IDLEDALE WSD
PWS ID: CO0130055 · LAKEWOOD, Colorado 80228
Population Served
350
Total Violations
353
Health-Based Violations
5
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 137
- County
- Jefferson
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 308
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Public Notice | Other | 31 | 2025 |
| Lead and Copper Rule | MR | 25 | 2025 |
| Nitrate | MR | 14 | 2008 |
| Mercury | MR | 9 | 2014 |
| Surface Water Treatment Rule | MR | 9 | 2023 |
| Coliform (TCR) | MR | 8 | 2007 |
| Fluoride | MR | 6 | 2005 |
| Arsenic | MR | 6 | 2005 |
| Chromium | MR | 6 | 2005 |
| Antimony, Total | MR | 6 | 2005 |
| Barium | MR | 6 | 2005 |
| Nickel | MR | 6 | 2005 |
| Beryllium, Total | MR | 6 | 2005 |
| Selenium | MR | 6 | 2005 |
| Interim Enhanced Surface Water Treatment Rule | MR | 6 | 2025 |
| Cadmium | MR | 6 | 2005 |
| Consumer Confidence Rule | Other | 6 | 2025 |
| Thallium, Total | MR | 6 | 2005 |
| Toluene | MR | 5 | 2024 |
| Surface Water Treatment Rule | TT | 5 | 2021 |
| Gross Alpha, Excl. Radon and U | MR | 5 | 2024 |
| Combined Uranium | MR | 5 | 2024 |
| 1,2,4-Trichlorobenzene | MR | 3 | 2005 |
| cis-1,2-Dichloroethylene | MR | 3 | 2005 |
| DICHLOROMETHANE | MR | 3 | 2005 |
| p-Dichlorobenzene | MR | 3 | 2005 |
| Vinyl chloride | MR | 3 | 2005 |
| trans-1,2-Dichloroethylene | MR | 3 | 2005 |
| 1,2-Dichloroethane | MR | 3 | 2005 |
| 1,1,1-Trichloroethane | MR | 3 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.