A93/100
RAMONA MUNICIPAL WD — Water Quality Report 2026
Serving 37,047 people · California
Water Source
Purchased Surface Water
County
—
System ID
CA3710019
Violations
1
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 220.00 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 RAMONA MUNICIPAL WD
Is RAMONA MUNICIPAL WD water safe to drink?
RAMONA MUNICIPAL WD water receives a grade of A (93/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has RAMONA MUNICIPAL WD detected?
69 contaminants were tested in RAMONA MUNICIPAL WD's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does RAMONA MUNICIPAL WD have any EPA violations?
Yes, RAMONA MUNICIPAL WD has 1 EPA violation(s) on record, with the most recent in 2002. Violation types include Other.
How many people does RAMONA MUNICIPAL WD serve?
RAMONA MUNICIPAL WD serves approximately 37,047 people, California.
What type of water does RAMONA MUNICIPAL WD provide?
RAMONA MUNICIPAL WD sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CA3710019.
How does RAMONA MUNICIPAL WD compare to other utilities in California?
RAMONA MUNICIPAL WD 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.