B76/100
PEOSTA WATER SUPPLY — Water Quality Report 2026
Serving 2,278 people · Iowa
Water Source
Groundwater
County
—
System ID
IA3170001
Violations
17
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
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 PEOSTA WATER SUPPLY
Is PEOSTA WATER SUPPLY water safe to drink?
PEOSTA WATER SUPPLY water receives a grade of B (76/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has PEOSTA WATER SUPPLY detected?
1 contaminants were tested in PEOSTA WATER SUPPLY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does PEOSTA WATER SUPPLY have any EPA violations?
Yes, PEOSTA WATER SUPPLY has 17 EPA violation(s) on record, with the most recent in 2006. Violation types include MR, MCL. 1 are health-based violations.
How many people does PEOSTA WATER SUPPLY serve?
PEOSTA WATER SUPPLY serves approximately 2,278 people, Iowa. The system provides water to 1 community: Peosta.
What type of water does PEOSTA WATER SUPPLY provide?
PEOSTA WATER SUPPLY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IA3170001.
How does PEOSTA WATER SUPPLY compare to other utilities in Iowa?
PEOSTA WATER SUPPLY scores 76/100 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.