What was found in Conway'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 |
|---|---|---|---|
| Fluoride | 4000 µg/L 100% of the EPA limit 4000 µg/L | 22/24 | SYR4 |
| Nitrate | 2892.9 µg/L 29% of the EPA limit 10000 µg/L | 14/24 | SYR4 |
| Copper | 2588.39 µg/L 199% of the EPA limit, in the worst sample — 1300 µg/L | 24/24 | SYR4 |
| Nitrate-Nitrite | 320 µg/L 3.2% of the EPA limit 10000 µg/L | 1/24 | SYR4 |
| Lead | 175 µg/L 1167% of the EPA limit, in the worst sample — 15 µg/L | 21/24 | SYR4 |
| Barium | 53 µg/L 2.7% of the EPA limit 2000 µg/L | 16/24 | SYR4 |
| Combined Uranium | 41.8996 µg/L 140% of the EPA limit, in the worst sample — 30 µg/L | 16/24 | SYR4 |
| Lithium | 37.1 µg/L No EPA limit set | 1/24 | UCMR-5 |
| Gross Alpha, Excl. Radon And U | 34 pCi/L 227% of the EPA limit, in the worst sample — 15 pCi/L | 15/24 | SYR4 |
| TTHM | 18 µg/L 23% of the EPA limit 80 µg/L | 4/24 | SYR4 |
| Monochloroacetic Acid | 12 µg/L No EPA limit set | 1/24 | SYR4 |
| Total Haloacetic Acids (HAA5) | 12 µg/L 20% of the EPA limit 60 µg/L | 1/24 | SYR4 |
| Chloroform | 9.6 µg/L No EPA limit set | 4/24 | SYR4 |
| Dichloroacetic Acid | 6.2 µg/L No EPA limit set | 1/24 | SYR4 |
| Bromodichloromethane | 5.5 µg/L No EPA limit set | 2/24 | SYR4 |
| Trichloroacetic Acid | 4.2 µg/L No EPA limit set | 1/24 | SYR4 |
| Arsenic | 4 µg/L 40% of the EPA limit 10 µg/L | 4/24 | SYR4 |
| Beryllium, Total | 3.9267 µg/L 98% of the EPA limit 4 µg/L | 1/24 | SYR4 |
| Chromium | 3.40925 µg/L 3.4% of the EPA limit 100 µg/L | 8/24 | SYR4 |
| Combined Radium (-226 And -228) | 3.1 pCi/L 62% of the EPA limit 5 pCi/L | 17/24 | SYR4 |
| Dibromochloromethane | 2.8 µg/L No EPA limit set | 3/24 | SYR4 |
| Di(2-ethylhexyl) Phthalate | 2.6 µg/L 43% of the EPA limit 6 µg/L | 1/24 | SYR4 |
| Bromoform | 1.6 µg/L No EPA limit set | 2/24 | SYR4 |
| Dibromoacetic Acid | 1.4 µg/L No EPA limit set | 1/24 | SYR4 |
| Tetrachloroethylene | 0.6000 µg/L 12% of the EPA limit 5 µg/L | 1/24 | SYR4 |
| Mercury | 0.1000 µg/L 5% of the EPA limit 2 µg/L | 1/24 | SYR4 |
| Lead | 0.0880 mg/L 587% above the EPA limit of 0.0150 mg/L | 12/24 | LCR |
Water suppliers serving Conway
| Supplier | Population served |
|---|---|
| NORTH CONWAY WATER PCT | 5,500 |
| CONWAY WATER AND SEWER | 2,745 |
| BIRCH HILL EAST | 560 |
| ROCKHOUSE MOUNTAIN | 480 |
| MOUNTAIN VALE VILLAGE MHP | 388 |
| SACO WOODS CONDOS | 240 |
| HALE ESTATES | 220 |
| WOODLAND GROVE | 185 |
| REBECCA LANE WATER SYS | 155 |
| CATHEDRAL LEDGE | 153 |
| MELODY PINES CONDOS | 125 |
| FOREST EDGE | 118 |
| ECHO LAKE WOODS | 110 |
| CEDAR CREEK | 105 |
| DEERBROOK CONDOS | 80 |
| DAVIS HILL | 75 |
| SOUTH PINES | 70 |
| NORTH PINES | 67 |
| SACO RIVER FOREST | 63 |
| NEAR LEDGE | 63 |
| OAKWOOD HEIGHTS | 63 |
| SACO PINES | 50 |
| FOREST PARK VILLAGE | 45 |
| BROOK VIEW VILLAGE | 40 |
Frequently asked questions about Conway tap water
Is Conway tap water safe to drink?
EPA testing detected 27 contaminants in the water serving Conway. 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 Conway?
24 public water suppliers report drinking-water monitoring for Conway, New Hampshire to the EPA. Each is listed above with its population served.
What contaminants are in Conway's water?
The contaminants EPA monitoring detected in Conway include Fluoride, Nitrate, Copper, Nitrate-Nitrite, 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.