ST LOUIS CITY PWS
Missouri — Community Water System — PWSID: MO6010715
System Information
| PWSID | MO6010715 |
| System Name | ST LOUIS CITY PWS |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 7, 1980 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Missouri |
| City | ST LOUIS |
| ZIP Code | 63110-0000 |
| Address | 1640 S KINGSHIGHWAY |
| Organization | PATEL, NIRAJ |
| Phone | 314-633-9012 |
Population & Service
| Population Served | 304,709 |
| Service Connections | 95,667 |
Drinking Water Violations (18)
This water system has 18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2022 | Dec 31, 2022 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | LASSO | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | LASSO | MR | No | Yes | — | — | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | LASSO | MR | No | Yes | — | — | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | LASSO | MR | No | Yes | — | — | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | LASSO | MR | No | Yes | — | — | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Sep 30, 2022 | Synthetic Organic Chemicals |
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.