F0/100
ARIZONA WATER CO - SEDONA — Water Quality Report 2026
Serving 12,104 people · Arizona
Water Source
Groundwater
County
—
System ID
AZ0403003
Violations
232
Contaminant Test Results
4 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.009 µg/L | 0.004 µg/L | Over Limit |
PFOS | 0.004 µg/L | 0.004 µg/L | Over Limit |
chlorate | 320.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.006 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
1
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2025 – March 31, 2025Enforcement: Resolving — corrective action underway
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – November 12, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – November 12, 2024Rule: Ground Water 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 ARIZONA WATER CO - SEDONA
Is ARIZONA WATER CO - SEDONA water safe to drink?
ARIZONA WATER CO - SEDONA water receives a grade of F (0/100), which is considered failing. 2 contaminant(s) exceed EPA legal limits and 232 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has ARIZONA WATER CO - SEDONA detected?
66 contaminants were tested in ARIZONA WATER CO - SEDONA's water. Notable contaminants include PFOA, PFOS, Lead (90th percentile), chlorate. 2 exceed EPA legal limits (MCLs). 4 exceed EPA health goals (MCLGs).
Does ARIZONA WATER CO - SEDONA have any EPA violations?
Yes, ARIZONA WATER CO - SEDONA has 232 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, TT, RPT. 1 are health-based violations.
How many people does ARIZONA WATER CO - SEDONA serve?
ARIZONA WATER CO - SEDONA serves approximately 12,104 people, Arizona. The system provides water to 1 community: Sedona.
What type of water does ARIZONA WATER CO - SEDONA provide?
ARIZONA WATER CO - SEDONA sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is AZ0403003.
How does ARIZONA WATER CO - SEDONA compare to other utilities in Arizona?
ARIZONA WATER CO - SEDONA 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.