What was found in Oologah'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 | 730 µg/L 18% of the EPA limit 4000 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2012 | 1/1 | SYR4 |
| Nitrate-Nitrite | 487 µg/L 4.9% of the EPA limit 10000 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Copper | 136 µg/L 10% of the EPA limit 1300 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2018 | 1/1 | SYR4 |
| TTHM | 109 µg/L 136% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Chloroform | 83.35 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 77.7 µg/L 130% of the EPA limit, at the 95th percentile of samples — 60 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Barium | 58 µg/L 2.9% of the EPA limit 2000 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2012 | 1/1 | SYR4 |
| Lead | 47.7 µg/L 318% of the EPA limit, at the 95th percentile of samples — 15 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2018 | 1/1 | SYR4 |
| Dichloroacetic Acid | 43.46 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 34.58 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 22.03 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 8.449 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Gross Beta Particle Activity | 6.64 pCi/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2017 | 1/1 | SYR4 |
| Monochloroacetic Acid | 5.871 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 2.9795 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Monobromoacetic Acid | 1.5625 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Bromoform | 1.03 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Atrazine | 0.7410 µg/L 25% of the EPA limit 3 µg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2019 | 1/1 | SYR4 |
| Pfba | 0.0056 µg/L No EPA limit set Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2024 | 1/1 | UCMR-5 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: ROGERS CO RWD # 4 · 7,725 people · 2025 | 1/1 | LCR |
Water suppliers serving Oologah
| Supplier | Population served |
|---|---|
| ROGERS CO RWD # 4 | 7,725 |
Frequently asked questions about Oologah tap water
Is Oologah tap water safe to drink?
EPA testing detected 20 contaminants in the water serving Oologah. 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 Oologah?
1 public water supplier report drinking-water monitoring for Oologah, Oklahoma to the EPA. Each is listed above with its population served.
What contaminants are in Oologah's water?
The contaminants EPA monitoring detected in Oologah include Fluoride, Nitrate-Nitrite, Copper, TTHM, 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.