A86/100
NORTH GUALALA WATER COMPANY — Water Quality Report 2026
Serving 2,593 people · California
Water Source
Surface Water
County
—
System ID
CA2310007
Violations
6
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2019.
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 GUALALA WATER COMPANY
Is NORTH GUALALA WATER COMPANY water safe to drink?
NORTH GUALALA WATER COMPANY water receives a grade of A (86/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has NORTH GUALALA WATER COMPANY detected?
1 contaminants were tested in NORTH GUALALA WATER COMPANY's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does NORTH GUALALA WATER COMPANY have any EPA violations?
Yes, NORTH GUALALA WATER COMPANY has 6 EPA violation(s) on record, with the most recent in 2019. Violation types include MR, Other, TT. 2 are health-based violations.
How many people does NORTH GUALALA WATER COMPANY serve?
NORTH GUALALA WATER COMPANY serves approximately 2,593 people, California.
What type of water does NORTH GUALALA WATER COMPANY provide?
NORTH GUALALA WATER COMPANY 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 CA2310007.
How does NORTH GUALALA WATER COMPANY compare to other utilities in California?
NORTH GUALALA WATER COMPANY scores 86/100 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.