A93/100
NORTH YUBA WATER DISTRICT — Water Quality Report 2026
Serving 2,772 people · California
Water Source
Surface Water
County
—
System ID
CA5810006
Violations
1
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 270.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2002.
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 NORTH YUBA WATER DISTRICT
Is NORTH YUBA WATER DISTRICT water safe to drink?
NORTH YUBA WATER DISTRICT water receives a grade of A (93/100), which is considered excellent. Out of 27 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has NORTH YUBA WATER DISTRICT detected?
27 contaminants were tested in NORTH YUBA WATER DISTRICT's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does NORTH YUBA WATER DISTRICT have any EPA violations?
Yes, NORTH YUBA WATER DISTRICT has 1 EPA violation(s) on record, with the most recent in 2002. Violation types include MR.
How many people does NORTH YUBA WATER DISTRICT serve?
NORTH YUBA WATER DISTRICT serves approximately 2,772 people, California.
What type of water does NORTH YUBA WATER DISTRICT provide?
NORTH YUBA 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 CA5810006.
How does NORTH YUBA WATER DISTRICT compare to other utilities in California?
NORTH YUBA WATER DISTRICT scores 93/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our California state page for a full comparison of water systems.