HIDDEN VALLEY WATER ASSOCIATION INC
South Dakota — Community Water System — PWSID: SD4600269
System Information
| PWSID | SD4600269 |
| System Name | HIDDEN VALLEY WATER ASSOCIATION INC |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | RAPID CITY |
| ZIP Code | 57702 |
| Address | 5359 HIDDEN VALLEY LANE |
| Organization | HIDDEN VALLEY WATER ASSOCIATION INC |
| Phone | 6054157388 |
Population & Service
| Population Served | 27 |
| Service Connections | 15 |
Drinking Water Violations (65)
This water system has 65 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 1, 2024 | Oct 31, 2024 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2024 | — | |
| Oct 1, 2024 | Oct 31, 2024 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2024 | — | |
| Oct 1, 2024 | Oct 31, 2024 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2024 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2017 | — | TT | Yes | No | — | — | — | Resolved | Apr 15, 2018 | — | |
| Oct 1, 2017 | — | TT | Yes | No | — | — | — | Resolved | Apr 15, 2018 | — | |
| Feb 1, 2016 | — | TT | Yes | No | — | — | — | Resolved | May 4, 2016 | — | |
| Feb 1, 2016 | — | TT | Yes | No | — | — | — | Resolved | May 4, 2016 | — | |
| Dec 22, 2015 | — | MR | No | Yes | — | — | — | Resolved | Jan 11, 2016 | — | |
| Dec 22, 2015 | — | MR | No | Yes | — | — | — | Resolved | Jan 11, 2016 | — | |
| Dec 22, 2015 | — | MR | No | Yes | — | — | — | Resolved | Jan 11, 2016 | — | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2015 | — | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2015 | — | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2012 | — | |
| Jan 1, 1999 | Jan 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 1999 | — | |
| Jan 1, 1999 | Jan 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 1999 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1998 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1998 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1998 | — | |
| Feb 1, 1997 | Feb 28, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | Feb 28, 1997 | — | |
| Nov 12, 1994 | Dec 11, 1994 | Other | No | No | — | — | — | Archived | Dec 11, 1994 | — | |
| Sep 1, 1994 | Sep 30, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1994 | — | |
| Sep 1, 1994 | Sep 30, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1994 | — | |
| Sep 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1994 | — | |
| Sep 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1994 | — | |
| Sep 1, 1994 | Sep 30, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 1992 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Aug 14, 1991 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Aug 14, 1991 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 14, 1991 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Aug 14, 1991 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Aug 14, 1991 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Aug 14, 1991 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 2 mg/L | — | Resolved | Aug 14, 1991 | — | |
| Aug 15, 1988 | Aug 14, 1991 | MR | No | Yes | — | 2 mg/L | — | Resolved | Aug 14, 1991 | — |
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.