GRAYHAWK WATER
Missouri — Community Water System — PWSID: MO4010701
System Information
| PWSID | MO4010701 |
| System Name | GRAYHAWK WATER |
| 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 | Jan 23, 1990 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Missouri |
| City | STE GENEVIEVE |
| ZIP Code | 63670-0000 |
| Address | 12641 HILL RD |
| Organization | PRUNEU, NICK |
| Phone | 573-483-2511 |
Population & Service
| Population Served | 750 |
| Service Connections | 314 |
Drinking Water Violations (17)
This water system has 17 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 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Nov 27, 2024 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Nov 27, 2024 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Nov 27, 2024 | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Mar 31, 2025 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 15, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 15, 2024 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jan 4, 2021 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jan 4, 2021 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jan 4, 2021 | — | |
| Oct 1, 2002 | Oct 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2002 | — | |
| Oct 1, 2002 | Oct 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2002 | — | |
| Oct 1, 2002 | Oct 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2002 | — | |
| Oct 1, 2002 | Oct 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2002 | — | |
| May 1, 1995 | May 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1995 | — | |
| May 1, 1995 | May 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1995 | — | |
| May 1, 1995 | May 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1995 | — | |
| — | — | — | 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.