DAYTON HARBOR COTTAGES
Montana - Transient Non-Community - PWSID: MT0004893
System Information
| PWSID | MT0004893 |
| System Name | DAYTON HARBOR COTTAGES |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 19, 2015 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | MISSOULA |
| ZIP Code | 59801 |
| Address | 311 DEARBORN AVE |
| Organization | RIMEL, COLIN |
| Phone | 406-370-2408 |
Population & Service
| Population Served | 25 |
| Service Connections | 8 |
Drinking Water Violations (97)
This water system has 97 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, 2026 | Jan 31, 2026 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2026 | - | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2020 | - | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2020 | - | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2020 | - | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2018 | May 31, 2018 | TT | Yes | No | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | TT | Yes | No | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | TT | Yes | No | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Resolved | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Resolved | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Resolved | May 31, 2017 | - | |
| Dec 1, 2015 | Dec 31, 2015 | TT | Yes | No | - | - | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | TT | Yes | No | - | - | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | TT | Yes | No | - | - | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | TT | Yes | No | - | - | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | TT | Yes | No | - | - | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | TT | Yes | No | - | - | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | TT | Yes | No | - | - | - | Resolved | Dec 31, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Sep 1, 2015 | Sep 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2015 | - | |
| Sep 1, 2015 | Sep 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2015 | - | |
| Sep 1, 2015 | Sep 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2015 | - | |
| Sep 1, 2015 | Sep 30, 2015 | TT | Yes | No | - | - | - | Resolved | Sep 30, 2015 | - |
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.