RED IRON LAKE WATER SYSTEM
South Dakota — Community Water System — PWSID: 084690456
System Information
| PWSID | 084690456 |
| System Name | RED IRON LAKE WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | AGENCY VILLAGE |
| ZIP Code | 57262 |
| Address | — |
| Organization | CLOUD, JOHN |
| Phone | 605-698-4211 |
Population & Service
| Population Served | 95 |
| Service Connections | 23 |
Drinking Water Violations (26)
This water system has 26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 10, 2018 | — | MR | No | Yes | — | — | — | Resolved | Aug 1, 2018 | — | |
| Oct 1, 2012 | Oct 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2012 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2009 | — | |
| Aug 1, 1996 | Aug 31, 1996 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1996 | — | |
| Jan 1, 1996 | Dec 31, 1998 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 1998 | — | |
| Dec 1, 1992 | Dec 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1992 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 0.05 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 2 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | — | 0.010 mg/L | — | Archived | Dec 31, 1985 | — | |
| Jan 1, 1982 | Dec 31, 1985 | MR | No | Yes | — | 15 pCi/L | — | Archived | Dec 31, 1985 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 2 mg/L | — | Archived | Jan 31, 1980 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 0.005 mg/L | — | Archived | Jan 31, 1980 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 0.010 mg/L | — | Archived | Jan 31, 1980 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 0.002 mg/L | — | Archived | Jan 31, 1980 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 10 mg/L | — | Archived | Jan 31, 1980 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 0.1 mg/L | — | Archived | Jan 31, 1980 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 4.0 mg/L | — | Archived | Jan 31, 1980 | — | |
| Feb 1, 1978 | Jan 31, 1980 | MR | No | No | — | 0.05 mg/L | — | Archived | Jan 31, 1980 | — | |
| — | — | — | 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.