What was found in Denton'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 |
|---|---|---|---|
| Nitrate-Nitrite | 13800 µg/L 138% of the EPA limit, at the 95th percentile of samples — 10000 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Fluoride | 1270 µg/L 32% of the EPA limit 4000 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Copper | 552.4 µg/L 42% of the EPA limit 1300 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Barium | 60 µg/L 3% of the EPA limit 2000 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Lead | 9.75 µg/L 65% of the EPA limit 15 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| TTHM | 8.235 µg/L 10% of the EPA limit 80 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Combined Uranium | 6 µg/L 20% of the EPA limit 30 µg/L Main supplier: DENTON TOWN OF · 255 people · 2014 | 1/1 | SYR4 |
| Gross Alpha, Excl. Radon And U | 3.3 pCi/L 22% of the EPA limit 15 pCi/L Main supplier: DENTON TOWN OF · 255 people · 2014 | 1/1 | SYR4 |
| Dibromochloromethane | 3.225 µg/L No EPA limit set Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 2.6 µg/L 4.3% of the EPA limit 60 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 2.475 µg/L No EPA limit set Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Bromoform | 1.59 µg/L No EPA limit set Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 1.4 µg/L No EPA limit set Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Chloroform | 1.385 µg/L No EPA limit set Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 1.1 pCi/L 22% of the EPA limit 5 pCi/L Main supplier: DENTON TOWN OF · 255 people · 2014 | 1/1 | SYR4 |
| Selenium | 1 µg/L 2% of the EPA limit 50 µg/L Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 0.7000 µg/L No EPA limit set Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 0.5600 µg/L No EPA limit set Main supplier: DENTON TOWN OF · 255 people · 2019 | 1/1 | SYR4 |
| Lead | 0.0040 mg/L 27% of the EPA limit 0.0150 mg/L Main supplier: DENTON TOWN OF · 255 people · 2025 | 1/1 | LCR |
Water suppliers serving Denton
| Supplier | Population served |
|---|---|
| DENTON TOWN OF | 255 |
Frequently asked questions about Denton tap water
Is Denton tap water safe to drink?
EPA testing detected 19 contaminants in the water serving Denton. 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 Denton?
1 public water supplier report drinking-water monitoring for Denton, Montana to the EPA. Each is listed above with its population served.
What contaminants are in Denton's water?
The contaminants EPA monitoring detected in Denton include Nitrate-Nitrite, Fluoride, Copper, Barium, Lead. 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.