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D30/100

POSEYVILLE MUNICIPAL WATER DEPARTMENT — Water Quality Report 2026

Serving 1,400 people · Indiana

Water Source
Groundwater
County
—
System ID
IN5265008
Violations
19

Contaminant Test Results

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

EPA Violation History

13

Violations (last 5yr)

0

Unresolved

10

Health-Related

TIER 3Resolved

Monitoring Violation

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

When: June 1, 2024 – June 30, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: January 1, 2024 – March 31, 2024Enforcement: Formal — state order issued
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: October 1, 2023 – December 31, 2023Enforcement: Formal — state order issued
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2023 – August 10, 2023Enforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: April 1, 2023 – June 30, 2023Enforcement: Formal — state order issued
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: January 1, 2023 – March 31, 2023Enforcement: Formal — state order issued
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: October 1, 2022 – December 31, 2022Enforcement: Formal — state order issued
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: July 1, 2022 – September 30, 2022Enforcement: Formal — state order issued
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: April 1, 2022 – June 30, 2022Enforcement: Formal — state order issued
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: January 1, 2022 – March 31, 2022Enforcement: Formal — state order issued
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (single sample)

When: October 1, 2021 – December 31, 2021Enforcement: Formal — state order issued
TIER 3Resolved

Failed to issue ongoing public notification

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

When: October 1, 2021 – January 5, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2021 – September 30, 2021Enforcement: Formal — state order issued

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 POSEYVILLE MUNICIPAL WATER DEPARTMENT

Is POSEYVILLE MUNICIPAL WATER DEPARTMENT water safe to drink?

POSEYVILLE MUNICIPAL WATER DEPARTMENT water receives a grade of D (30/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 19 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has POSEYVILLE MUNICIPAL WATER DEPARTMENT detected?

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

Does POSEYVILLE MUNICIPAL WATER DEPARTMENT have any EPA violations?

Yes, POSEYVILLE MUNICIPAL WATER DEPARTMENT has 19 EPA violation(s) on record, with the most recent in 2024. Violation types include MON, MCL, Other. 12 are health-based violations.

How many people does POSEYVILLE MUNICIPAL WATER DEPARTMENT serve?

POSEYVILLE MUNICIPAL WATER DEPARTMENT serves approximately 1,400 people, Indiana. The system provides water to 1 community: Poseyville.

What type of water does POSEYVILLE MUNICIPAL WATER DEPARTMENT provide?

POSEYVILLE MUNICIPAL WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5265008.

How does POSEYVILLE MUNICIPAL WATER DEPARTMENT compare to other utilities in Indiana?

POSEYVILLE MUNICIPAL WATER DEPARTMENT scores 30/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Indiana state page for a full comparison of water systems.

Cities Served

Poseyville