D23/100
American Canyon Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 21,437 residents · California
What's In American Canyon's Tap Water?
69
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
AMERICAN CANYON, CITY OF
Population Served
21,437
Water Source
Surface Water
System ID
CA2810005
Frequently Asked Questions About American Canyon Water
Is American Canyon tap water safe to drink?
American Canyon, California tap water receives a grade of D (23/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 17 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in American Canyon's water?
69 contaminants were tested in American Canyon's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does American Canyon have any water quality violations?
Yes, American Canyon has 17 EPA violation(s) on record, with the most recent in 2020. Violation types include MR, MCL, TT. 15 of these are health-based violations, which are the most serious category.
Do I need a water filter in American Canyon?
American Canyon water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does American Canyon's tap water come from?
American Canyon's drinking water is sourced from surface water and supplied by AMERICAN CANYON, CITY OF. The system serves approximately 21,437 people. Surface water sources include rivers, lakes, and reservoirs.
How often is American Canyon's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. American Canyon's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does American Canyon's water compare to other cities in California?
American Canyon's water quality score of 23/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our California state page to see how all cities in the state compare.
What should I do if I'm concerned about American Canyon's water quality?
If you have concerns about American Canyon's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (AMERICAN CANYON, CITY OF) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.