Compliance record
Formal violations the EPA has on file for this supplier. A health-based violation means a contaminant limit or a required treatment was breached; the rest are monitoring or reporting failures — still violations, but not a measured health risk.
| Violation | Type | Status | Period |
|---|---|---|---|
| MCL | Health-based | Resolved | 2016-02-01 → 2016-02-29 |
| MCL | Health-based | Resolved | 2016-02-01 → 2016-02-29 |
| MCL | Health-based | Resolved | 2016-02-01 → 2016-02-29 |
| MCL | Health-based | Resolved | 2016-02-01 → 2016-02-29 |
| MCL | Health-based | Resolved | 2016-02-01 → 2016-02-29 |
| MCL | Health-based | Resolved | 2014-06-01 → 2014-06-30 |
| MCL | Health-based | Resolved | 2014-06-01 → 2014-06-30 |
| MCL | Health-based | Resolved | 2014-06-01 → 2014-06-30 |
| MCL | Health-based | Resolved | 2014-06-01 → 2014-06-30 |
| MCL | Health-based | Resolved | 2014-06-01 → 2014-06-30 |
PFAS detected
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 64 µg/L 80% of the EPA limit 80 µg/L | 107/109 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 35.2 µg/L 59% of the EPA limit 60 µg/L | 99/104 | SYR4 | 2012–2019 |
| Copper | 1260 µg/L 97% of the EPA limit 1300 µg/L | 30/30 | SYR4 | 2017 |
| Nitrate | 1850 µg/L 19% of the EPA limit 10000 µg/L | 24/32 | SYR4 | 2012–2019 |
| Lead | 0.0015 mg/L 10% of the EPA limit 0.0150 mg/L | 16/16 | LCR | 2026 |
| Lead | 8 µg/L 53% of the EPA limit 15 µg/L | 8/30 | SYR4 | 2017 |
| Barium | 545 µg/L 27% of the EPA limit 2000 µg/L | 4/4 | SYR4 | 2014–2017 |
| Fluoride | 842 µg/L 21% of the EPA limit 4000 µg/L | 4/4 | SYR4 | 2014–2017 |
| Gross Alpha, Excl. Radon And U | 2.2 pCi/L 15% of the EPA limit 15 pCi/L | 1/2 | SYR4 | 2014 |
86 contaminants tested, none detected
Utility contact
Frequently asked questions about Plainfield Water Works
Is Plainfield Water Works tap water safe to drink?
EPA monitoring detected 12 contaminants in Plainfield Water Works's water. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and the utility's annual Consumer Confidence Report for its official compliance status.
What contaminants were detected in Plainfield Water Works's water?
EPA monitoring detected TTHM, Total Haloacetic Acids (HAA5), Copper, Nitrate, Lead, and others. The full list with the level and data source for each is above.
How many people does Plainfield Water Works serve?
Plainfield Water Works reports serving 34,477 people in Indiana, per its EPA record.
Has Plainfield Water Works had any water quality violations?
The EPA has 166 violations on file for Plainfield Water Works, of which 29 are health-based (a contaminant limit or required treatment was breached) and 0 remain open. The rest are monitoring or reporting failures.
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.