States ›Indiana ›Decatur County ›Westport

Westport, IN Tap Water Quality 2026

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

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

Main Utility: Westport Water Company PWSID: IN5216005 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 0.95 ppb, 6% of the action level and no violations are open. PFAS has never been sampled at this system.

C

Westport earns a C for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 0.95 ppb — 6% of the federal action level
PFAS never sampled at this system
65 violations since 2015, 19 health-based
No violations currently open
Westport's lead level vs. all Indiana community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 0.95 ppb — 6% of the federal action level
✓ Lower lead than 95% of Indiana utilities
Population Served
1282
~690 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
65 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
6% of EPA action level
0.95 ppb
Action level: 15 ppb
The 90th-percentile lead result is 0.95 ppb, 6% 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)

ContaminantTypeMeasuredLimitPeriodStatus
Stage 1 Disinfectants and Disinfection Byproducts Rule TREATMENT TECHNIQUE — — 2026 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2024 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2024 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2024 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2024 Resolved
LASSO MONITORING AND REPORTING — — 2024 Resolved
TTHM MCL EXCEEDANCE 84.8 UG/L 0.080 mg/L 2024 Archived
Mercury MONITORING AND REPORTING — 0.002 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 82.5 UG/L 0.080 mg/L 2023 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2023 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2023 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2023 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2023 Resolved
LASSO MONITORING AND REPORTING — — 2023 Resolved
TTHM MCL EXCEEDANCE 83.4 UG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 92.3 UG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 90.4 UG/L 0.080 mg/L 2023 Archived
Nitrate MONITORING AND REPORTING — 10 mg/L 2023 Resolved
Arsenic MONITORING AND REPORTING — 0.010 mg/L 2023 Resolved
Barium MONITORING AND REPORTING — 2 mg/L 2023 Resolved
Cadmium MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
Chromium MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
CYANIDE MONITORING AND REPORTING — 0.2 mg/L 2023 Resolved
Fluoride MONITORING AND REPORTING — 4.0 mg/L 2023 Resolved
Mercury MONITORING AND REPORTING — 0.002 mg/L 2023 Resolved
Nickel MONITORING AND REPORTING — — 2023 Resolved
Antimony, Total MONITORING AND REPORTING — 0.006 mg/L 2023 Resolved
Beryllium, Total MONITORING AND REPORTING — 0.004 mg/L 2023 Resolved
Thallium, Total MONITORING AND REPORTING — 0.002 mg/L 2023 Resolved
Selenium MONITORING AND REPORTING — 0.05 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 89.7 UG/L 0.080 mg/L 2022 Archived
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2022 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2022 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2022 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2022 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2022 Resolved
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2022 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2022 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2022 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2022 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2022 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2022 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2022 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2022 Resolved
TTHM MCL EXCEEDANCE 93.6 UG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 100.7 UG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 94.8 UG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 90 UG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 83.3 UG/L 0.080 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 82.2 UG/L 0.080 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 94.4 UG/L 0.080 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 86 UG/L 0.080 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 81.2 UG/L 0.080 mg/L 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
TTHM MCL EXCEEDANCE 83.9 UG/L 0.080 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 83.5 UG/L 0.080 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 84.6 UG/L 0.080 mg/L 2015 Resolved
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

65 violations are on record since 2015, of which 19 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Westport Water Company
PWSID IN5216005
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 1,282
Service connections 690
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Westport tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 0.95 ppb, 6% of the action level.
Does Westport water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Westport? ▼
Westport Water Company (PWSID IN5216005). Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2026-02-05. Inspectors recorded 2 significant deficiencies.

What Should Westport 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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