What was found in Towner'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 | 1243.5 µg/L 96% of the EPA limit 1300 µg/L Main supplier: TOWNER CITY OF · 479 people · 2017 | 1/1 | SYR4 |
| Barium | 618 µg/L 31% of the EPA limit 2000 µg/L Main supplier: TOWNER CITY OF · 479 people · 2017 | 1/1 | SYR4 |
| Fluoride | 596 µg/L 15% of the EPA limit 4000 µg/L Main supplier: TOWNER CITY OF · 479 people · 2017 | 1/1 | SYR4 |
| TTHM | 80.5825 µg/L 101% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 30.9075 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 27.375 µg/L 46% of the EPA limit 60 µg/L Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 25.9375 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Chloroform | 20.5775 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Lead | 13.031 µg/L 87% of the EPA limit 15 µg/L Main supplier: TOWNER CITY OF · 479 people · 2017 | 1/1 | SYR4 |
| Dibromoacetic Acid | 11.725 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Bromoform | 11.1575 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 9.4725 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 6.804 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 2.71 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Combined Uranium | 2.41 µg/L 8% of the EPA limit 30 µg/L Main supplier: TOWNER CITY OF · 479 people · 2017 | 1/1 | SYR4 |
| Monobromoacetic Acid | 2.01 µg/L No EPA limit set Main supplier: TOWNER CITY OF · 479 people · 2019 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 1.64 pCi/L 33% of the EPA limit 5 pCi/L Main supplier: TOWNER CITY OF · 479 people · 2017 | 1/1 | SYR4 |
| Arsenic | 1.2 µg/L 12% of the EPA limit 10 µg/L Main supplier: TOWNER CITY OF · 479 people · 2016 | 1/1 | SYR4 |
| Selenium | 1.07 µg/L 2.1% of the EPA limit 50 µg/L Main supplier: TOWNER CITY OF · 479 people · 2017 | 1/1 | SYR4 |
| Lead | 0.0064 mg/L 43% of the EPA limit 0.0150 mg/L Main supplier: TOWNER CITY OF · 479 people · 2025 | 1/1 | LCR |
Water suppliers serving Towner
| Supplier | Population served |
|---|---|
| TOWNER CITY OF | 479 |
Frequently asked questions about Towner tap water
Is Towner tap water safe to drink?
EPA testing detected 20 contaminants in the water serving Towner. 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 Towner?
1 public water supplier report drinking-water monitoring for Towner, North Dakota to the EPA. Each is listed above with its population served.
What contaminants are in Towner's water?
The contaminants EPA monitoring detected in Towner include Copper, Barium, Fluoride, TTHM, Dibromochloromethane. 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.