MASSADONA TAVERN
Colorado - Transient Non-Community - PWSID: CO0241501
System Information
| PWSID | CO0241501 |
| System Name | MASSADONA TAVERN |
| 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 | Nov 24, 1987 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | DINOSAUR |
| ZIP Code | 81610 |
| Address | 22926 US-40 |
| Organization | DUNKER, TAMMY |
| Phone | 970-374-2324 |
Population & Service
| Population Served | 20 |
| Service Connections | 15 |
Drinking Water Violations (15)
This water system has 15 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 18, 2019 | - | TT | Yes | No | - | - | - | Archived | Jul 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | - | - | - | Archived | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | - | - | - | Archived | May 31, 2019 | - | |
| Apr 1, 2000 | Jun 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2000 | - | |
| Apr 1, 2000 | Jun 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2000 | - | |
| Apr 1, 2000 | Jun 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2000 | - | |
| Jan 1, 1993 | Dec 31, 1993 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1993 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1993 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1993 | - | |
| Jul 1, 1991 | Jul 31, 1991 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1991 | - | |
| May 1, 1991 | May 31, 1991 | MR | No | Yes | - | 5% of samples | - | Archived | May 31, 1991 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.