EAST BAY SUBDIVISION
Montana - Transient Non-Community - PWSID: MT0004603
System Information
| PWSID | MT0004603 |
| System Name | EAST BAY SUBDIVISION |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 1, 2008 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | POLSON |
| ZIP Code | 59860 |
| Address | 34153 MISTY LAGOON |
| Organization | OFSTAD, JIM |
| Phone | 406-883-4253 |
Population & Service
| Population Served | 22 |
| Service Connections | 16 |
Drinking Water Violations (23)
This water system has 23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2008 | Aug 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 18, 2008 | - | |
| Aug 1, 2008 | Aug 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 18, 2008 | - | |
| Aug 1, 2008 | Aug 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 18, 2008 | - | |
| Aug 1, 2008 | Aug 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 18, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| May 1, 2008 | May 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2008 | - | |
| May 1, 2008 | May 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2008 | - | |
| May 1, 2008 | May 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2008 | - | |
| May 1, 2008 | May 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2008 | - | |
| May 1, 2008 | May 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2008 | - |
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.