CS EL PRADO WATER COMPANY
Missouri - Community Water System - PWSID: AZ0414442
System Information
| PWSID | AZ0414442 |
| System Name | CS EL PRADO WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | May 14, 2026 |
Location & Contact
| State | Missouri |
| City | DES PERES |
| ZIP Code | 63131 |
| Address | - |
| Organization | KRIESS, FRED |
| Phone | 602-698-9786 |
Population & Service
| Population Served | 404 |
| Service Connections | 158 |
Drinking Water Violations (473)
This water system has 473 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2026 | Mar 31, 2026 | MCL | Yes | No | .027 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MCL | Yes | No | .027 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MCL | Yes | No | .027 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MCL | Yes | No | .027 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2026 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Aug 17, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 18, 2025 | - | |
| Aug 17, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 18, 2025 | - | |
| Aug 17, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 18, 2025 | - | |
| Jul 20, 2025 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .025 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .025 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .025 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .025 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2025 | - | |
| Jun 7, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 5, 2025 | - | |
| Jun 7, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 5, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .024 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .024 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .024 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .024 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2024 | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2025 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2024 | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2025 | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2025 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2024 | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2025 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2024 | - | |
| Jul 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2024 | - | |
| Mar 1, 2024 | Mar 31, 2024 | MCL | Yes | No | - | - | - | Resolved | Mar 31, 2024 | - |
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.