LAKE SHERWOOD SUBD
Missouri — Community Water System — PWSID: MO6036039
System Information
| PWSID | MO6036039 |
| System Name | LAKE SHERWOOD SUBD |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 7, 1980 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Missouri |
| City | DES PERES |
| ZIP Code | 63131-0000 |
| Address | 1630 DES PERES RD STE 140 |
| Organization | SASSEN, ISABEL |
| Phone | 314-464-3964 |
Population & Service
| Population Served | 1,100 |
| Service Connections | 493 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | Sep 30, 2025 | 1,1,2-Trichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Trichloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Vinyl chloride | MR | No | Yes | — | 0.002 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | DICHLOROMETHANE | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | 1,1-Dichloroethylene | MR | No | Yes | — | 0.007 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Carbon tetrachloride | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Benzene | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Styrene | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Ethylbenzene | MR | No | Yes | — | 0.7 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | trans-1,2-Dichloroethylene | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | o-Dichlorobenzene | MR | No | Yes | — | 0.6 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | 1,2-Dichloropropane | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Xylenes, Total | MR | No | Yes | — | 10 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | 1,1,1-Trichloroethane | MR | No | Yes | — | 0.2 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Tetrachloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | CHLOROBENZENE | MR | No | Yes | — | 0.1 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | p-Dichlorobenzene | MR | No | Yes | — | 0.075 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | 1,2,4-Trichlorobenzene | MR | No | Yes | — | 0.07 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | Toluene | MR | No | Yes | — | 1 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Jul 1, 2025 | Sep 30, 2025 | cis-1,2-Dichloroethylene | MR | No | Yes | — | 0.07 mg/L | — | Archived | Sep 30, 2025 | Volatile Organic Chemicals |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Resolved | Jan 23, 2025 | Lead and Copper Rule Revisions |
| Oct 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Unaddressed | — | Lead and Copper Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 4, 2015 | Consumer Confidence Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Oct 1, 2010 | Oct 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | Total Coliform Rule |
| Jan 1, 2008 | Dec 31, 2013 | Radium-228 | MR | No | Yes | — | — | — | Archived | Dec 31, 2013 | Radionuclides and Revised Rad Rule |
| Jan 1, 2008 | Dec 31, 2013 | Radium-226 | MR | No | Yes | — | — | — | Archived | Dec 31, 2013 | Radionuclides and Revised Rad Rule |
| Apr 1, 1996 | Apr 30, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1996 | Total Coliform Rule |
| Dec 1, 1993 | Dec 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1993 | Total Coliform Rule |
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.