What was found in Somerset'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 | 1174.5 µg/L 29% of the EPA limit 4000 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019 | 1/3 | SYR4 |
| Copper | 220 µg/L 17% of the EPA limit 1300 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019
Highest in the city: 445 µg/L — SOUTHEASTERN WATER ASSOC/NELSON VALLEY · 21,895 people · 2017 | 3/3 | SYR4 |
| Nitrate | 400 µg/L 4% of the EPA limit 10000 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019 | 1/3 | SYR4 |
| Nitrate-Nitrite | 385 µg/L 3.9% of the EPA limit 10000 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2015 | 1/3 | SYR4 |
| Total Haloacetic Acids (HAA5) | 59.95 µg/L 100% of the EPA limit 60 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019
Highest in the city: 77 µg/L — WESTERN PULASKI CO WATER DISTRICT · 23,264 people · 2019 | 3/3 | SYR4 |
| TTHM | 75.85 µg/L 95% of the EPA limit 80 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019
Highest in the city: 76.25 µg/L — WESTERN PULASKI CO WATER DISTRICT · 23,264 people · 2019 | 3/3 | SYR4 |
| Barium | 20 µg/L 1% of the EPA limit 2000 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019 | 1/3 | SYR4 |
| Lead | 5.6 µg/L 37% of the EPA limit 15 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019
Highest in the city: 9.38 µg/L — WESTERN PULASKI CO WATER DISTRICT · 23,264 people · 2018 | 3/3 | SYR4 |
| Selenium | 2 µg/L 4% of the EPA limit 50 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019 | 1/3 | SYR4 |
| Combined Radium (-226 And -228) | 1.5 pCi/L 30% of the EPA limit 5 pCi/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2018 | 1/3 | SYR4 |
| Chlorobenzene | 1 µg/L 1% of the EPA limit 100 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2019 | 1/3 | SYR4 |
| Atrazine | 0.0878 µg/L 2.9% of the EPA limit 3 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2017 | 1/3 | SYR4 |
| Simazine | 0.0707 µg/L 1.8% of the EPA limit 4 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2017 | 1/3 | SYR4 |
| Benzo(A)Pyrene | 0.0280 µg/L 14% of the EPA limit 0.2000 µg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2017 | 1/3 | SYR4 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L Main supplier: SOMERSET WATER SERVICE · 29,700 people · 2025
Highest in the city: 0.0020 mg/L — WESTERN PULASKI CO WATER DISTRICT · 23,264 people · 2024 | 3/3 | LCR |
Water suppliers serving Somerset
| Supplier | Population served |
|---|---|
| SOMERSET WATER SERVICE | 29,700 |
| WESTERN PULASKI CO WATER DISTRICT | 23,264 |
| SOUTHEASTERN WATER ASSOC/NELSON VALLEY | 21,895 |
Frequently asked questions about Somerset tap water
Is Somerset tap water safe to drink?
EPA testing detected 15 contaminants in the water serving Somerset. 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 Somerset?
3 public water suppliers report drinking-water monitoring for Somerset, Kentucky to the EPA. Each is listed above with its population served.
What contaminants are in Somerset's water?
The contaminants EPA monitoring detected in Somerset include Fluoride, Copper, Nitrate, Nitrate-Nitrite, 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.