NIWOT, CO · Boulder County
LEFT HAND WD 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)
- CO0107471
- System type
- Community Water System
- Population served
- 20,280
- Service connections
- 7,769
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2005 – December 31, 2007
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2005 – December 31, 2007
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Contact
WHITMORE, JASON
303-530-4200
NIWOT, CO 80544