What was found in Ardmore's water
The highest level seen across the city's suppliers, the EPA limit for each, and where the figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Nitrate-Nitrite | 3150 µg/L 32% of the EPA limit 10000 µg/L | 3/3 | SYR4 |
| Chlorite | 1900 µg/L 190% of the EPA limit, in the worst sample — 1000 µg/L | 1/3 | SYR4 |
| Fluoride | 1000 µg/L 25% of the EPA limit 4000 µg/L | 3/3 | SYR4 |
| Copper | 548.89 µg/L 42% of the EPA limit 1300 µg/L | 3/3 | SYR4 |
| TTHM | 245 µg/L 306% of the EPA limit, in the worst sample — 80 µg/L | 3/3 | SYR4 |
| Chloroform | 211 µg/L No EPA limit set | 2/3 | SYR4 |
| Total Haloacetic Acids (HAA5) | 203 µg/L 338% of the EPA limit, in the worst sample — 60 µg/L | 2/3 | SYR4 |
| Barium | 141 µg/L 7% of the EPA limit 2000 µg/L | 3/3 | SYR4 |
| Trichloroacetic Acid | 115 µg/L No EPA limit set | 2/3 | SYR4 |
| Dichloroacetic Acid | 83.4 µg/L No EPA limit set | 2/3 | SYR4 |
| Bromodichloromethane | 61.2 µg/L No EPA limit set | 2/3 | SYR4 |
| Lithium | 46.4 µg/L No EPA limit set | 1/3 | UCMR-5 |
| Dibromochloromethane | 44.2 µg/L No EPA limit set | 3/3 | SYR4 |
| Lead | 30.9 µg/L 206% of the EPA limit, in the worst sample — 15 µg/L | 3/3 | SYR4 |
| Gross Alpha, Excl. Radon And U | 14.5 pCi/L 97% of the EPA limit 15 pCi/L | 3/3 | SYR4 |
| Bromoform | 12.3 µg/L No EPA limit set | 3/3 | SYR4 |
| Monochloroacetic Acid | 11.3 µg/L No EPA limit set | 2/3 | SYR4 |
| Gross Beta Particle Activity | 8.225 pCi/L No EPA limit set | 3/3 | SYR4 |
| Dibromoacetic Acid | 8.03 µg/L No EPA limit set | 2/3 | SYR4 |
| Combined Uranium | 5.45 µg/L 18% of the EPA limit 30 µg/L | 3/3 | SYR4 |
| Arsenic | 4.76 µg/L 48% of the EPA limit 10 µg/L | 2/3 | SYR4 |
| Monobromoacetic Acid | 4.22 µg/L No EPA limit set | 2/3 | SYR4 |
| Chromium | 4.1 µg/L 4.1% of the EPA limit 100 µg/L | 1/3 | SYR4 |
| Combined Radium (-226 And -228) | 3.89 pCi/L 78% of the EPA limit 5 pCi/L | 2/3 | SYR4 |
| Selenium | 1 µg/L 2% of the EPA limit 50 µg/L | 1/3 | SYR4 |
| Toluene | 0.9500 µg/L 0.1% of the EPA limit 1000 µg/L | 1/3 | SYR4 |
| Dichloromethane | 0.6000 µg/L 12% of the EPA limit 5 µg/L | 1/3 | SYR4 |
| Mercury | 0.2140 µg/L 11% of the EPA limit 2 µg/L | 1/3 | SYR4 |
| 2,4-D | 0.1600 µg/L 0.2% of the EPA limit 70 µg/L | 1/3 | SYR4 |
| 6:2 Fts | 0.0112 µg/L No EPA limit set | 1/3 | UCMR-5 |
| Pfba | 0.0064 µg/L No EPA limit set | 1/3 | UCMR-5 |
| Pfpea | 0.0052 µg/L No EPA limit set | 1/3 | UCMR-5 |
| Pfhxa | 0.0034 µg/L No EPA limit set | 1/3 | UCMR-5 |
| Lead | 0.0029 mg/L 20% of the EPA limit 0.0150 mg/L | 3/3 | LCR |
Water suppliers serving Ardmore
| Supplier | Population served |
|---|---|
| ARDMORE | 24,893 |
| SOUTHERN OKLA WATER CORP | 11,250 |
| GOLDEN OAKS HOME OWNERS ASSN | 135 |
Frequently asked questions about Ardmore tap water
Is Ardmore tap water safe to drink?
EPA testing detected 34 contaminants in the water serving Ardmore. 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 Ardmore?
3 public water suppliers report drinking-water monitoring for Ardmore, Oklahoma to the EPA. Each is listed above with its population served.
What contaminants are in Ardmore's water?
The contaminants EPA monitoring detected in Ardmore include Nitrate-Nitrite, Chlorite, Fluoride, Copper, TTHM. The full list, with the highest level found 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.