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Dubois, IN Tap Water Quality 2026

Water quality report for Dubois, IN — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Dubois's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Dubois Water Utilities PWSID: IN5219002 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 2.49 ppb, 17% of the action level and no violations are open. No PFAS was detected.

A

Dubois earns an A for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 2.49 ppb — 17% of the federal action level
PFAS tested, none detected
No violations since 2015
No violations currently open
Dubois's lead level vs. all Indiana community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 2.49 ppb — 17% of the federal action level
✓ Lower lead than 46% of Indiana utilities
Population Served
425
~3667 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
None on record since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
17% of EPA action level
2.49 ppb
Action level: 15 ppb
The 90th-percentile lead result is 2.49 ppb, 17% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

✓ No violations on record for this water system.
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

No violations are on record for this system since 2015. EPA records violations for every community water system, so this reflects a clean compliance history rather than missing data.

About the Main Water System

Utility Dubois Water Utilities
PWSID IN5219002
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 425
Service connections 3,667
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Dubois tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 2.49 ppb, 17% of the action level.
Does Dubois water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Dubois? ▼
Dubois Water Utilities (PWSID IN5219002). Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2024-01-31. No significant deficiencies were recorded.

What Should Dubois Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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