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LAKE SANTEE RWWD — Water Quality Report 2026

Serving 1,500 people · Indiana

Water Source
Surface Water
County
—
System ID
IN5216003
Violations
139

Contaminant Test Results

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

EPA Violation History

8

Violations (last 5yr)

1

Unresolved

0

Health-Related

TIER 3Unresolved

Surface water treatment technique failure

When: September 30, 2025Verify on EPA.gov
TIER 3Resolved

Monitoring Violation

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

When: June 1, 2025 – June 30, 2025Rule: Total Coliform RuleEnforcement: 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: November 1, 2024 – November 30, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring / Reporting Violation

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

When: January 1, 2024 – February 27, 2025Rule: Ground Water RuleEnforcement: 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: September 1, 2023 – September 30, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2023 – October 11, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: October 1, 2022 – November 14, 2022Enforcement: 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: July 1, 2021 – September 9, 2021Rule: Total Coliform RuleEnforcement: 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 LAKE SANTEE RWWD

Is LAKE SANTEE RWWD water safe to drink?

LAKE SANTEE RWWD water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 139 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has LAKE SANTEE RWWD detected?

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

Does LAKE SANTEE RWWD have any EPA violations?

Yes, LAKE SANTEE RWWD has 139 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MON, MR. 13 are health-based violations.

How many people does LAKE SANTEE RWWD serve?

LAKE SANTEE RWWD serves approximately 1,500 people, Indiana. The system provides water to 1 community: Greensburg.

What type of water does LAKE SANTEE RWWD provide?

LAKE SANTEE RWWD 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 IN5216003.

How does LAKE SANTEE RWWD compare to other utilities in Indiana?

LAKE SANTEE RWWD 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

Greensburg