A94/100
STORY CITY WATER DEPT — Water Quality Report 2026
Serving 3,357 people · Iowa
Water Source
Groundwater
County
—
System ID
IA8584000
Violations
6
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
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: July 1, 2024 – June 30, 2025Enforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: February 1, 2022 – February 28, 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 STORY CITY WATER DEPT
Is STORY CITY WATER DEPT water safe to drink?
STORY CITY WATER DEPT water receives a grade of A (94/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has STORY CITY WATER DEPT detected?
31 contaminants were tested in STORY CITY WATER DEPT's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does STORY CITY WATER DEPT have any EPA violations?
Yes, STORY CITY WATER DEPT has 6 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, MON.
How many people does STORY CITY WATER DEPT serve?
STORY CITY WATER DEPT serves approximately 3,357 people, Iowa. The system provides water to 1 community: Story City.
What type of water does STORY CITY WATER DEPT provide?
STORY CITY WATER DEPT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IA8584000.
How does STORY CITY WATER DEPT compare to other utilities in Iowa?
STORY CITY WATER DEPT scores 94/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Iowa state page for a full comparison of water systems.