A94/100
SWEETWATER SPRINGS CWD - GUERNEVILLE — Water Quality Report 2026
Serving 6,000 people · California
Water Source
Groundwater
County
—
System ID
CA4910004
Violations
2
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1995.
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 SWEETWATER SPRINGS CWD - GUERNEVILLE
Is SWEETWATER SPRINGS CWD - GUERNEVILLE water safe to drink?
SWEETWATER SPRINGS CWD - GUERNEVILLE water receives a grade of A (94/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has SWEETWATER SPRINGS CWD - GUERNEVILLE detected?
31 contaminants were tested in SWEETWATER SPRINGS CWD - GUERNEVILLE's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SWEETWATER SPRINGS CWD - GUERNEVILLE have any EPA violations?
Yes, SWEETWATER SPRINGS CWD - GUERNEVILLE has 2 EPA violation(s) on record, with the most recent in 1995. Violation types include MR, MCL. 1 are health-based violations.
How many people does SWEETWATER SPRINGS CWD - GUERNEVILLE serve?
SWEETWATER SPRINGS CWD - GUERNEVILLE serves approximately 6,000 people, California.
What type of water does SWEETWATER SPRINGS CWD - GUERNEVILLE provide?
SWEETWATER SPRINGS CWD - GUERNEVILLE sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA4910004.
How does SWEETWATER SPRINGS CWD - GUERNEVILLE compare to other utilities in California?
SWEETWATER SPRINGS CWD - GUERNEVILLE scores 94/100 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.