What was found in Clemson'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 |
|---|---|---|---|
| Copper | 268 µg/L 21% of the EPA limit 1300 µg/L Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019
Highest in the city: 300 µg/L — CLEMSON UNIVERSITY (SC3910006) · 8,320 people · 2017 | 4/4 | SYR4 |
| TTHM | 58.295 µg/L 73% of the EPA limit 80 µg/L Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019
Highest in the city: 75.18 µg/L — CLEMSON UNIVERSITY (SC3910006) · 8,320 people · 2019 | 4/4 | SYR4 |
| Chloroform | 49.24 µg/L No EPA limit set Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019
Highest in the city: 64.01 µg/L — CLEMSON UNIVERSITY (SC3910006) · 8,320 people · 2019 | 4/4 | SYR4 |
| Total Haloacetic Acids (HAA5) | 33.42 µg/L 56% of the EPA limit 60 µg/L Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019 | 4/4 | SYR4 |
| Lead | 22.6 µg/L 151% of the EPA limit, at the 95th percentile of samples — 15 µg/L Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019 | 3/4 | SYR4 |
| Dichloroacetic Acid | 18.83 µg/L No EPA limit set Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019 | 4/4 | SYR4 |
| Trichloroacetic Acid | 15.065 µg/L No EPA limit set Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019 | 4/4 | SYR4 |
| Bromodichloromethane | 8.01 µg/L No EPA limit set Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019
Highest in the city: 9.67 µg/L — CLEMSON UNIVERSITY (SC3910006) · 8,320 people · 2019 | 4/4 | SYR4 |
| Dibromochloromethane | 2.6 µg/L No EPA limit set Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019
Highest in the city: 3.385 µg/L — CLEMSON UNIVERSITY (SC3910006) · 8,320 people · 2019 | 4/4 | SYR4 |
| Dibromoacetic Acid | 1.3 µg/L No EPA limit set Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2019 | 2/4 | SYR4 |
| Lead | 0.0050 mg/L 33% of the EPA limit 0.0150 mg/L Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2025 | 4/4 | LCR |
| PFBS | 0.0039 µg/L No EPA limit set Main supplier: CLEMSON CITY OF (SC3910004) · 17,896 people · 2025
Highest in the city: 0.0041 µg/L — CLEMSON UNIVERSITY (SC3910006) · 8,320 people · 2025 | 2/4 | UCMR-5 |
Water suppliers serving Clemson
| Supplier | Population served |
|---|---|
| CLEMSON CITY OF (SC3910004) | 17,896 |
| CLEMSON UNIVERSITY (SC3910006) | 8,320 |
| CRAWFORD EDGE (SC3970303) | 552 |
| COLLEGE PLACE (SC3970301) | 114 |
Frequently asked questions about Clemson tap water
Is Clemson tap water safe to drink?
EPA testing detected 12 contaminants in the water serving Clemson. 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 Clemson?
4 public water suppliers report drinking-water monitoring for Clemson, South Carolina to the EPA. Each is listed above with its population served.
What contaminants are in Clemson's water?
The contaminants EPA monitoring detected in Clemson include Copper, TTHM, Chloroform, Total Haloacetic Acids (HAA5), Lead. 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.