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Community Water System · PWS IN5245048

Whiting Water Department

Whiting, Indiana 46394 - drinking water served from surface water sources to 4,900 people, tracked in EPA SDWIS and UCMR5.

4,900
People served
65
EPA violations
8
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 65 drinking-water violations at Whiting Water Department, 12% of them health-based - below the Indiana per-system average.

65
Total EPA violations on record
12%
Health-based (MCL / treatment failure)
4,900
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Whiting Water Department

Whiting Water Department is a local-owned community water system that delivers drinking water to 4,900 residents in Whiting, Indiana (Lake County) through 1,495 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 65 total violations for this system , of which 8 (12%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 52 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Barium, recorded in 4 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Indiana, EPA tracks 3,967 public water systems serving 5,774,616 people, with 352,710 cumulative violations and 35,932 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 88.9 violations. Statewide, 93 of 229 UCMR5-tested systems have reported PFAS detections (40.6%).

Whiting Water Department's 65 violations sit below the Indiana average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
4,900
Total Violations
65
Health-Based Violations
8
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,495
County
Lake
School/Daycare
No
MCL Violations
0
Monitoring Violations
52
Treatment Tech Violations
8

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Barium MR 4 1993
Coliform (TCR) MR 4 1999
Fluoride MR 4 1993
Selenium MR 4 1993
Mercury MR 4 1993
Chromium MR 4 1993
Cadmium MR 4 1993
Interim Enhanced Surface Water Treatment Rule TT 4 2010
Revised Total Coliform Rule RPT 4 2017
Arsenic MR 4 1993
Surface Water Treatment Rule TT 3 1994
Total Haloacetic Acids (HAA5) MR 3 2025
Thallium, Total MR 3 1993
Nickel MR 3 1993
Beryllium, Total MR 3 1993
Antimony, Total MR 3 1993
TTHM MR 3 2025
Lead and Copper Rule TT 1 1993
Gross Alpha, Excl. Radon and U MR 1 1980
Nitrate MR 1 1979

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
ADONA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 8/9/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 8/9/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 8/9/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 8/9/2023 <2.00 ppt 2.00 ppt Not Detected
PFTA 8/9/2023 <8.00 ppt 8.00 ppt Not Detected
HFPO-DA 8/9/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 8/9/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 8/9/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFEESA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 8/9/2023 <20.00 ppt 20.00 ppt Not Detected
PFPeS 8/9/2023 <4.00 ppt 4.00 ppt Not Detected
6:2 FTS 8/9/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 8/9/2023 <6.00 ppt 6.00 ppt Not Detected
PFHxA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 8/9/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 8/9/2023 <7.00 ppt 7.00 ppt Not Detected
PFDoA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 8/9/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 8/9/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 8/9/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 8/9/2023 <3.00 ppt 3.00 ppt Not Detected
PFTA 5/1/2023 <8.00 ppt 8.00 ppt Not Detected
NMeFOSAA 5/1/2023 <6.00 ppt 6.00 ppt Not Detected
PFTrDA 5/1/2023 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 5/1/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 2/14/2023 <7.00 ppt 7.00 ppt Not Detected
PFBA 2/14/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 2/14/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 2/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 2/14/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 2/14/2023 <5.00 ppt 5.00 ppt Not Detected
PFHxA 2/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 2/14/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 2/14/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 2/14/2023 <8.00 ppt 8.00 ppt Not Detected
HFPO-DA 2/14/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeA 2/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 2/14/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 2/14/2023 <6.00 ppt 6.00 ppt Not Detected
PFHxS 2/14/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 2/14/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 2/14/2023 <20.00 ppt 20.00 ppt Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Whiting Water Department.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID IN5245048 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Indiana Drinking Water Authority

Indiana Department of Environmental Management, Drinking Water Branch is the primacy agency that licenses and inspects Whiting Water Department under EPA-delegated authority.

Open IN regulator portal

Source: Indiana Department of Environmental Management, Drinking Water Branch

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Total Haloacetic Acids (HAA5) MR 3 SDWIS / IN5245048 / 2456
2025 TTHM MR 3 SDWIS / IN5245048 / 2950
2017 Revised Total Coliform Rule RPT 4 SDWIS / IN5245048 / 8000
2010 Interim Enhanced Surface Water Treatment Rule TT 4 SDWIS / IN5245048 / 0300
1999 Coliform (TCR) MR 4 SDWIS / IN5245048 / 3100
1994 Surface Water Treatment Rule TT 3 SDWIS / IN5245048 / 0200
1993 Barium MR 4 SDWIS / IN5245048 / 1010
1993 Fluoride MR 4 SDWIS / IN5245048 / 1025
1993 Selenium MR 4 SDWIS / IN5245048 / 1045
1993 Mercury MR 4 SDWIS / IN5245048 / 1035
1993 Chromium MR 4 SDWIS / IN5245048 / 1020
1993 Cadmium MR 4 SDWIS / IN5245048 / 1015
1993 Arsenic MR 4 SDWIS / IN5245048 / 1005
1993 Thallium, Total MR 3 SDWIS / IN5245048 / 1085
1993 Nickel MR 3 SDWIS / IN5245048 / 1036

How Whiting Water Department Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Whiting Water Department Indiana avg Federal benchmark
Total violations 65 88.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 9.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 4,900 1,456 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,967 regulated public water systems in Indiana.

Federal MCL reference, Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Whiting Water Department water safe to drink?
Whiting Water Department (PWS ID: IN5245048) has 65 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,900 people using Surface Water sources.
How many people does Whiting Water Department serve?
Whiting Water Department serves 4,900 people in Whiting, Indiana. It is a Local-owned system using Surface Water water sources with 1,495 service connections.
What type of violations does Whiting Water Department have?
Whiting Water Department has 65 total violations: 8 health-based violations (MCL exceedances or treatment failures), 52 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Whiting Water Department water?
No. Whiting Water Department was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Whiting Water Department use?
Whiting Water Department uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.