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 |
|---|---|---|---|
| MR | Monitoring | Archived | 2026-03-01 → 2026-03-31 |
| MON | Monitoring | Archived | 2026-03-01 → 2026-03-31 |
| RPT | Monitoring | Unaddressed | 2025-07-02 |
| RPT | Monitoring | Unaddressed | 2025-07-02 |
| Other | Monitoring | Resolved | 2019-07-01 |
| Other | Monitoring | Resolved | 2019-07-01 |
| MR | Monitoring | Resolved | 1994-07-01 |
| MR | Monitoring | Resolved | 1994-04-01 → 1994-06-30 |
| MR | Monitoring | Resolved | 1994-04-01 → 1994-06-30 |
| MR | Monitoring | Resolved | 1994-04-01 → 1994-06-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 387.5 µg/L 30% of the EPA limit 1300 µg/L
worst single sample: 840 µg/L | 26/30 | SYR4 | 2013–2019 |
| Lead | 31.3 µg/L 209% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 32 µg/L | 15/30 | SYR4 | 2013–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 14/14 | LCR | 2025 |
| Nitrate | 50 µg/L 0.5% of the EPA limit 10000 µg/L | 6/30 | SYR4 | 2012–2019 |
| Barium | 168 µg/L 8.4% of the EPA limit 2000 µg/L
worst single sample: 170 µg/L | 5/5 | SYR4 | 2012–2018 |
| Bromodichloromethane | 4.6624 µg/L No EPA limit set
worst single sample: 4.838 µg/L | 3/3 | SYR4 | 2013–2017 |
| Bromoform | 3.0843 µg/L No EPA limit set
worst single sample: 3.319 µg/L | 3/3 | SYR4 | 2013–2017 |
| Chloroform | 4.0452 µg/L No EPA limit set
worst single sample: 4.123 µg/L | 3/3 | SYR4 | 2013–2017 |
| Dibromoacetic Acid | 1.909 µg/L No EPA limit set
worst single sample: 1.91 µg/L | 3/3 | SYR4 | 2013–2017 |
| Dibromochloromethane | 4.4776 µg/L No EPA limit set
worst single sample: 4.564 µg/L | 3/3 | SYR4 | 2013–2017 |
| Fluoride | 1123.5 µg/L 28% of the EPA limit 4000 µg/L
worst single sample: 1220 µg/L | 3/5 | SYR4 | 2012–2018 |
| TTHM | 14.2393 µg/L 18% of the EPA limit 80 µg/L
worst single sample: 14.467 µg/L | 3/3 | SYR4 | 2013–2017 |
| Total Haloacetic Acids (HAA5) | 3.881 µg/L 6.5% of the EPA limit 60 µg/L
worst single sample: 4.1 µg/L | 3/3 | SYR4 | 2013–2017 |
| Arsenic | 2.951 µg/L 30% of the EPA limit 10 µg/L
worst single sample: 2.98 µg/L | 2/5 | SYR4 | 2012–2018 |
| Combined Radium (-226 And -228) | 2.21135 pCi/L 44% of the EPA limit 5 pCi/L
worst single sample: 2.24 pCi/L | 2/2 | SYR4 | 2017 |
| Chromium | 6.13 µg/L 6.1% of the EPA limit 100 µg/L | 1/5 | SYR4 | 2012–2018 |
| Trichloroacetic Acid | 2.2 µg/L No EPA limit set | 1/3 | SYR4 | 2013–2017 |
61 contaminants tested, none detected
Utility contact
Frequently asked questions about Sunnyland Subdivision
Is Sunnyland Subdivision tap water safe to drink?
EPA monitoring detected 17 contaminants in Sunnyland Subdivision'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 Sunnyland Subdivision's water?
EPA monitoring detected Copper, Lead, Lead, Nitrate, Barium, and others. The full list with the level and data source for each is above.
How many people does Sunnyland Subdivision serve?
Sunnyland Subdivision reports serving 300 people in Illinois, per its EPA record.
Has Sunnyland Subdivision had any water quality violations?
The EPA has 344 violations on file for Sunnyland Subdivision, of which 0 are health-based (a contaminant limit or required treatment was breached) and 2 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.