What was found in Pembroke'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 |
|---|---|---|---|
| Nitrate | 1599.5 µg/L 16% of the EPA limit 10000 µg/L Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Fluoride | 882.5 µg/L 22% of the EPA limit 4000 µg/L Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2017 | 1/1 | SYR4 |
| Copper | 273.99999999999994 µg/L 21% of the EPA limit 1300 µg/L Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| TTHM | 13.540000000000013 µg/L 17% of the EPA limit 80 µg/L Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Total Haloacetic Acids (HAA5) | 4.994999999999999 µg/L 8.3% of the EPA limit 60 µg/L Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 4.959999999999992 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 4.764999999999995 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Bromoform | 3.9199999999999995 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Chloroform | 3.4599999999999964 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 2.1 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 1.5750000000000002 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 1.5 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2019 | 1/1 | SYR4 |
| Carbofuran | 0.9000 µg/L 2.3% of the EPA limit 40 µg/L Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2018 | 1/1 | SYR4 |
| Pfpea | 0.0057 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2024 | 1/1 | UCMR-5 |
| Pfhxa | 0.0050 µg/L No EPA limit set Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2024 | 1/1 | UCMR-5 |
| Lead | 0.0030 mg/L 20% of the EPA limit 0.0150 mg/L Main supplier: PEMBROKE WATER DIVISION DPW · 18,175 people · 2025 | 1/1 | LCR |
Water suppliers serving Pembroke
| Supplier | Population served |
|---|---|
| PEMBROKE WATER DIVISION DPW | 18,175 |
Frequently asked questions about Pembroke tap water
Is Pembroke tap water safe to drink?
EPA testing detected 16 contaminants in the water serving Pembroke. 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 Pembroke?
1 public water supplier report drinking-water monitoring for Pembroke, Massachusetts to the EPA. Each is listed above with its population served.
What contaminants are in Pembroke's water?
The contaminants EPA monitoring detected in Pembroke include Nitrate, Fluoride, Copper, TTHM, Total Haloacetic Acids (HAA5). 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.