A86/100
DENVER WATER SUPPLY — Water Quality Report 2026
Serving 1,919 people · Iowa
Water Source
Groundwater
County
—
System ID
IA0915030
Violations
3
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 2001.
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 DENVER WATER SUPPLY
Is DENVER WATER SUPPLY water safe to drink?
DENVER WATER SUPPLY water receives a grade of A (86/100), which is considered excellent. 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 DENVER WATER SUPPLY detected?
1 contaminants were tested in DENVER WATER SUPPLY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does DENVER WATER SUPPLY have any EPA violations?
Yes, DENVER WATER SUPPLY has 3 EPA violation(s) on record, with the most recent in 2001. Violation types include MR, MCL. 2 are health-based violations.
How many people does DENVER WATER SUPPLY serve?
DENVER WATER SUPPLY serves approximately 1,919 people, Iowa. The system provides water to 1 community: Denver.
What type of water does DENVER WATER SUPPLY provide?
DENVER WATER SUPPLY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IA0915030.
How does DENVER WATER SUPPLY compare to other utilities in Iowa?
DENVER WATER SUPPLY scores 86/100 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.