SAND CREEK MASSACRE NTNL HISTORIC SITE
Colorado - Transient Non-Community - PWSID: CO0231421
System Information
| PWSID | CO0231421 |
| System Name | SAND CREEK MASSACRE NTNL HISTORIC SITE |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 28, 2011 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | EADS |
| ZIP Code | 81036 |
| Address | 55411 CR W |
| Organization | MILLER, DURWOOD |
| Phone | 719-469-1459 |
Population & Service
| Population Served | 30 |
| Service Connections | 1 |
Drinking Water Violations (12)
This water system has 12 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, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jun 22, 2018 | - | Other | No | No | - | - | - | Resolved | Oct 19, 2018 | - | |
| Jun 22, 2018 | - | Other | No | No | - | - | - | Resolved | Oct 19, 2018 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Sep 1, 2016 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Sep 1, 2016 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Sep 1, 2016 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Sep 1, 2016 | - |
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.