D21/100
SANTA NELLA COUNTY WATER DISTRICT — Water Quality Report 2026
Serving 2,211 people · California
Water Source
Surface Water
County
—
System ID
CA2410018
Violations
19
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2014.
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 SANTA NELLA COUNTY WATER DISTRICT
Is SANTA NELLA COUNTY WATER DISTRICT water safe to drink?
SANTA NELLA COUNTY WATER DISTRICT water receives a grade of D (21/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 19 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has SANTA NELLA COUNTY WATER DISTRICT detected?
1 contaminants were tested in SANTA NELLA COUNTY WATER DISTRICT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SANTA NELLA COUNTY WATER DISTRICT have any EPA violations?
Yes, SANTA NELLA COUNTY WATER DISTRICT has 19 EPA violation(s) on record, with the most recent in 2014. Violation types include MCL, TT, MR. 15 are health-based violations.
How many people does SANTA NELLA COUNTY WATER DISTRICT serve?
SANTA NELLA COUNTY WATER DISTRICT serves approximately 2,211 people, California.
What type of water does SANTA NELLA COUNTY WATER DISTRICT provide?
SANTA NELLA COUNTY WATER DISTRICT 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 CA2410018.
How does SANTA NELLA COUNTY WATER DISTRICT compare to other utilities in California?
SANTA NELLA COUNTY WATER DISTRICT scores 21/100 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.