What was found in Mounds'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 |
|---|---|---|---|
| Chlorite | 993.9 µg/L 99% of the EPA limit 1000 µg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Nitrate-Nitrite | 260 µg/L 2.6% of the EPA limit 10000 µg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| TTHM | 187.6 µg/L 234% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Copper | 170.8 µg/L 13% of the EPA limit 1300 µg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Chloroform | 156.3 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 67.88 µg/L 113% of the EPA limit, at the 95th percentile of samples — 60 µg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 45.1 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 31.23 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 30.48 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 13.95 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Lead | 9.03 µg/L 60% of the EPA limit 15 µg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Barium | 8 µg/L 0.4% of the EPA limit 2000 µg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2015 | 1/1 | SYR4 |
| Monochloroacetic Acid | 7.972 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Gross Beta Particle Activity | 3.2835 pCi/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2017 | 1/1 | SYR4 |
| Dibromoacetic Acid | 3.113 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Bromoform | 1.515 µg/L No EPA limit set Main supplier: CREEK CO RWD # 7 · 2,100 people · 2019 | 1/1 | SYR4 |
| Combined Radium (-226 And -228) | 0.5682 pCi/L 11% of the EPA limit 5 pCi/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2017 | 1/1 | SYR4 |
| Gross Alpha, Excl. Radon And U | 0.0541 pCi/L 0.4% of the EPA limit 15 pCi/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2017 | 1/1 | SYR4 |
| Lead | 0.0019 mg/L 13% of the EPA limit 0.0150 mg/L Main supplier: CREEK CO RWD # 7 · 2,100 people · 2025 | 1/1 | LCR |
Water suppliers serving Mounds
| Supplier | Population served |
|---|---|
| CREEK CO RWD # 7 | 2,100 |
Frequently asked questions about Mounds tap water
Is Mounds tap water safe to drink?
EPA testing detected 19 contaminants in the water serving Mounds. 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 Mounds?
1 public water supplier report drinking-water monitoring for Mounds, Oklahoma to the EPA. Each is listed above with its population served.
What contaminants are in Mounds's water?
The contaminants EPA monitoring detected in Mounds include Chlorite, Nitrate-Nitrite, TTHM, Copper, Chloroform. 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.