DOT REST AREA 504-505A-TILFORD
South Dakota — Transient Non-Community — PWSID: SD4600807
System Information
| PWSID | SD4600807 |
| System Name | DOT REST AREA 504-505A-TILFORD |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Inactive |
| Owner Type | State |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1982 |
| Last Reported | Dec 9, 2025 |
Location & Contact
| State | South Dakota |
| City | RAPID CITY |
| ZIP Code | 57709 |
| Address | BOX 1970 |
| Organization | DOT REST AREA 504-505A-TILFORD |
| Phone | 6053942244 |
Population & Service
| Population Served | 400 |
| Service Connections | 2 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 1, 2003 | May 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2003 | Total Coliform Rule |
| May 1, 2003 | May 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2003 | Total Coliform Rule |
| May 1, 2003 | May 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2003 | Total Coliform Rule |
| Dec 1, 1999 | Dec 31, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1999 | Total Coliform Rule |
| Dec 1, 1999 | Dec 31, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1999 | Total Coliform Rule |
| Jul 14, 1993 | Aug 13, 1993 | Other | No | No | — | — | — | Archived | Aug 13, 1993 | Miscellaneous Other Rules | |
| Apr 1, 1993 | Apr 30, 1993 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Apr 30, 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.