DENVER, CO · Denver County
DENVER WATER BOARD Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.
System facts
- System ID (PWSID)
- CO0116001
- System type
- Community Water System
- Population served
- 1,287,000
- Service connections
- 311,339
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Aldicarb
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2011 – December 31, 2011
ResolvedMonitoring, Regular
—Benzene
January 1, 1988 – December 31, 1988
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2011 – December 31, 2011 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 1988 – December 31, 1988 | Monitoring, Regular | Benzene | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- May 24, 1991State Compliance achieved7 linked violations
Contact
PLAKKE, RUSSELL K
303-994-6605
DENVER, CO 80204