F0/100
COTTONWOOD MUNICIPAL WATER CW1 — Water Quality Report 2026
Serving 11,023 people · Arizona
Water Source
Groundwater
County
—
System ID
AZ0413025
Violations
195
Contaminant Test Results
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 COTTONWOOD MUNICIPAL WATER CW1
Is COTTONWOOD MUNICIPAL WATER CW1 water safe to drink?
COTTONWOOD MUNICIPAL WATER CW1 water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 195 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has COTTONWOOD MUNICIPAL WATER CW1 detected?
66 contaminants were tested in COTTONWOOD MUNICIPAL WATER CW1's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does COTTONWOOD MUNICIPAL WATER CW1 have any EPA violations?
Yes, COTTONWOOD MUNICIPAL WATER CW1 has 195 EPA violation(s) on record, with the most recent in 2021. Violation types include MCL, MR, RPT. 37 are health-based violations.
How many people does COTTONWOOD MUNICIPAL WATER CW1 serve?
COTTONWOOD MUNICIPAL WATER CW1 serves approximately 11,023 people, Arizona. The system provides water to 1 community: Cottonwood.
What type of water does COTTONWOOD MUNICIPAL WATER CW1 provide?
COTTONWOOD MUNICIPAL WATER CW1 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is AZ0413025.
How does COTTONWOOD MUNICIPAL WATER CW1 compare to other utilities in Arizona?
COTTONWOOD MUNICIPAL WATER CW1 scores 0/100 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.