DENVER, CO · Boulder County
BENCHMARK WSD Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of July 9, 2007. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Boulder County, CO.
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)
- CO0107138
- System type
- Community Water System
- Population served
- 0
- Service connections
- 12
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
No violations on record for this system.
Enforcement actions
- May 30, 1995State Formal Notice of Violation issued1 linked violation
- May 30, 1995State Public Notification requested1 linked violation
Last known contact on file (system is inactive)
Not on record
303-931-6567
DENVER, CO 80205