EAST BOULDER COUNTY WD
Colorado — Community Water System — PWSID: CO0107236
System Information
| PWSID | CO0107236 |
| System Name | EAST BOULDER COUNTY WD |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 16, 2002 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | BOULDER |
| ZIP Code | 80303 |
| Address | — |
| Organization | LAVENUE, MARSH |
| Phone | 303-554-0031 |
Population & Service
| Population Served | 300 |
| Service Connections | 149 |
Drinking Water Violations (31)
This water system has 31 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 11, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 15, 2025 | — | |
| Jun 11, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 15, 2025 | — | |
| Jun 11, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 15, 2025 | — | |
| Jun 11, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 15, 2025 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2015 | — | |
| May 1, 2010 | May 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2010 | — | |
| May 1, 2010 | May 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2010 | — | |
| May 1, 2010 | May 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2010 | — | |
| May 1, 2010 | May 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2010 | — | |
| — | — | — | 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.