B70/100
SIRWA - CORNING — Water Quality Report 2026
Serving 2,585 people · Iowa
Water Source
Purchased Surface Water
County
—
System ID
IA0207704
Violations
6
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2006.
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 SIRWA - CORNING
Is SIRWA - CORNING water safe to drink?
SIRWA - CORNING water receives a grade of B (70/100), which is considered good. Out of 4 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has SIRWA - CORNING detected?
4 contaminants were tested in SIRWA - CORNING's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SIRWA - CORNING have any EPA violations?
Yes, SIRWA - CORNING has 6 EPA violation(s) on record, with the most recent in 2006. Violation types include MCL. 6 are health-based violations.
How many people does SIRWA - CORNING serve?
SIRWA - CORNING serves approximately 2,585 people, Iowa. The system provides water to 1 community: Brooks.
What type of water does SIRWA - CORNING provide?
SIRWA - CORNING 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 IA0207704.
How does SIRWA - CORNING compare to other utilities in Iowa?
SIRWA - CORNING scores 70/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Iowa state page for a full comparison of water systems.