Commerce City, Colorado: Is the Tap Water Safe to Drink?
2026 EPA water quality data for 1 community water system serving 75,559+ residents. See violations, PFAS results, lead test results, and safety grades — free.
Is Commerce City Tap Water Safe to Drink?
Based on the latest EPA data, Commerce City tap water meets all federal drinking water standards. All 1 tested system has received a safety grade of A or B, with no active health-based violations. 1 system has been tested for PFAS (forever chemicals).
Commerce City Water Quality Overview
Commerce City, Colorado is served by 1 community water system providing water to approximately 75,559 residents. The system draws from surface water purchased sources. Commerce City water systems have no recorded health-based violations.
Find Your Water System
Search by ZIP code to find your exact water provider and see its full EPA report.
All 1 water system in Commerce City
Looking for water quality data across the whole state? See our full Colorado tap water safety report covering Colorado’s EPA-regulated water systems.
Commerce City Drinking Water: Frequently Asked Questions
Is Commerce City, Colorado tap water safe to drink?
Based on the latest EPA data, Commerce City tap water meets all federal drinking water standards. All 1 tested system has received a safety grade of A or B, with no active health-based violations. 1 system has been tested for PFAS (forever chemicals).
How many water utilities serve Commerce City, Colorado?
1 community water system serves Commerce City, Colorado, providing water to approximately 75,559 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.
Does Commerce City tap water have lead?
Lead in drinking water typically enters from old pipes and fixtures inside homes and buildings, not from the treatment plant. The EPA requires water systems to monitor for lead under the Lead and Copper Rule. Click any water system above to see its most recent 90th-percentile lead test results. Homes built before 1986 are most likely to have lead plumbing components.
What contaminants have been found in Commerce City drinking water?
EPA violation records for Commerce City water systems are listed on each utility's report page. Common regulated contaminants include disinfection byproducts (TTHMs, HAA5), coliform bacteria, nitrates, and lead. Click any utility above to see its full violation history going back 10 years.
How do I find out which water company serves my address in Commerce City?
Enter your Commerce City ZIP code in the search box at the top of this page. ClearWater will identify the specific water system serving your area and show you its EPA violation history, lead test results, and an overall safety grade. You can also check your water bill or your utility's annual Consumer Confidence Report (CCR).