F0/100
MOUNT AYR WATER TREATMENT PLANT — Water Quality Report 2026
Serving 1,683 people · Iowa
Water Source
Purchased Surface Water
County
—
System ID
IA8055014
Violations
62
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
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: 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 MOUNT AYR WATER TREATMENT PLANT
Is MOUNT AYR WATER TREATMENT PLANT water safe to drink?
MOUNT AYR WATER TREATMENT PLANT water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 62 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MOUNT AYR WATER TREATMENT PLANT detected?
1 contaminants were tested in MOUNT AYR WATER TREATMENT PLANT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MOUNT AYR WATER TREATMENT PLANT have any EPA violations?
Yes, MOUNT AYR WATER TREATMENT PLANT has 62 EPA violation(s) on record, with the most recent in 2022. Violation types include MON, MR, MCL. 10 are health-based violations.
How many people does MOUNT AYR WATER TREATMENT PLANT serve?
MOUNT AYR WATER TREATMENT PLANT serves approximately 1,683 people, Iowa. The system provides water to 1 community: Mount Ayr.
What type of water does MOUNT AYR WATER TREATMENT PLANT provide?
MOUNT AYR WATER TREATMENT PLANT sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IA8055014.
How does MOUNT AYR WATER TREATMENT PLANT compare to other utilities in Iowa?
MOUNT AYR WATER TREATMENT PLANT scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Iowa state page for a full comparison of water systems.