D23/100
AMERICAN CANYON, CITY OF — Water Quality Report 2026
Serving 21,437 people · California
Water Source
Surface Water
County
—
System ID
CA2810005
Violations
17
Contaminant Test Results
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
Frequently Asked Questions About AMERICAN CANYON, CITY OF
Is AMERICAN CANYON, CITY OF water safe to drink?
AMERICAN CANYON, CITY OF water receives a grade of D (23/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 17 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has AMERICAN CANYON, CITY OF detected?
69 contaminants were tested in AMERICAN CANYON, CITY OF's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does AMERICAN CANYON, CITY OF have any EPA violations?
Yes, AMERICAN CANYON, CITY OF has 17 EPA violation(s) on record, with the most recent in 2020. Violation types include MR, MCL, TT. 15 are health-based violations.
How many people does AMERICAN CANYON, CITY OF serve?
AMERICAN CANYON, CITY OF serves approximately 21,437 people, California. The system provides water to 1 community: American Canyon.
What type of water does AMERICAN CANYON, CITY OF provide?
AMERICAN CANYON, CITY OF sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CA2810005.
How does AMERICAN CANYON, CITY OF compare to other utilities in California?
AMERICAN CANYON, CITY OF scores 23/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our California state page for a full comparison of water systems.