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F0/100

WINSLOW WATER WORKS — Water Quality Report 2026

Serving 1,010 people · Indiana

Water Source
Purchased Surface Water
County
—
System ID
IN5263006
Violations
128

Contaminant Test Results

2 contaminants above EPA health goals
ContaminantDetectedLimit (MCL)Status
Copper (90th percentile)
1.61 mg/L1.30 mg/LOver Limit
Lead (90th percentile)
0.003 mg/L0.015 mg/LAbove Goal

EPA Violation History

8

Violations (last 5yr)

3

Unresolved

0

Health-Related

TIER 3Unresolved

Surface water treatment technique failure

When: October 10, 2024Enforcement: Informal — resolved cooperativelyVerify 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: October 1, 2024 – December 31, 2024Rule: Stage 2 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: October 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Unresolved

Surface water treatment technique failure

When: July 1, 2024Enforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Monitoring / Reporting Violation

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

When: January 1, 2023Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Surface water treatment technique failure

When: October 1, 2022 – July 12, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2022 – July 12, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2021 – July 29, 2021Enforcement: 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 WINSLOW WATER WORKS

Is WINSLOW WATER WORKS water safe to drink?

WINSLOW WATER WORKS water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 128 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has WINSLOW WATER WORKS detected?

2 contaminants were tested in WINSLOW WATER WORKS's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).

Does WINSLOW WATER WORKS have any EPA violations?

Yes, WINSLOW WATER WORKS has 128 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, RPT. 17 are health-based violations.

How many people does WINSLOW WATER WORKS serve?

WINSLOW WATER WORKS serves approximately 1,010 people, Indiana. The system provides water to 1 community: Winslow.

What type of water does WINSLOW WATER WORKS provide?

WINSLOW WATER WORKS sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IN5263006.

How does WINSLOW WATER WORKS compare to other utilities in Indiana?

WINSLOW WATER WORKS scores 0/100 with a grade of F (failing). 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

Winslow