A91/100
RIVERSIDE WATER SUPPLY — Water Quality Report 2026
Serving 1,060 people · Iowa
Water Source
Groundwater
County
—
System ID
IA9260090
Violations
5
Contaminant Test Results
EPA Violation History
1
Violation (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, 2022 – June 30, 2023Enforcement: 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 RIVERSIDE WATER SUPPLY
Is RIVERSIDE WATER SUPPLY water safe to drink?
RIVERSIDE WATER SUPPLY water receives a grade of A (91/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has RIVERSIDE WATER SUPPLY detected?
1 contaminants were tested in RIVERSIDE WATER SUPPLY's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does RIVERSIDE WATER SUPPLY have any EPA violations?
Yes, RIVERSIDE WATER SUPPLY has 5 EPA violation(s) on record, with the most recent in 2022. Violation types include MR, MCL. 1 are health-based violations.
How many people does RIVERSIDE WATER SUPPLY serve?
RIVERSIDE WATER SUPPLY serves approximately 1,060 people, Iowa. The system provides water to 1 community: Riverside.
What type of water does RIVERSIDE WATER SUPPLY provide?
RIVERSIDE WATER SUPPLY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IA9260090.
How does RIVERSIDE WATER SUPPLY compare to other utilities in Iowa?
RIVERSIDE WATER SUPPLY scores 91/100 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.