Water Quality in Denver, CO
Detailed water quality data for Denver, Colorado including contaminant levels, EPA comparisons, AquaScore™ grading, and treatment recommendations.
Water utility: Denver Water.
Water source: South Platte River, Blue River, Williams Fork River.
Key Contaminants Found
- Total trihalomethanes (TTHMs)
- Haloacetic acids (HAA5)
- Chromium (hexavalent)
- Uranium
- Lead
Denver collects snowmelt from the Rocky Mountains — clean source water, but long-distance transport and chlorine treatment create disinfection byproducts. Naturally occurring uranium is present in some sources.