C51/100

LAMONI MUNICIPAL UTILITIES — Water Quality Report 2026

Serving 2,104 people · Iowa

Water Source
Surface Water
County
System ID
IA2740050
Violations
26

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
< 0.001 mg/L0.015 mg/LAbove Goal

EPA Violation History

9

Violations (last 5yr)

1

Unresolved

1

Health-Related

TIER 2Resolved

Failed treatment technique requirements

When: March 1, 2025 – March 31, 2025Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Exceeded the MCL for disinfection byproducts

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2024 – September 30, 2025Verify on EPA.gov
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: August 1, 2023 – August 31, 2023Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: August 1, 2023 – August 31, 2023Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: June 1, 2023 – June 30, 2023Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: June 1, 2023 – June 30, 2023Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: December 1, 2022 – December 31, 2022Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: December 1, 2022 – December 31, 2022Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2022 – December 31, 2022Rule: Stage 1 DBPREnforcement: 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 LAMONI MUNICIPAL UTILITIES

Is LAMONI MUNICIPAL UTILITIES water safe to drink?

LAMONI MUNICIPAL UTILITIES water receives a grade of C (51/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 26 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has LAMONI MUNICIPAL UTILITIES detected?

1 contaminants were tested in LAMONI MUNICIPAL UTILITIES's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does LAMONI MUNICIPAL UTILITIES have any EPA violations?

Yes, LAMONI MUNICIPAL UTILITIES has 26 EPA violation(s) on record, with the most recent in 2025. Violation types include TT, MR, MON. 5 are health-based violations.

How many people does LAMONI MUNICIPAL UTILITIES serve?

LAMONI MUNICIPAL UTILITIES serves approximately 2,104 people, Iowa. The system provides water to 1 community: Lamoni.

What type of water does LAMONI MUNICIPAL UTILITIES provide?

LAMONI MUNICIPAL UTILITIES sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IA2740050.

How does LAMONI MUNICIPAL UTILITIES compare to other utilities in Iowa?

LAMONI MUNICIPAL UTILITIES scores 51/100 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.

Cities Served