GRAY ROCKS RESORT
South Dakota — Transient Non-Community — PWSID: SD4600560
System Information
| PWSID | SD4600560 |
| System Name | GRAY ROCKS RESORT |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Inactive |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | CUSTER |
| ZIP Code | 577300486 |
| Address | BOB DAVIS |
| Organization | — |
| Phone | 605-673-4366 |
Population & Service
| Population Served | 30 |
| Service Connections | 1 |
Drinking Water Violations (7)
This water system has 7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 5, 1992 | Sep 4, 1992 | Other | No | No | — | — | — | Archived | Jun 1, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.