A96/100
W CENTRAL RWA - DENISON SUBSYS — Water Quality Report 2026
Serving 2,428 people · Iowa
Water Source
Purchased Groundwater
County
—
System ID
IA2424701
Violations
4
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2013.
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 W CENTRAL RWA - DENISON SUBSYS
Is W CENTRAL RWA - DENISON SUBSYS water safe to drink?
W CENTRAL RWA - DENISON SUBSYS water receives a grade of A (96/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has W CENTRAL RWA - DENISON SUBSYS detected?
1 contaminants were tested in W CENTRAL RWA - DENISON SUBSYS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does W CENTRAL RWA - DENISON SUBSYS have any EPA violations?
Yes, W CENTRAL RWA - DENISON SUBSYS has 4 EPA violation(s) on record, with the most recent in 2013. Violation types include MR.
How many people does W CENTRAL RWA - DENISON SUBSYS serve?
W CENTRAL RWA - DENISON SUBSYS serves approximately 2,428 people, Iowa. The system provides water to 1 community: Denison.
What type of water does W CENTRAL RWA - DENISON SUBSYS provide?
W CENTRAL RWA - DENISON SUBSYS sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IA2424701.
How does W CENTRAL RWA - DENISON SUBSYS compare to other utilities in Iowa?
W CENTRAL RWA - DENISON SUBSYS scores 96/100 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.