Tap Water Quality in Flagstaff, Arizona (ZIP 86004)
Serving Flagstaff, Arizona
Is the Tap Water Safe in Flagstaff, Arizona?
Tap water in Flagstaff, Arizona (ZIP 86004) has 12 contaminants above EPA health-based guidelines (MCLGs) in at least one of the 1 city served. We recommend reviewing detailed city reports below and considering a certified water filter for additional protection.
ZIP 86004 is served by 7 water utilities providing water to Flagstaff. Water quality varies by utility and city. Click on the cities below to see detailed reports for your specific area.
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Water Quality Report for ZIP 86004
6 contaminants above EPA health guidelines
These levels represent the worst case across all cities in this ZIP code. Check individual city reports for specific details.
Found in Flagstaff
Found in Flagstaff
Found in Flagstaff
Found in Flagstaff
Found in Flagstaff
Found in Flagstaff
Water Utilities Serving ZIP 86004
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Best Water Filters for Flagstaff (ZIP 86004)
Based on the contaminants found in your area, we recommend NSF-certified water filters that can remove the specific contaminants above health guidelines.
Filter guides for the contaminants detected here:
Frequently Asked Questions about Flagstaff Tap Water
Is the tap water safe in Flagstaff, Arizona (ZIP 86004)?
Which water utilities serve ZIP code 86004?
How do I pay my water bill in Flagstaff (ZIP 86004)?
What contaminants are in Flagstaff water (ZIP 86004)?
Should I use a water filter in Flagstaff (ZIP 86004)?
What cities are in ZIP code 86004?
How we built this page
Water-quality data on this page comes from public federal and state records for the 7 utilityies serving ZIP 86004. We refresh each utility's record whenever its underlying source publishes new data.
- Contaminants & violations: EPA Safe Drinking Water Information System (SDWIS) plus the Unregulated Contaminant Monitoring Rule (UCMR-5) for PFAS and emerging contaminants.
- Annual reports: the most recent published Consumer Confidence Report (CCR) from each utility serving this ZIP, where available.
- Service area & contact: EPA SDWIS plus the Arizona Department of Environmental Protection / Drinking Water program.
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