An independent public resourceEnglish Español

Munster Water Company

Published drinking-water records and contacts for Munster Water Company. System IN5245031. Review sources and dates; not a real-time water assessment.

System ID
IN5245031
State or territory
IN
Published population served
23894
System type (source code)
CWS

Published records and dates

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
SubstancePublished resultReporting limitSample dateSampling location
11Cl-PF3OUdS< 0.005 µg/L0.005 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
4:2 FTS< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
6:2 FTS< 0.005 µg/L0.005 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
8:2 FTS< 0.005 µg/L0.005 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
ADONA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
HFPO-DA< 0.005 µg/L0.005 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
NEtFOSAA< 0.005 µg/L0.005 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
NFDHA< 0.02 µg/L0.02 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
NMeFOSAA< 0.006 µg/L0.006 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFBA< 0.005 µg/L0.005 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFBS< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFDA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFDoA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFEESA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFHpA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFHpS< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFHxA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFHxS< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFMBA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFMPA< 0.004 µg/L0.004 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFNA< 0.004 µg/L0.004 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFOA< 0.004 µg/L0.004 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFOS< 0.004 µg/L0.004 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFPeA< 0.003 µg/L0.003 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFPeS< 0.004 µg/L0.004 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFTA< 0.008 µg/L0.008 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFTrDA< 0.007 µg/L0.007 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
PFUnA< 0.002 µg/L0.002 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001
lithium< 9 µg/L9 µg/L2025-09-30Hammond Interconnection (Lake Michigan) / CC001

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
SubstancePublished 90th percentileMonitoring periodSource quarter
Lead (PB90) 0.002 mg/L2021-01-01 – 2023-12-312026Q3
Lead (PB90) 0.003 mg/L2018-01-01 – 2020-12-312026Q3
Lead (PB90) 0.0049 mg/L2015-01-01 – 2017-12-312026Q3
Lead (PB90) 0.0059 mg/L2012-01-01 – 2014-12-312026Q3
Lead (PB90) 0.0075 mg/L2011-01-01 – 2013-12-312026Q3
Lead (PB90) 0.0087 mg/L2008-01-01 – 2010-12-312026Q3
Lead (PB90) 0.0138 mg/L2005-01-01 – 2007-12-312026Q3
Lead (PB90) 0.009 mg/L2002-01-01 – 2004-12-312026Q3

Published compliance history

6 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / recordPeriodRecorded statusHealth-based (EPA classification)Source quarter
Consumer Confidence Rule / Consumer Confidence Report Inadequate Reporting2025-10-01 – —UnaddressedNo2026Q3
Consumer Confidence Rule / Consumer Confidence Report Complete Failure to Report2025-07-01 – —UnaddressedNo2026Q3
Revised Total Coliform Rule / Report Sample Result/Fail Monitor (RTCR)2024-09-01 – —ResolvedNo2026Q3
Consumer Confidence Rule / Consumer Confidence Report Complete Failure to Report2024-07-01 – —ResolvedNo2026Q3
Revised Total Coliform Rule / Report Sample Result/Fail Monitor (RTCR)2017-08-01 – —ResolvedNo2026Q3
Total Coliform Rule / Monitoring, Routine Major (TCR)1991-11-01 – 1991-11-30ArchivedNo2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

Administrative contact (EPA filing)

Pierce, Phillip: 219-712-6356

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records