Is Commerce City, Colorado tap water safe?
3 water systems report serving Commerce City. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
B
Denver Water
Serves 1,287,000 people · Surface water · Full report →
No health-based violations in the last 5 years; 34 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2026).
A
South Adams County WSD
Serves 75,559 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
A
Barr Lake Rvp
Serves 204 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).