BLACK SANDY STATE PARK
Montana — Transient Non-Community — PWSID: MT0003427
System Information
| PWSID | MT0003427 |
| System Name | BLACK SANDY STATE PARK |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Sep 15, 1989 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | HELENA |
| ZIP Code | 59620 |
| Address | PO BOX 200701 |
| Organization | OVERSTREET, MICHAEL T |
| Phone | 406-202-4019 |
Population & Service
| Population Served | 100 |
| Service Connections | 12 |
Drinking Water Violations (24)
This water system has 24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2003 | — | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2003 | — | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2003 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | — | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1996 | — | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1996 | — | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1994 | — | |
| May 1, 1994 | May 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1994 | — | |
| May 1, 1994 | May 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1994 | — | |
| Jul 1, 1993 | Sep 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | — | |
| Jul 1, 1993 | Sep 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | — | |
| Jul 1, 1992 | Sep 30, 1992 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1992 | — |
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.