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Community Water System · PWS IN5246015

Lacrosse Water Department

North Judson, Indiana 46366 - drinking water served from groundwater sources to 540 people, tracked in EPA SDWIS and UCMR5.

540
People served
107
EPA violations
1
Health-based
Untested
UCMR5 result

The verdict

EPA records 107 drinking-water violations at Lacrosse Water Department, 1% of them health-based - above the Indiana per-system average.

107
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
540
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lacrosse Water Department

Lacrosse Water Department is a local-owned community water system that delivers drinking water to 540 residents in North Judson, Indiana (LaPorte County) through 256 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 107 total violations for this system , of which 1 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Consumer Confidence Rule, recorded in 6 violations (Other). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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%).

Lacrosse Water Department's 107 violations sit above 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
540
Total Violations
107
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
256
County
LaPorte
School/Daycare
No
MCL Violations
0
Monitoring Violations
98
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 6 2024
Lead and Copper Rule MR 5 1994
Arsenic MR 4 2008
Nitrate MR 4 1999
cis-1,2-Dichloroethylene MR 3 1998
Xylenes, Total MR 3 1998
o-Dichlorobenzene MR 3 1998
p-Dichlorobenzene MR 3 1998
trans-1,2-Dichloroethylene MR 3 1998
1,1,1-Trichloroethane MR 3 1998
Carbon tetrachloride MR 3 1998
Trichloroethylene MR 3 1998
Tetrachloroethylene MR 3 1998
Benzene MR 3 1998
Toluene MR 3 1998
Ethylbenzene MR 3 1998
2,4-D MR 3 1998
2,4,5-TP MR 3 1998
Dalapon MR 3 1998
Atrazine MR 3 1998
LASSO MR 3 1998
Carbofuran MR 3 1998
Simazine MR 3 1998
1,2-Dichloropropane MR 3 1998
1,1-Dichloroethylene MR 3 1998
Styrene MR 3 1998
1,1,2-Trichloroethane MR 3 1998
DICHLOROMETHANE MR 3 1998
1,2,4-Trichlorobenzene MR 3 1998
1,2-Dichloroethane MR 3 1998

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 Lacrosse 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 IN5246015 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 Lacrosse 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
2024 Consumer Confidence Rule Other 6 SDWIS / IN5246015 / 7000
2008 Arsenic MR 4 SDWIS / IN5246015 / 1005
1999 Nitrate MR 4 SDWIS / IN5246015 / 1040
1998 cis-1,2-Dichloroethylene MR 3 SDWIS / IN5246015 / 2380
1998 Xylenes, Total MR 3 SDWIS / IN5246015 / 2955
1998 o-Dichlorobenzene MR 3 SDWIS / IN5246015 / 2968
1998 p-Dichlorobenzene MR 3 SDWIS / IN5246015 / 2969
1998 trans-1,2-Dichloroethylene MR 3 SDWIS / IN5246015 / 2979
1998 1,1,1-Trichloroethane MR 3 SDWIS / IN5246015 / 2981
1998 Carbon tetrachloride MR 3 SDWIS / IN5246015 / 2982
1998 Trichloroethylene MR 3 SDWIS / IN5246015 / 2984
1998 Tetrachloroethylene MR 3 SDWIS / IN5246015 / 2987
1998 Benzene MR 3 SDWIS / IN5246015 / 2990
1998 Toluene MR 3 SDWIS / IN5246015 / 2991
1998 Ethylbenzene MR 3 SDWIS / IN5246015 / 2992

How Lacrosse Water Department Compares

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

Metric Lacrosse Water Department Indiana avg Federal benchmark
Total violations 107 88.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 1 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 540 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 Lacrosse Water Department water safe to drink? ▼
Lacrosse Water Department (PWS ID: IN5246015) has 107 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 540 people using Groundwater sources.
How many people does Lacrosse Water Department serve? ▼
Lacrosse Water Department serves 540 people in North Judson, Indiana. It is a Local-owned system using Groundwater water sources with 256 service connections.
What type of violations does Lacrosse Water Department have? ▼
Lacrosse Water Department has 107 total violations: 1 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lacrosse Water Department water? ▼
No PFAS testing data is available for Lacrosse Water Department under the EPA's UCMR5 monitoring program.
What water source does Lacrosse Water Department use? ▼
Lacrosse Water Department uses Groundwater 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. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

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.