CHESTER
Illinois — Community Water System — PWSID: IL1570100
System Information
| PWSID | IL1570100 |
| System Name | CHESTER |
| System Type | Community Water System |
| Water Source | Surface 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 | CHESTER |
| ZIP Code | 62233 |
| Address | 1330 Swanwick St |
| Organization | BERNEW, BETHANY |
| Phone | 618-826-2326 |
Population & Service
| Population Served | 8,407 |
| Service Connections | 2,826 |
Drinking Water Violations (113)
This water system has 113 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 16, 2013 | — | Other | No | No | — | — | — | Resolved | Mar 18, 2013 | — | |
| Mar 16, 2013 | — | Other | No | No | — | — | — | Resolved | Mar 18, 2013 | — | |
| Jan 1, 2013 | Jan 31, 2013 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2013 | — | |
| Jan 1, 2013 | Jan 31, 2013 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2013 | — | |
| Jan 1, 2013 | Jan 31, 2013 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2013 | — | |
| Jan 1, 2013 | Jan 31, 2013 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2013 | — | |
| Jan 1, 2013 | Jan 31, 2013 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2013 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | TT | Yes | No | — | TT | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 21, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 21, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 21, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 21, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | TT | Yes | No | — | TT | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | TT | Yes | No | — | TT | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | TT | Yes | No | — | TT | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | TT | Yes | No | — | TT | — | Resolved | Mar 31, 2012 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | No | — | 4.0 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | No | — | 4.0 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Mar 1, 2008 | Mar 31, 2008 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2008 | — | |
| Mar 1, 2008 | Mar 31, 2008 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2008 | — | |
| Mar 1, 2008 | Mar 31, 2008 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2008 | — | |
| Mar 1, 2008 | Mar 31, 2008 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2008 | — | |
| Mar 1, 2008 | Mar 31, 2008 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2008 | — | |
| Mar 1, 2008 | Mar 31, 2008 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | TT | Yes | No | — | — | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | TT | Yes | No | — | — | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | TT | Yes | No | — | — | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | TT | Yes | No | — | — | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | TT | Yes | No | — | — | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | TT | Yes | No | — | — | — | Resolved | Feb 29, 2008 | — | |
| Nov 9, 2003 | — | Other | No | No | — | — | — | Resolved | Mar 15, 2004 | — | |
| Nov 9, 2003 | — | Other | No | No | — | — | — | Resolved | Mar 15, 2004 | — | |
| Nov 9, 2003 | — | Other | No | No | — | — | — | Resolved | Mar 15, 2004 | — | |
| Nov 9, 2003 | — | Other | No | No | — | — | — | Resolved | Mar 15, 2004 | — | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 18, 2003 | — | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 18, 2003 | — | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 18, 2003 | — | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 18, 2003 | — | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2003 | — | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2003 | — | |
| Aug 1, 2003 | Aug 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2003 | — | |
| May 1, 2000 | May 31, 2000 | MR | No | Yes | — | — | — | Archived | May 31, 2000 | — | |
| May 1, 2000 | May 31, 2000 | MR | No | Yes | — | — | — | Archived | May 31, 2000 | — | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | — | — | — | Archived | Apr 30, 2000 | — | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | — | — | — | Archived | Apr 30, 2000 | — | |
| Mar 1, 2000 | Mar 31, 2000 | MR | No | Yes | — | — | — | Archived | Mar 31, 2000 | — |
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.