MO AMERICAN ST LOUIS ST CHARLES COUNTIES
Missouri - Community Water System - PWSID: MO6010716
System Information
| PWSID | MO6010716 |
| System Name | MO AMERICAN ST LOUIS ST CHARLES COUNTIES |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 7, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Missouri |
| City | CHESTERFIELD |
| ZIP Code | 63017-0000 |
| Address | 901 HOG HOLLOW RD |
| Organization | LANE, SHELLEY |
| Phone | 314-548-0199 |
Population & Service
| Population Served | 1,111,000 |
| Service Connections | 372,374 |
Drinking Water Violations (9)
This water system has 9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2010 | Jun 30, 2010 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | TT | Yes | No | - | - | - | Resolved | Jun 30, 2010 | - | |
| Aug 1, 2007 | Aug 31, 2007 | TT | Yes | No | - | - | - | Resolved | Aug 31, 2007 | - | |
| Aug 1, 2007 | Aug 31, 2007 | TT | Yes | No | - | - | - | Resolved | Aug 31, 2007 | - | |
| Aug 1, 2007 | Aug 31, 2007 | TT | Yes | No | - | - | - | Resolved | Aug 31, 2007 | - | |
| Aug 1, 2007 | Aug 31, 2007 | TT | Yes | No | - | - | - | Resolved | Aug 31, 2007 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MR | No | No | - | - | - | Archived | Jun 30, 2005 | - |
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.