F12/100
CLARKDALE MUNICIPAL WATER SYSTEM — Water Quality Report 2026
Serving 4,920 people · Arizona
Water Source
Groundwater
County
—
System ID
AZ0413024
Violations
88
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2023 – December 1, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2023 – June 30, 2023Rule: Stage 1 DBPREnforcement: 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 CLARKDALE MUNICIPAL WATER SYSTEM
Is CLARKDALE MUNICIPAL WATER SYSTEM water safe to drink?
CLARKDALE MUNICIPAL WATER SYSTEM water receives a grade of F (12/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 88 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CLARKDALE MUNICIPAL WATER SYSTEM detected?
31 contaminants were tested in CLARKDALE MUNICIPAL WATER SYSTEM's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CLARKDALE MUNICIPAL WATER SYSTEM have any EPA violations?
Yes, CLARKDALE MUNICIPAL WATER SYSTEM has 88 EPA violation(s) on record, with the most recent in 2023. Violation types include RPT, MR, MON.
How many people does CLARKDALE MUNICIPAL WATER SYSTEM serve?
CLARKDALE MUNICIPAL WATER SYSTEM serves approximately 4,920 people, Arizona. The system provides water to 1 community: Clarkdale.
What type of water does CLARKDALE MUNICIPAL WATER SYSTEM provide?
CLARKDALE MUNICIPAL WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is AZ0413024.
How does CLARKDALE MUNICIPAL WATER SYSTEM compare to other utilities in Arizona?
CLARKDALE MUNICIPAL WATER SYSTEM scores 12/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Arizona state page for a full comparison of water systems.