WILLOWAY TERRACE MHP
Illinois — Community Water System — PWSID: IL0317595
System Information
| PWSID | IL0317595 |
| System Name | WILLOWAY TERRACE MHP |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 25, 1985 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | CHICAGO |
| ZIP Code | 60631 |
| Address | 6547 N. Avondale Ave. |
| Organization | SMITH, JENNIFER |
| Phone | 773-499-7255 |
Population & Service
| Population Served | 900 |
| Service Connections | 320 |
Drinking Water Violations (35)
This water system has 35 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2023 | — | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2023 | — | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2023 | — | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 20, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 20, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 20, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 20, 2023 | — | |
| Dec 1, 1992 | Dec 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1992 | — | |
| Dec 1, 1992 | Dec 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1992 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.