C49/100
OSAGE MUNICIPAL WATER SUPPLY — Water Quality Report 2026
Serving 3,637 people · Iowa
Water Source
Groundwater
County
—
System ID
IA6663001
Violations
12
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.011 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2016.
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 OSAGE MUNICIPAL WATER SUPPLY
Is OSAGE MUNICIPAL WATER SUPPLY water safe to drink?
OSAGE MUNICIPAL WATER SUPPLY water receives a grade of C (49/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 12 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has OSAGE MUNICIPAL WATER SUPPLY detected?
31 contaminants were tested in OSAGE MUNICIPAL WATER SUPPLY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does OSAGE MUNICIPAL WATER SUPPLY have any EPA violations?
Yes, OSAGE MUNICIPAL WATER SUPPLY has 12 EPA violation(s) on record, with the most recent in 2016. Violation types include Other, MCL, MR. 9 are health-based violations.
How many people does OSAGE MUNICIPAL WATER SUPPLY serve?
OSAGE MUNICIPAL WATER SUPPLY serves approximately 3,637 people, Iowa. The system provides water to 1 community: Osage.
What type of water does OSAGE MUNICIPAL WATER SUPPLY provide?
OSAGE MUNICIPAL WATER SUPPLY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IA6663001.
How does OSAGE MUNICIPAL WATER SUPPLY compare to other utilities in Iowa?
OSAGE MUNICIPAL WATER SUPPLY scores 49/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Iowa state page for a full comparison of water systems.