What was found in Plymouth'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 | 780 µg/L 7.8% of the EPA limit 10000 µg/L Main supplier: LEDGES SYSTEM 1 · 252 people · 2019
Highest in the city: 910 µg/L — BIRCH LANDING CONDOMINIUM · 82 people · 2019 | 3/3 | SYR4 |
| Copper | 626 µg/L 48% of the EPA limit 1300 µg/L Main supplier: LEDGES SYSTEM 1 · 252 people · 2018 | 3/3 | SYR4 |
| Lead | 15.265 µg/L 102% of the EPA limit, at the 95th percentile of samples — 15 µg/L Main supplier: LEDGES SYSTEM 1 · 252 people · 2018
Highest in the city: 21.7 µg/L — ROUND TOP · 240 people · 2017 | 3/3 | SYR4 |
| TTHM | 18.19 µg/L 23% of the EPA limit 80 µg/L Highest in the city: ROUND TOP · 240 people · 2017 | 1/3 | SYR4 |
| Chloroform | 1.08 µg/L No EPA limit set Main supplier: LEDGES SYSTEM 1 · 252 people · 2017
Highest in the city: 15.045 µg/L — ROUND TOP · 240 people · 2018 | 2/3 | SYR4 |
| Bromodichloromethane | 1.08 µg/L No EPA limit set Main supplier: LEDGES SYSTEM 1 · 252 people · 2017
Highest in the city: 2.6 µg/L — ROUND TOP · 240 people · 2018 | 2/3 | SYR4 |
| Combined Radium (-226 And -228) | 0.4360 pCi/L 8.7% of the EPA limit 5 pCi/L Main supplier: LEDGES SYSTEM 1 · 252 people · 2014
Highest in the city: 2.08185 pCi/L — BIRCH LANDING CONDOMINIUM · 82 people · 2019 | 3/3 | SYR4 |
| Total Haloacetic Acids (HAA5) | 1.3 µg/L 2.2% of the EPA limit 60 µg/L Highest in the city: ROUND TOP · 240 people · 2017 | 1/3 | SYR4 |
| Trichloroacetic Acid | 1.3 µg/L No EPA limit set Highest in the city: ROUND TOP · 240 people · 2017 | 1/3 | SYR4 |
| Dibromochloromethane | 1.09 µg/L No EPA limit set Main supplier: LEDGES SYSTEM 1 · 252 people · 2017 | 2/3 | SYR4 |
| Bromoform | 0.9000 µg/L No EPA limit set Main supplier: LEDGES SYSTEM 1 · 252 people · 2017 | 1/3 | SYR4 |
| Chlorobenzene | 0.5000 µg/L 0.5% of the EPA limit 100 µg/L Main supplier: LEDGES SYSTEM 1 · 252 people · 2017 | 1/3 | SYR4 |
| Lead | 0.0019 mg/L 13% of the EPA limit 0.0150 mg/L Main supplier: LEDGES SYSTEM 1 · 252 people · 2026
Highest in the city: 0.0074 mg/L — ROUND TOP · 240 people · 2023 | 3/3 | LCR |
Water suppliers serving Plymouth
| Supplier | Population served |
|---|---|
| LEDGES SYSTEM 1 | 252 |
| ROUND TOP | 240 |
| BIRCH LANDING CONDOMINIUM | 82 |
Frequently asked questions about Plymouth tap water
Is Plymouth tap water safe to drink?
EPA testing detected 13 contaminants in the water serving Plymouth. 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 Plymouth?
3 public water suppliers report drinking-water monitoring for Plymouth, Vermont to the EPA. Each is listed above with its population served.
What contaminants are in Plymouth's water?
The contaminants EPA monitoring detected in Plymouth include Nitrate, Copper, Lead, TTHM, Chloroform. 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.