What was found in Lance Creek'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 |
|---|---|---|---|
| Fluoride | 400 µg/L 10% of the EPA limit 4000 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2018 | 1/1 | SYR4 |
| Copper | 168.5 µg/L 13% of the EPA limit 1300 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2017 | 1/1 | SYR4 |
| Barium | 100 µg/L 5% of the EPA limit 2000 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2018 | 1/1 | SYR4 |
| Gross Alpha, Excl. Radon And U | 21.065 pCi/L 140% of the EPA limit, at the 95th percentile of samples — 15 pCi/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| TTHM | 11.96 µg/L 15% of the EPA limit 80 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 11 pCi/L 220% of the EPA limit, at the 95th percentile of samples — 5 pCi/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Arsenic | 5.6 µg/L 56% of the EPA limit 10 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 5.227 µg/L No EPA limit set Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Lead | 4.25 µg/L 28% of the EPA limit 15 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2017 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 3.7295 µg/L 6.2% of the EPA limit 60 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2018 | 1/1 | SYR4 |
| Bromoform | 2.885 µg/L No EPA limit set Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 2.7315 µg/L No EPA limit set Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 1.68 µg/L No EPA limit set Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2018 | 1/1 | SYR4 |
| Chloroform | 1.3125 µg/L No EPA limit set Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Combined Uranium | 1.3 µg/L 4.3% of the EPA limit 30 µg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2019 | 1/1 | SYR4 |
| Lead | 0.0110 mg/L 73% of the EPA limit 0.0150 mg/L Main supplier: LANCE CREEK WATER DISTRICT · 45 people · 2026 | 1/1 | LCR |
Water suppliers serving Lance Creek
| Supplier | Population served |
|---|---|
| LANCE CREEK WATER DISTRICT | 45 |
Frequently asked questions about Lance Creek tap water
Is Lance Creek tap water safe to drink?
EPA testing detected 16 contaminants in the water serving Lance Creek. 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 Lance Creek?
1 public water supplier report drinking-water monitoring for Lance Creek, Wyoming to the EPA. Each is listed above with its population served.
What contaminants are in Lance Creek's water?
The contaminants EPA monitoring detected in Lance Creek include Fluoride, Copper, Barium, Gross Alpha, Excl. Radon And U, 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.