What was found in Lake Gaston'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 |
|---|---|---|---|
| Copper | 159.65 µg/L 12% of the EPA limit 1300 µg/L Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| TTHM | 98.31 µg/L 123% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Chloroform | 66.15 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 50.575 µg/L 84% of the EPA limit 60 µg/L Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 28.45 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 24 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 20.55 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Lead | 15.8 µg/L 105% of the EPA limit, at the 95th percentile of samples — 15 µg/L Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 9.5 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Monochloroacetic Acid | 3.22 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 2.64 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| Bromoform | 1.9 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2019 | 1/1 | SYR4 |
| PFOS | 0.0062 µg/L No EPA limit set Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2023 | 1/1 | UCMR-5 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: NORTHAMPTON--LAKE GASTON · 3,984 people · 2025 | 1/1 | LCR |
Water suppliers serving Lake Gaston
| Supplier | Population served |
|---|---|
| NORTHAMPTON--LAKE GASTON | 3,984 |
Frequently asked questions about Lake Gaston tap water
Is Lake Gaston tap water safe to drink?
EPA testing detected 14 contaminants in the water serving Lake Gaston. 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 Lake Gaston?
1 public water supplier report drinking-water monitoring for Lake Gaston, North Carolina to the EPA. Each is listed above with its population served.
What contaminants are in Lake Gaston's water?
The contaminants EPA monitoring detected in Lake Gaston include Copper, TTHM, Chloroform, Total Haloacetic Acids (HAA5), Dichloroacetic Acid. 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.