C50/100
BLYTHE - CITY OF — Water Quality Report 2026
Serving 9,798 people · California
Water Source
Groundwater
County
—
System ID
CA3310003
Violations
9
Contaminant Test Results
4 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 2.10 mg/L | 1.30 mg/L | Over Limit |
strontium | 2200.00 µg/L | — | Above Goal |
chlorate | 350.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.008 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 BLYTHE - CITY OF
Is BLYTHE - CITY OF water safe to drink?
BLYTHE - CITY OF water receives a grade of C (50/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 9 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has BLYTHE - CITY OF detected?
67 contaminants were tested in BLYTHE - CITY OF's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile), strontium, chlorate. 1 exceed EPA legal limits (MCLs). 4 exceed EPA health goals (MCLGs).
Does BLYTHE - CITY OF have any EPA violations?
Yes, BLYTHE - CITY OF has 9 EPA violation(s) on record, with the most recent in 2021. Violation types include MR, MCL, Other. 6 are health-based violations.
How many people does BLYTHE - CITY OF serve?
BLYTHE - CITY OF serves approximately 9,798 people, California. The system provides water to 1 community: Blythe.
What type of water does BLYTHE - CITY OF provide?
BLYTHE - CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA3310003.
How does BLYTHE - CITY OF compare to other utilities in California?
BLYTHE - CITY OF scores 50/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our California state page for a full comparison of water systems.