SEDALIA WSD
PWS ID: CO0118060 · LAKEWOOD, Colorado 80228
Population Served
215
Total Violations
551
Health-Based Violations
33
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 103
- County
- Douglas
- School/Daycare
- No
- MCL Violations
- 9
- Monitoring Violations
- 508
- Treatment Tech Violations
- 24
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| E. COLI | MR | 20 | 2017 |
| Surface Water Treatment Rule | TT | 18 | 2015 |
| Interim Enhanced Surface Water Treatment Rule | MR | 15 | 2021 |
| Surface Water Treatment Rule | MR | 15 | 2021 |
| Barium | MR | 10 | 2017 |
| Arsenic | MR | 10 | 2017 |
| Chromium | MR | 10 | 2017 |
| Mercury | MR | 10 | 2017 |
| Beryllium, Total | MR | 10 | 2017 |
| Selenium | MR | 10 | 2017 |
| Cadmium | MR | 10 | 2017 |
| Antimony, Total | MR | 10 | 2017 |
| Thallium, Total | MR | 10 | 2017 |
| Nickel | MR | 10 | 2017 |
| Coliform (TCR) | MCL | 9 | 2010 |
| 2,4,5-TP | MR | 7 | 2005 |
| Atrazine | MR | 7 | 2005 |
| Benzo(a)pyrene | MR | 7 | 2005 |
| Dalapon | MR | 7 | 2005 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 7 | 2005 |
| Di(2-ethylhexyl) adipate | MR | 7 | 2005 |
| Endothall | MR | 7 | 2005 |
| Endrin | MR | 7 | 2005 |
| ETHYLENE DIBROMIDE | MR | 7 | 2005 |
| Heptachlor | MR | 7 | 2005 |
| Heptachlor epoxide | MR | 7 | 2005 |
| HEXACHLOROBENZENE | MR | 7 | 2005 |
| Hexachlorocyclopentadiene | MR | 7 | 2005 |
| BHC-GAMMA | MR | 7 | 2005 |
| Methoxychlor | MR | 7 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.