F0/100
GREENFIELD COUNTY WD — Water Quality Report 2026
Serving 11,590 people · California
Water Source
Groundwater
County
—
System ID
CA1510024
Violations
48
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 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 GREENFIELD COUNTY WD
Is GREENFIELD COUNTY WD water safe to drink?
GREENFIELD COUNTY WD water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 48 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has GREENFIELD COUNTY WD detected?
51 contaminants were tested in GREENFIELD COUNTY WD's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does GREENFIELD COUNTY WD have any EPA violations?
Yes, GREENFIELD COUNTY WD has 48 EPA violation(s) on record, with the most recent in 2019. Violation types include MCL, MR. 39 are health-based violations.
How many people does GREENFIELD COUNTY WD serve?
GREENFIELD COUNTY WD serves approximately 11,590 people, California.
What type of water does GREENFIELD COUNTY WD provide?
GREENFIELD COUNTY WD sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA1510024.
How does GREENFIELD COUNTY WD compare to other utilities in California?
GREENFIELD COUNTY WD scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our California state page for a full comparison of water systems.