CAHOKIA
Illinois — Community Water System — PWSID: IL1630200
System Information
| PWSID | IL1630200 |
| System Name | CAHOKIA |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Inactive |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Dec 7, 2021 |
Location & Contact
| State | Illinois |
| City | CAHOKIA |
| ZIP Code | 62206 |
| Address | 900 UPPER CAHOKIA ROAD |
| Organization | BRANSON, LYNN |
| Phone | 618-337-2149 |
Population & Service
| Population Served | 4,150 |
| Service Connections | 1,570 |
Drinking Water Violations (32)
This water system has 32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 30, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 28, 2021 | Lead and Copper Rule |
| Dec 30, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 28, 2021 | Lead and Copper Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 21, 2018 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 21, 2018 | Consumer Confidence Rule |
| Jul 1, 2016 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 13, 2016 | Consumer Confidence Rule |
| Jul 1, 2016 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 13, 2016 | Consumer Confidence Rule |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| May 1, 2016 | May 31, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | May 31, 2016 | Revised Total Coliform Rule |
| Apr 1, 2016 | Jun 30, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 24, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2016 | Jun 30, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 24, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2016 | Jun 30, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 24, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2016 | Jun 30, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 24, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2016 | Feb 29, 2016 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2016 | Total Coliform Rule |
| Feb 1, 2016 | Feb 29, 2016 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2016 | Total Coliform Rule |
| Feb 1, 2016 | Feb 29, 2016 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2016 | Total Coliform Rule |
| Feb 1, 2016 | Feb 29, 2016 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2016 | Total Coliform Rule |
| Jan 1, 2016 | Mar 31, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Mar 31, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Mar 31, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Mar 31, 2016 | Chloramine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2016 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2003 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 11, 2003 | Consumer Confidence Rule |
| Jul 1, 2003 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 11, 2003 | Consumer Confidence Rule |
| Jul 1, 1997 | Jul 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1997 | Total Coliform Rule |
| Jul 1, 1997 | Jul 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1997 | Total Coliform Rule |
| Jul 1, 1997 | Jul 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1997 | Total Coliform Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
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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.