What was found in Billings'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 | 907 µg/L 9.1% of the EPA limit 10000 µg/L Main supplier: BILLINGS PWA · 436 people · 2019 | 1/1 | SYR4 |
| Nitrate | 600 µg/L 6% of the EPA limit 10000 µg/L Main supplier: BILLINGS PWA · 436 people · 2017 | 1/1 | SYR4 |
| Fluoride | 310 µg/L 7.8% of the EPA limit 4000 µg/L Main supplier: BILLINGS PWA · 436 people · 2013 | 1/1 | SYR4 |
| Barium | 246 µg/L 12% of the EPA limit 2000 µg/L Main supplier: BILLINGS PWA · 436 people · 2013 | 1/1 | SYR4 |
| Copper | 238.4 µg/L 18% of the EPA limit 1300 µg/L Main supplier: BILLINGS PWA · 436 people · 2017 | 1/1 | SYR4 |
| Combined Uranium | 20.84 µg/L 69% of the EPA limit 30 µg/L Main supplier: BILLINGS PWA · 436 people · 2015 | 1/1 | SYR4 |
| TTHM | 18.54 µg/L 23% of the EPA limit 80 µg/L Main supplier: BILLINGS PWA · 436 people · 2018 | 1/1 | SYR4 |
| Bromoform | 8.49 µg/L No EPA limit set Main supplier: BILLINGS PWA · 436 people · 2018 | 1/1 | SYR4 |
| Dibromochloromethane | 8.466 µg/L No EPA limit set Main supplier: BILLINGS PWA · 436 people · 2018 | 1/1 | SYR4 |
| Gross Beta Particle Activity | 6.7665 pCi/L No EPA limit set Main supplier: BILLINGS PWA · 436 people · 2015 | 1/1 | SYR4 |
| Selenium | 5.5 µg/L 11% of the EPA limit 50 µg/L Main supplier: BILLINGS PWA · 436 people · 2013 | 1/1 | SYR4 |
| Bromodichloromethane | 3.754 µg/L No EPA limit set Main supplier: BILLINGS PWA · 436 people · 2018 | 1/1 | SYR4 |
| Arsenic | 2.5 µg/L 25% of the EPA limit 10 µg/L Main supplier: BILLINGS PWA · 436 people · 2014 | 1/1 | SYR4 |
| Dibromoacetic Acid | 2.284 µg/L No EPA limit set Main supplier: BILLINGS PWA · 436 people · 2018 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 2.284 µg/L 3.8% of the EPA limit 60 µg/L Main supplier: BILLINGS PWA · 436 people · 2018 | 1/1 | SYR4 |
| Gross Alpha, Excl. Radon And U | 1.38 pCi/L 9.2% of the EPA limit 15 pCi/L Main supplier: BILLINGS PWA · 436 people · 2015 | 1/1 | SYR4 |
| Chloroform | 1.2 µg/L No EPA limit set Main supplier: BILLINGS PWA · 436 people · 2018 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 0.3876 pCi/L 7.8% of the EPA limit 5 pCi/L Main supplier: BILLINGS PWA · 436 people · 2015 | 1/1 | SYR4 |
| Lead | 0.0127 mg/L 85% of the EPA limit 0.0150 mg/L Main supplier: BILLINGS PWA · 436 people · 2020 | 1/1 | LCR |
Water suppliers serving Billings
| Supplier | Population served |
|---|---|
| BILLINGS PWA | 436 |
Frequently asked questions about Billings tap water
Is Billings tap water safe to drink?
EPA testing detected 19 contaminants in the water serving Billings. 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 Billings?
1 public water supplier report drinking-water monitoring for Billings, Oklahoma to the EPA. Each is listed above with its population served.
What contaminants are in Billings's water?
The contaminants EPA monitoring detected in Billings include Nitrate-Nitrite, Nitrate, Fluoride, Barium, Copper. 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.