B71/100
HIGHLANDS MUTUAL WATER COMPANY — Water Quality Report 2026
Serving 7,772 people · California
Water Source
Surface Water
County
—
System ID
CA1710003
Violations
6
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2021.
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 HIGHLANDS MUTUAL WATER COMPANY
Is HIGHLANDS MUTUAL WATER COMPANY water safe to drink?
HIGHLANDS MUTUAL WATER COMPANY water receives a grade of B (71/100), which is considered good. Out of 34 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has HIGHLANDS MUTUAL WATER COMPANY detected?
34 contaminants were tested in HIGHLANDS MUTUAL WATER COMPANY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HIGHLANDS MUTUAL WATER COMPANY have any EPA violations?
Yes, HIGHLANDS MUTUAL WATER COMPANY has 6 EPA violation(s) on record, with the most recent in 2021. Violation types include MCL, MR. 5 are health-based violations.
How many people does HIGHLANDS MUTUAL WATER COMPANY serve?
HIGHLANDS MUTUAL WATER COMPANY serves approximately 7,772 people, California.
What type of water does HIGHLANDS MUTUAL WATER COMPANY provide?
HIGHLANDS MUTUAL 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 CA1710003.
How does HIGHLANDS MUTUAL WATER COMPANY compare to other utilities in California?
HIGHLANDS MUTUAL WATER COMPANY scores 71/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our California state page for a full comparison of water systems.