PORT BYRON
Illinois — Community Water System — PWSID: IL1610550
System Information
| PWSID | IL1610550 |
| System Name | PORT BYRON |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | PORT BYRON |
| ZIP Code | 61275 |
| Address | 120 SOUTH MAIN STREET |
| Organization | DOYLE, GARY L. |
| Phone | 309-523-3705 |
Population & Service
| Population Served | 1,678 |
| Service Connections | 498 |
Drinking Water Violations (44)
This water system has 44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2025 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Jul 2, 2025 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Mar 3, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Mar 3, 2024 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jul 10, 2020 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jul 10, 2020 | — | |
| Jan 2, 2012 | — | MR | No | No | — | TT | — | Resolved | Jun 22, 2012 | — | |
| Jan 2, 2012 | — | MR | No | No | — | TT | — | Resolved | Jun 22, 2012 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Jun 30, 2008 | MR | No | No | — | TT | — | Resolved | Jun 30, 2008 | — | |
| Jan 1, 2008 | Jun 30, 2008 | MR | No | No | — | TT | — | Resolved | Jun 30, 2008 | — | |
| Jul 1, 2000 | Dec 31, 2000 | MR | No | No | — | TT | — | Resolved | Dec 31, 2000 | — | |
| Jul 1, 2000 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2000 | — | |
| Apr 1, 2000 | Jun 30, 2000 | MR | No | No | — | TT | — | Resolved | Jun 30, 2000 | — | |
| Jan 1, 2000 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2000 | — | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | — | TT | — | Resolved | Mar 31, 2000 | — | |
| Jul 1, 1999 | Dec 31, 1999 | MR | No | No | — | TT | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1997 | — | TT | Yes | No | — | TT | — | Resolved | Feb 17, 1998 | — | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1995 | — | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1995 | — | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1995 | — | |
| Jan 1, 1994 | — | TT | Yes | No | — | TT | — | Resolved | Mar 2, 1995 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jun 30, 1977 | Jun 29, 1981 | MR | No | No | — | 15 pCi/L | — | Archived | Jun 29, 1981 | — | |
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| — | — | — | 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.