What was found in Gastonia'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 | 13000 µg/L 130% of the EPA limit, in the worst sample — 10000 µg/L | 67/82 | SYR4 |
| Nitrate-Nitrite | 7900 µg/L 79% of the EPA limit 10000 µg/L | 46/82 | SYR4 |
| Fluoride | 3300 µg/L 83% of the EPA limit 4000 µg/L | 64/82 | SYR4 |
| Copper | 2280 µg/L 175% of the EPA limit, in the worst sample — 1300 µg/L | 77/82 | SYR4 |
| Lead | 940 µg/L 6267% of the EPA limit, in the worst sample — 15 µg/L | 56/82 | SYR4 |
| Barium | 120 µg/L 6% of the EPA limit 2000 µg/L | 6/82 | SYR4 |
| TTHM | 106 µg/L 133% of the EPA limit, in the worst sample — 80 µg/L | 22/82 | SYR4 |
| Chloroform | 87 µg/L No EPA limit set | 18/82 | SYR4 |
| Total Haloacetic Acids (HAA5) | 78 µg/L 130% of the EPA limit, in the worst sample — 60 µg/L | 15/82 | SYR4 |
| Combined Uranium | 65.113 µg/L 217% of the EPA limit, in the worst sample — 30 µg/L | 16/82 | SYR4 |
| Trichloroacetic Acid | 43.1 µg/L No EPA limit set | 11/82 | SYR4 |
| Bromodichloromethane | 35 µg/L No EPA limit set | 8/82 | SYR4 |
| Dichloroacetic Acid | 34 µg/L No EPA limit set | 11/82 | SYR4 |
| Dibromochloromethane | 28 µg/L No EPA limit set | 10/82 | SYR4 |
| Gross Beta Particle Activity | 23.6 pCi/L No EPA limit set | 43/82 | SYR4 |
| Bromoform | 14.41 µg/L No EPA limit set | 6/82 | SYR4 |
| Dibromoacetic Acid | 13 µg/L No EPA limit set | 12/82 | SYR4 |
| cis-1,2-Dichloroethylene | 13 µg/L 19% of the EPA limit 70 µg/L | 2/82 | SYR4 |
| 1,1-Dichloroethylene | 12 µg/L 171% of the EPA limit, in the worst sample — 7 µg/L | 2/82 | SYR4 |
| Trichloroethylene | 10 µg/L 200% of the EPA limit, in the worst sample — 5 µg/L | 4/82 | SYR4 |
| Arsenic | 9.86 µg/L 99% of the EPA limit 10 µg/L | 2/82 | SYR4 |
| Monochloroacetic Acid | 8 µg/L No EPA limit set | 4/82 | SYR4 |
| Toluene | 7.7 µg/L 0.8% of the EPA limit 1000 µg/L | 1/82 | SYR4 |
| Xylenes, Total | 6.7 µg/L 0.1% of the EPA limit 10000 µg/L | 8/82 | SYR4 |
| Dalapon | 6.4 µg/L 3.2% of the EPA limit 200 µg/L | 2/82 | SYR4 |
| Combined Radium (-226 And -228) | 4.7 pCi/L 94% of the EPA limit 5 pCi/L | 35/82 | SYR4 |
| Gross Alpha, Excl. Radon And U | 4.24 pCi/L 28% of the EPA limit 15 pCi/L | 4/82 | SYR4 |
| Antimony, Total | 3.51 µg/L 59% of the EPA limit 6 µg/L | 1/82 | SYR4 |
| Tetrachloroethylene | 2.1 µg/L 42% of the EPA limit 5 µg/L | 1/82 | SYR4 |
| Cadmium | 2 µg/L 40% of the EPA limit 5 µg/L | 3/82 | SYR4 |
| Di(2-ethylhexyl) Phthalate | 2 µg/L 33% of the EPA limit 6 µg/L | 2/82 | SYR4 |
| Monobromoacetic Acid | 2 µg/L No EPA limit set | 3/82 | SYR4 |
| Chlordane | 1.39 µg/L 70% of the EPA limit 2 µg/L | 3/82 | SYR4 |
| Dichloromethane | 1.1 µg/L 22% of the EPA limit 5 µg/L | 2/82 | SYR4 |
| Thallium, Total | 1.1 µg/L 55% of the EPA limit 2 µg/L | 1/82 | SYR4 |
| Ethylbenzene | 1 µg/L 0.1% of the EPA limit 700 µg/L | 4/82 | SYR4 |
| Heptachlor Epoxide | 0.2000 µg/L 100% of the EPA limit 0.2000 µg/L | 13/82 | SYR4 |
| Bhc-Gamma | 0.0400 µg/L 20% of the EPA limit 0.2000 µg/L | 1/82 | SYR4 |
| Lead | 0.0390 mg/L 260% above the EPA limit of 0.0150 mg/L | 78/82 | LCR |
| Endrin | 0.0103 µg/L 0.5% of the EPA limit 2 µg/L | 1/82 | SYR4 |
Water suppliers serving Gastonia
The 50 largest of 82 suppliers serving Gastonia, by population served.
Frequently asked questions about Gastonia tap water
Is Gastonia tap water safe to drink?
EPA testing detected 40 contaminants in the water serving Gastonia. 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 Gastonia?
82 public water suppliers report drinking-water monitoring for Gastonia, North Carolina to the EPA. Each is listed above with its population served.
What contaminants are in Gastonia's water?
The contaminants EPA monitoring detected in Gastonia include Nitrate, Nitrate-Nitrite, Fluoride, Copper, Lead. 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.