B76/100
CALIFORNIA PWS — Water Quality Report 2026
Serving 4,423 people · Missouri
Water Source
Groundwater
County
—
System ID
MO3010124
Violations
9
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
1
Health-Related
TIER 1 — URGENTResolved
Maximum Contaminant Level Violation
When: June 1, 2022 – June 30, 2022Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
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 CALIFORNIA PWS
Is CALIFORNIA PWS water safe to drink?
CALIFORNIA PWS water receives a grade of B (76/100), which is considered good. Out of 51 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CALIFORNIA PWS detected?
51 contaminants were tested in CALIFORNIA PWS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CALIFORNIA PWS have any EPA violations?
Yes, CALIFORNIA PWS has 9 EPA violation(s) on record, with the most recent in 2022. Violation types include MCL, MON, MR. 3 are health-based violations.
How many people does CALIFORNIA PWS serve?
CALIFORNIA PWS serves approximately 4,423 people, Missouri. The system provides water to 1 community: California.
What type of water does CALIFORNIA PWS provide?
CALIFORNIA PWS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MO3010124.
How does CALIFORNIA PWS compare to other utilities in Missouri?
CALIFORNIA PWS scores 76/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Missouri state page for a full comparison of water systems.