EAST DILLON WD
Colorado — Community Water System — PWSID: CO0159045
System Information
| PWSID | CO0159045 |
| System Name | EAST DILLON WD |
| System Type | Community Water System |
| Water Source | Ground Water Under Influence |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 20, 1979 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | DILLON |
| ZIP Code | 80435 |
| Address | 0058 GREY FOX LN |
| Organization | OBERHEIDE, THOMAS C |
| Phone | 970-468-6256 |
Population & Service
| Population Served | 2,501 |
| Service Connections | 1,515 |
Drinking Water Violations (30)
This water system has 30 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2023 | — | |
| Sep 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2023 | — | |
| Sep 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2023 | — | |
| Sep 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2023 | — | |
| Sep 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2023 | — | |
| Sep 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Jul 1, 2007 | — | Other | No | No | — | — | — | Resolved | Aug 7, 2007 | — | |
| Jul 1, 2007 | — | Other | No | No | — | — | — | Resolved | Aug 7, 2007 | — | |
| Jul 1, 2003 | — | Other | No | No | — | — | — | Resolved | Nov 17, 2003 | — | |
| Jul 1, 2003 | — | Other | No | No | — | — | — | Resolved | Nov 17, 2003 | — | |
| — | — | — | 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.