rule |
| Oct 1, 2023 |
Dec 31, 2023 |
Chlorine |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Dec 15, 2023 |
Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Aug 21, 2023 |
Consumer Confidence Rule |
| Jan 1, 2023 |
Dec 31, 2023 |
Nitrate |
MR |
No |
Yes |
— |
10 mg/L |
— |
Resolved |
Dec 31, 2023 |
Nitrate Rule |
| Oct 2, 2022 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Nov 1, 2022 |
Consumer Confidence Rule |
| Oct 1, 2019 |
Dec 31, 2019 |
Arsenic |
MR |
No |
Yes |
— |
0.010 mg/L |
— |
Resolved |
Dec 31, 2019 |
Arsenic Rule |
| Jan 1, 2019 |
Dec 31, 2019 |
Nitrate |
MR |
No |
Yes |
— |
10 mg/L |
— |
Resolved |
Dec 31, 2019 |
Nitrate Rule |
| Jan 1, 2018 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Mar 21, 2018 |
Lead and Copper Rule |
| Oct 1, 2017 |
— |
Consumer Confidence Rule |
Other |
No |
No |
— |
— |
— |
Resolved |
Jan 12, 2018 |
Consumer Confidence Rule |
| Oct 1, 2017 |
— |
Lead and Copper Rule |
MR |
No |
No |
— |
TT |
— |
Resolved |
Nov 29, 2017 |
Lead and Copper Rule |
| Jan 1, 2017 |
Dec 31, 2019 |
Nickel |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2019 |
Inorganic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Heptachlor |
MR |
No |
Yes |
— |
0.0004 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Methoxychlor |
MR |
No |
Yes |
— |
0.04 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Methoxychlor |
MR |
No |
Yes |
— |
0.04 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Diquat |
MR |
No |
Yes |
— |
0.02 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Endothall |
MR |
No |
Yes |
— |
0.1 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Glyphosate |
MR |
No |
Yes |
— |
0.7 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Di(2-ethylhexyl) adipate |
MR |
No |
Yes |
— |
0.4 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
OXAMYL |
MR |
No |
Yes |
— |
0.2 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Picloram |
MR |
No |
Yes |
— |
0.5 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Dinoseb |
MR |
No |
Yes |
— |
0.007 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Hexachlorocyclopentadiene |
MR |
No |
Yes |
— |
0.05 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Atrazine |
MR |
No |
Yes |
— |
0.003 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
LASSO |
MR |
No |
Yes |
— |
— |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Atrazine |
MR |
No |
Yes |
— |
0.003 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
2,3,7,8-TCDD |
MR |
No |
Yes |
— |
0.00000003 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Heptachlor |
MR |
No |
Yes |
— |
0.0004 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
2,4-D |
MR |
No |
Yes |
— |
0.07 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Pentachlorophenol |
MR |
No |
Yes |
— |
0.001 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
1,2-DIBROMO-3-CHLOROPROPANE |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Simazine |
MR |
No |
Yes |
— |
0.004 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Simazine |
MR |
No |
Yes |
— |
0.004 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
1,2-Dichloropropane |
MR |
No |
Yes |
— |
0.005 mg/L |
— |
Resolved |
Dec 31, 2019 |
Volatile Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Benzo(a)pyrene |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Benzo(a)pyrene |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Barium |
MR |
No |
Yes |
— |
2 mg/L |
— |
Resolved |
Dec 31, 2019 |
Inorganic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Fluoride |
MR |
No |
Yes |
— |
4.0 mg/L |
— |
Resolved |
Dec 31, 2019 |
Inorganic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Carbofuran |
MR |
No |
Yes |
— |
0.04 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
o-Dichlorobenzene |
MR |
No |
Yes |
— |
0.6 mg/L |
— |
Resolved |
Dec 31, 2019 |
Volatile Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Styrene |
MR |
No |
Yes |
— |
0.1 mg/L |
— |
Resolved |
Dec 31, 2019 |
Volatile Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
trans-1,2-Dichloroethylene |
MR |
No |
Yes |
— |
0.1 mg/L |
— |
Resolved |
Dec 31, 2019 |
Volatile Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Heptachlor epoxide |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Total Polychlorinated Biphenyls (PCB) |
MR |
No |
Yes |
— |
0.0005 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Chlordane |
MR |
No |
Yes |
— |
0.002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Chlordane |
MR |
No |
Yes |
— |
0.002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
BHC-GAMMA |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Heptachlor epoxide |
MR |
No |
Yes |
— |
0.0002 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Toxaphene |
MR |
No |
Yes |
— |
0.003 mg/L |
— |
Resolved |
Dec 31, 2019 |
Synthetic Organic Chemicals |
| Jan 1, 2017 |
Dec 31, 2019 |
Ethylbenzene |
MR |
No |
Yes |
— |
0.7 mg/L |
— |
Resolved |
Dec 31, 2019 |
Volatile Organic Chemicals |