What was found in North Canaan's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Copper | 902 µg/L 69% of the EPA limit 1300 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2018 | 1/1 | SYR4 |
| Nitrate | 571 µg/L 5.7% of the EPA limit 10000 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Nitrate-Nitrite | 549.3 µg/L 5.5% of the EPA limit 10000 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Fluoride | 59.5 µg/L 1.5% of the EPA limit 4000 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2018 | 1/1 | SYR4 |
| TTHM | 45.35 µg/L 57% of the EPA limit 80 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Barium | 33.3 µg/L 1.7% of the EPA limit 2000 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2018 | 1/1 | SYR4 |
| Chloroform | 32 µg/L No EPA limit set Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 10 µg/L No EPA limit set Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 7.6 µg/L 13% of the EPA limit 60 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Lead | 5.9 µg/L 39% of the EPA limit 15 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2018 | 1/1 | SYR4 |
| Dichloroacetic Acid | 4.4 µg/L No EPA limit set Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 3.3 µg/L No EPA limit set Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 3 µg/L No EPA limit set Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 1.5 pCi/L 30% of the EPA limit 5 pCi/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Combined Uranium | 1.38 µg/L 4.6% of the EPA limit 30 µg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 1 µg/L No EPA limit set Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2019 | 1/1 | SYR4 |
| Lead | 0.0013 mg/L 8.7% of the EPA limit 0.0150 mg/L Main supplier: AQUARION-NORTH CANAAN · 1,481 people · 2025 | 1/1 | LCR |
Water suppliers serving North Canaan
| Supplier | Population served |
|---|---|
| AQUARION-NORTH CANAAN | 1,481 |
Frequently asked questions about North Canaan tap water
Is North Canaan tap water safe to drink?
EPA testing detected 17 contaminants in the water serving North Canaan. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve North Canaan?
1 public water supplier report drinking-water monitoring for North Canaan, Connecticut to the EPA. Each is listed above with its population served.
What contaminants are in North Canaan's water?
The contaminants EPA monitoring detected in North Canaan include Copper, Nitrate, Nitrate-Nitrite, Fluoride, TTHM. The full list, with the level at the main supplier and the data source, is in the table above.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.