Mapleton
PWSID: IL1430500
System Details
| Population Served | 261 |
| Service Connections | 115 |
| Water Source | Groundwater Purchased |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Mapleton |
| Zip Code | 61547 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Copper (90th percentile) | 2.2000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.6000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.5000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.4000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0064 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0027 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0026 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0023 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0019 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0016 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0014 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
2 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Open |
| | 2025-07-01 | | Open |
Violation History (17 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2021-12-30 | | Returned to Compliance |
| | 2021-12-30 | | Returned to Compliance |
| | 2021-12-30 | | Returned to Compliance |
| | 2018-07-01 | | Returned to Compliance |
| | 2018-07-01 | | Returned to Compliance |
| | 2017-05-05 | | Returned to Compliance |
| | 2017-05-05 | | Returned to Compliance |
| | 2017-04-01 | Yes | Returned to Compliance |
| | 2017-04-01 | Yes | Returned to Compliance |
| | 2014-07-01 | | Returned to Compliance |
| | 2011-07-01 | | Returned to Compliance |
| | 2010-07-01 | | Returned to Compliance |
| | 2007-07-01 | | Returned to Compliance |
| | 2006-07-01 | | Returned to Compliance |
| | 2004-07-01 | | Returned to Compliance |