B65/100
WEED, CITY OF — Water Quality Report 2026
Serving 2,662 people · California
Water Source
Groundwater
County
—
System ID
CA4710009
Violations
11
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.62 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
2
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 3Resolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2021 – April 1, 2022Rule: Ground Water RuleEnforcement: Formal — state order issued
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 WEED, CITY OF
Is WEED, CITY OF water safe to drink?
WEED, CITY OF water receives a grade of B (65/100), which is considered good. Out of 2 contaminants tested, 1 exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has WEED, CITY OF detected?
2 contaminants were tested in WEED, CITY OF's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does WEED, CITY OF have any EPA violations?
Yes, WEED, CITY OF has 11 EPA violation(s) on record, with the most recent in 2025. Violation types include RPT, MR, MCL. 4 are health-based violations.
How many people does WEED, CITY OF serve?
WEED, CITY OF serves approximately 2,662 people, California. The system provides water to 1 community: Weed.
What type of water does WEED, CITY OF provide?
WEED, CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA4710009.
How does WEED, CITY OF compare to other utilities in California?
WEED, CITY OF scores 65/100 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.