What was found in Andover'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 |
|---|---|---|---|
| Barium | 26791.8 µg/L 1340% of the EPA limit, at the 95th percentile of samples — 2000 µg/L Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2017 | 1/1 | SYR4 |
| Nitrate | 873 µg/L 8.7% of the EPA limit 10000 µg/L Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2019 | 1/1 | SYR4 |
| Nitrate-Nitrite | 864.5 µg/L 8.6% of the EPA limit 10000 µg/L Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2015 | 1/1 | SYR4 |
| TTHM | 19.24 µg/L 24% of the EPA limit 80 µg/L Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 8.5 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Bromoform | 6.6 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 6.461 µg/L 11% of the EPA limit 60 µg/L Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 4.8 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Dibromoacetic Acid | 3.1 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Chloroform | 2.1 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Dichloroacetic Acid | 1.9 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Trichloroacetic Acid | 0.9755 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Monobromoacetic Acid | 0.9750 µg/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2013 | 1/1 | SYR4 |
| Gross Beta Particle Activity | 0.8200 pCi/L No EPA limit set Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2017 | 1/1 | SYR4 |
| Lead | 0.0030 mg/L 20% of the EPA limit 0.0150 mg/L Main supplier: ANDOVER VILLAGE PUBLIC WATER · 1,130 people · 2025 | 1/1 | LCR |
Water suppliers serving Andover
| Supplier | Population served |
|---|---|
| ANDOVER VILLAGE PUBLIC WATER | 1,130 |
Frequently asked questions about Andover tap water
Is Andover tap water safe to drink?
EPA testing detected 15 contaminants in the water serving Andover. 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 Andover?
1 public water supplier report drinking-water monitoring for Andover, New York to the EPA. Each is listed above with its population served.
What contaminants are in Andover's water?
The contaminants EPA monitoring detected in Andover include Barium, Nitrate, Nitrate-Nitrite, TTHM, Dibromochloromethane. 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.