What was found in Mars Hill'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 | 700 µg/L 18% of the EPA limit 4000 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Copper | 661.5 µg/L 51% of the EPA limit 1300 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2018 | 1/1 | SYR4 |
| Nitrate | 180 µg/L 1.8% of the EPA limit 10000 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2018 | 1/1 | SYR4 |
| Bromoform | 170 µg/L No EPA limit set Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Nitrate-Nitrite | 156 µg/L 1.6% of the EPA limit 10000 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2018 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 156 µg/L 260% of the EPA limit, at the 95th percentile of samples — 60 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| TTHM | 135 µg/L 169% of the EPA limit, at the 95th percentile of samples — 80 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Chloroform | 114 µg/L No EPA limit set Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 101.6 µg/L No EPA limit set Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 55 µg/L No EPA limit set Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Barium | 19.3 µg/L 1% of the EPA limit 2000 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2018 | 1/1 | SYR4 |
| Lead | 5.85 µg/L 39% of the EPA limit 15 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2018 | 1/1 | SYR4 |
| Monochloroacetic Acid | 3.83 µg/L No EPA limit set Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 3.78 µg/L No EPA limit set Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2019 | 1/1 | SYR4 |
| Chromium | 1.325 µg/L 1.3% of the EPA limit 100 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2018 | 1/1 | SYR4 |
| Antimony, Total | 0.5400 µg/L 9% of the EPA limit 6 µg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2018 | 1/1 | SYR4 |
| Lead | 0.0034 mg/L 23% of the EPA limit 0.0150 mg/L Main supplier: MARS HILL AND BLAINE WATER COMPANY · 1,500 people · 2025 | 1/1 | LCR |
Water suppliers serving Mars Hill
| Supplier | Population served |
|---|---|
| MARS HILL AND BLAINE WATER COMPANY | 1,500 |
Frequently asked questions about Mars Hill tap water
Is Mars Hill tap water safe to drink?
EPA testing detected 17 contaminants in the water serving Mars Hill. 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 Mars Hill?
1 public water supplier report drinking-water monitoring for Mars Hill, Maine to the EPA. Each is listed above with its population served.
What contaminants are in Mars Hill's water?
The contaminants EPA monitoring detected in Mars Hill include Fluoride, Copper, Nitrate, Bromoform, Nitrate-Nitrite. 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.