F18/100
LAKE JOSEPHINE RIVIERA — Water Quality Report 2026
Serving 1,380 people · Washington
Water Source
Groundwater
County
—
System ID
WA5343980
Violations
67
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 4.80 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
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 LAKE JOSEPHINE RIVIERA
Is LAKE JOSEPHINE RIVIERA water safe to drink?
LAKE JOSEPHINE RIVIERA water receives a grade of F (18/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 67 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has LAKE JOSEPHINE RIVIERA detected?
2 contaminants were tested in LAKE JOSEPHINE RIVIERA's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does LAKE JOSEPHINE RIVIERA have any EPA violations?
Yes, LAKE JOSEPHINE RIVIERA has 67 EPA violation(s) on record, with the most recent in 2019. Violation types include MON, Other, MR. 1 are health-based violations.
How many people does LAKE JOSEPHINE RIVIERA serve?
LAKE JOSEPHINE RIVIERA serves approximately 1,380 people, Washington.
What type of water does LAKE JOSEPHINE RIVIERA provide?
LAKE JOSEPHINE RIVIERA sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5343980.
How does LAKE JOSEPHINE RIVIERA compare to other utilities in Washington?
LAKE JOSEPHINE RIVIERA scores 18/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Washington state page for a full comparison of water systems.