AMERICAN HORSE CREEK
South Dakota — Community Water System — PWSID: 084690023
System Information
| PWSID | 084690023 |
| System Name | AMERICAN HORSE CREEK |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Native American |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 25, 2000 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | South Dakota |
| City | PINE RIDGE |
| ZIP Code | 57770-4052 |
| Address | OGLALA SIOUX TRIBE |
| Organization | CLIFFORD JR., WILLARD V. |
| Phone | 605-455-1367 |
Population & Service
| Population Served | 365 |
| Service Connections | 73 |
Drinking Water Violations (2)
This water system has 2 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, 2008 | Dec 31, 2008 | Arsenic | MCL | Yes | No | .017 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2008 | Arsenic Rule |
| Jun 1, 2007 | Jun 30, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2007 | 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.