D39/100
IONA WATER DEPT — Water Quality Report 2026
Serving 2,717 people · Idaho
Water Source
Groundwater
County
—
System ID
ID7100041
Violations
25
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 IONA WATER DEPT
Is IONA WATER DEPT water safe to drink?
IONA WATER DEPT water receives a grade of D (39/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 25 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has IONA WATER DEPT detected?
1 contaminants were tested in IONA WATER DEPT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does IONA WATER DEPT have any EPA violations?
Yes, IONA WATER DEPT has 25 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, MR. 9 are health-based violations.
How many people does IONA WATER DEPT serve?
IONA WATER DEPT serves approximately 2,717 people, Idaho.
What type of water does IONA WATER DEPT provide?
IONA WATER DEPT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is ID7100041.
How does IONA WATER DEPT compare to other utilities in Idaho?
IONA WATER DEPT scores 39/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Idaho state page for a full comparison of water systems.