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Public water system · IN5246017

Active

Laporte Water Works

At a glance

Laporte Water Works (PWSID IN5246017) is an active community water system in LaPorte County, Indiana. It reports serving 22,197 people through 8,400 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in September 2024.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

22,197

Service connections

8,400

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDIN5246017
System typeCommunity water system
Activity statusActive
Population served22,197
Service connections8,400
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyIN state drinking water program
City servedLaporte
StateIndiana
ZIP—
CountyLaPorte County

How does Laporte Water Works compare with other water systems in LaPorte County?

By EPA's size categories, Laporte Water Works is a large system (10,001 to 100,000 people). LaPorte County has 126 active public water systems, and Laporte Water Works is the 2nd-largest of them by population served. Its population served is about 29 times the county average of 755 people per system, and accounts for 23% of the 95,092 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active community water system reports serving 6,703 people, so Laporte Water Works is about 3.3 times that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Indiana has 770 active community water systems, 19% of the state's 3,969 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,769 Indiana systems (95%) list groundwater as their primary source.

Who owns and regulates Laporte Water Works?

EPA lists Laporte Water Works as owned by a local government. The IN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 21 of the 126 active systems in LaPorte County (17%) are also owned by a local government.

Does Laporte Water Works have drinking water violations?

EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in September 2024. The violations listed here began between July 2020 and September 2024. By type: 2 reporting and 2 required treatment not met. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). EPA lists 4 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

BeganViolationContaminant or ruleHealth-basedStatus
2024-09-01ReportingReport Sample Result/Fail Monitor (RTCR) · code 4BRevised Total Coliform Rulecode 8000NoResolved
2023-07-17Required treatment not metFailure To Address Deficiency · code 45Groundwater Rulecode 0700YesResolved
2023-02-03Required treatment not metTreatment Technique No Certif. Operator · code 12Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400YesResolved
2020-07-01ReportingReport Sample Result/Fail Monitor (RTCR) · code 4BRevised Total Coliform Rulecode 8000NoResolved

All 4 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Laporte Water Works: frequently asked questions

Who runs Laporte Water Works?

Laporte Water Works (PWSID IN5246017) is a community water system owned by a local government. It is regulated by the IN state drinking water program.

How many people does Laporte Water Works serve?

Laporte Water Works reports serving 22,197 people through 8,400 service connections in LaPorte County, Indiana.

Where does Laporte Water Works get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Laporte Water Works have any drinking water violations?

EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in September 2024. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Laporte Water Works' water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in September 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.

Where can I find Laporte Water Works' water quality report?

As a community water system, Laporte Water Works must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in LaPorte County

Water systemCountyPopulation servedTypeSource
Michigan City Department of Water WorksLaPorte33,996CommunitySurface water
Westville Correctional FacilityLaPorte2,850CommunityGroundwater
Long Beach Water DepartmentLaPorte2,050CommunityPurchased surface water
South Coast Conservancy DistrictLaPorte2,013CommunityPurchased groundwater
Kingsford Heights WaterLaPorte1,800CommunityGroundwater
Westville Water DepartmentLaPorte1,800CommunityGroundwater

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Laporte Water Works, PWSID IN5246017, Indiana”, https://aquacensus.com/water-systems/indiana/laporte-water-works-in5246017 (data as of October 1, 2026).