CheckPFAS

City overview · Marion County

PFAS in Indianapolis, IN

Low Level

EPA UCMR 5 tested 5 public water systems serving the Indianapolis area across 41 ZIP codes. Only trace PFAS were detected across Indianapolis's tested systems.

Water systems tested
5
Systems above EPA limits
0
ZIP codes covered
41
County
Marion County, Indiana

Plain English

01What this means for Indianapolis

The water systems serving the Indianapolis area measured only low, trace concentrations of PFAS — well below the EPA's Maximum Contaminant Levels. For most residents this represents minimal risk from drinking water. Review your specific ZIP below, and check your utility's annual Consumer Confidence Report for year-over-year trends.

By utility

02Water systems serving Indianapolis

  1. CITIZENS WATER - INDIANAPOLIS

    4 detected · 0 above limit · PWSID IN5249004

    Low Level

  2. SPEEDWAY WATER WORKS

    3 detected · 0 above limit · PWSID IN5249008

    Low Level

  3. INDIANA AMERICAN WATER - JOHNSON COUNTY

    3 detected · 0 above limit · PWSID IN5241005

    Low Level

  4. PLAINFIELD WATER WORKS

    3 detected · 0 above limit · PWSID IN5232020

    Low Level

  5. CARMEL WATER DEPARTMENT

    1 detected · 0 above limit · PWSID IN5229004

    Low Level

By ZIP code

03Find your exact result

Contamination can differ block to block. Select your ZIP code for the precise reading at the utility that serves your address.

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Source & Methodology

About this data

Source
EPA UCMR 5
Sampling period
January 2023 – December 2025
Aggregation
5 utilities across 41 ZIP codes
Detection threshold (MRL)
~1.5–2 ppt

City-level figures aggregate the individual public water systems tested under EPA UCMR 5 whose service area falls within the Indianapolis area. Values reflect water quality at the treatment plant; your home's plumbing can affect what reaches your tap. Select your ZIP above for the utility-specific reading.