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 | 1999-04-01 → 1999-06-30 |
| MCL | Health-based | Resolved | 1999-04-01 → 1999-06-30 |
| MCL | Health-based | Resolved | 1999-04-01 → 1999-06-30 |
| MCL | Health-based | Resolved | 1999-04-01 → 1999-06-30 |
| MCL | Health-based | Resolved | 1999-04-01 → 1999-06-30 |
| MCL | Health-based | Resolved | 1999-04-01 → 1999-06-30 |
| MCL | Health-based | Resolved | 1999-01-01 → 1999-03-31 |
| MCL | Health-based | Resolved | 1999-01-01 → 1999-03-31 |
| MCL | Health-based | Resolved | 1999-01-01 → 1999-03-31 |
| MCL | Health-based | Resolved | 1999-01-01 → 1999-03-31 |
PFAS detected
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 4900 µg/L 49% of the EPA limit 10000 µg/L
worst single sample: 5260 µg/L | 90/94 | SYR4 | 2012–2019 |
| Copper | 582.5 µg/L 45% of the EPA limit 1300 µg/L
worst single sample: 825 µg/L | 51/60 | SYR4 | 2014–2017 |
| Lead | 5.62 µg/L 37% of the EPA limit 15 µg/L
worst single sample: 1200 µg/L | 33/60 | SYR4 | 2014–2017 |
| Bromodichloromethane | 5.258 µg/L No EPA limit set
worst single sample: 6.11 µg/L | 28/28 | SYR4 | 2012–2019 |
| Dibromochloromethane | 4.493 µg/L No EPA limit set
worst single sample: 4.6 µg/L | 28/28 | SYR4 | 2012–2019 |
| TTHM | 16.981 µg/L 21% of the EPA limit 80 µg/L
worst single sample: 20.2 µg/L | 28/28 | SYR4 | 2012–2019 |
| Bromoform | 3.184 µg/L No EPA limit set
worst single sample: 3.476 µg/L | 27/28 | SYR4 | 2012–2019 |
| Chloroform | 5.6473 µg/L No EPA limit set
worst single sample: 8.15 µg/L | 27/28 | SYR4 | 2012–2019 |
| Tetrachloroethylene | 1.37 µg/L 27% of the EPA limit 5 µg/L
worst single sample: 1.6 µg/L | 27/44 | SYR4 | 2014–2019 |
| Dibromoacetic Acid | 2.2 µg/L No EPA limit set
worst single sample: 2.3 µg/L | 23/28 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 5.093 µg/L 8.5% of the EPA limit 60 µg/L
worst single sample: 6.34 µg/L | 23/28 | SYR4 | 2012–2019 |
| Trichloroethylene | 1.895 µg/L 38% of the EPA limit 5 µg/L
worst single sample: 2.3 µg/L | 22/45 | SYR4 | 2014–2019 |
| Lead | 0.0053 mg/L 35% of the EPA limit 0.0150 mg/L | 17/17 | LCR | 2025 |
| Barium | 138 µg/L 6.9% of the EPA limit 2000 µg/L
worst single sample: 160 µg/L | 12/12 | SYR4 | 2012–2018 |
| Fluoride | 1239 µg/L 31% of the EPA limit 4000 µg/L
worst single sample: 1360 µg/L | 12/12 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 4870 µg/L 49% of the EPA limit 10000 µg/L
worst single sample: 4970 µg/L | 9/9 | SYR4 | 2012–2018 |
| Dichloroacetic Acid | 3.0595 µg/L No EPA limit set
worst single sample: 3.22 µg/L | 4/28 | SYR4 | 2012–2019 |
| Arsenic | 1.575 µg/L 16% of the EPA limit 10 µg/L
worst single sample: 1.6 µg/L | 2/12 | SYR4 | 2012–2018 |
| Monobromoacetic Acid | 1.942 µg/L No EPA limit set
worst single sample: 1.96 µg/L | 2/28 | SYR4 | 2012–2019 |
| Selenium | 3.92 µg/L 7.8% of the EPA limit 50 µg/L
worst single sample: 4 µg/L | 2/12 | SYR4 | 2012–2018 |
| Chromium | 6.7 µg/L 6.7% of the EPA limit 100 µg/L | 1/12 | SYR4 | 2012–2018 |
| Combined Radium (-226 And -228) | 0.3320 pCi/L 6.6% of the EPA limit 5 pCi/L | 1/3 | SYR4 | 2014–2015 |
| Trichloroacetic Acid | 1.26 µg/L No EPA limit set | 1/28 | SYR4 | 2012–2019 |
| Lithium | 9.33 µg/L No EPA limit set | 1/6 | UCMR-5 | 2025 |
51 contaminants tested, none detected
Utility contact
Frequently asked questions about North Park Pwd
Is North Park Pwd tap water safe to drink?
EPA monitoring detected 31 contaminants in North Park Pwd'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 North Park Pwd's water?
EPA monitoring detected Nitrate, Copper, Lead, Bromodichloromethane, Dibromochloromethane, and others. The full list with the level and data source for each is above.
How many people does North Park Pwd serve?
North Park Pwd reports serving 35,580 people in Illinois, per its EPA record.
Has North Park Pwd had any water quality violations?
The EPA has 25 violations on file for North Park Pwd, of which 12 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.