SPENCE FOUNDATION - THUNDERHEAD RANCH
Colorado - Transient Non-Community - PWSID: WY5601649
System Information
| PWSID | WY5601649 |
| System Name | SPENCE FOUNDATION - THUNDERHEAD RANCH |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Nov 14, 2011 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Colorado |
| City | NIWOT |
| ZIP Code | 80544 |
| Address | P.O. Box 87 |
| Organization | MUIR, TOMMY |
| Phone | 000-000-0000 |
Population & Service
| Population Served | 102 |
| Service Connections | 14 |
Drinking Water Violations (6)
This water system has 6 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, 2022 | - | TT | Yes | No | - | - | - | Resolved | May 20, 2023 | - | |
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2018 | - | |
| Jan 1, 2017 | - | TT | Yes | No | - | - | - | Resolved | May 18, 2017 | - | |
| Jan 1, 2017 | - | TT | Yes | No | - | - | - | Resolved | May 18, 2017 | - | |
| Jan 1, 2017 | - | TT | Yes | No | - | - | - | Resolved | May 18, 2017 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2012 | - |
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.