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City Of La Porte - Wastewater Treatment Plant

2101 Boyd Boulevard, La Porte, IN 46350 · La Porte County · Publicly Owned Treatment Works

Average flow
3.91 MGD
Design flow
7 MGD
NPDES permit
IN0025577
Effective
Permit expires
February 2030
Population served
22,675
CWNS 2022

City Of La Porte - Wastewater Treatment Plant is a publicly owned wastewater treatment works in La Porte, La Porte County, Indiana treating an average of 3.91 million gallons per day against a permitted design capacity of 7 MGD, serving about 22,675 residents. It discharges under NPDES permit IN0025577 (effective), which expires in February 2030, with 39 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in February 1992.

Treatment technology

4 treatment structures and unit processes identified at City Of La Porte - Wastewater Treatment Plant.

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See the full treatment train at City Of La Porte - Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations
39
Effluent violations
8

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

EPA enforcement history

Federal civil enforcement cases, compliance inspections and informal actions recorded for City Of La Porte - Wastewater Treatment Plant in EPA's ICIS system.

Formal actions
1
0 since FY2020
Penalties assessed
$25,000
all cases
EPA inspections
1
latest Apr 2005

Latest case · Feb 1992

LA PORTE, IN-CITY OF

Judicial case · CWA, NPDES Discharge without a Permit · Final Order With Penalty · Penalty $25,000

Source: EPA ECHO, civil enforcement case 05-1986-0286.

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Every action against City Of La Porte - Wastewater Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

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Key contacts

10 verified contacts for City Of La Porte - Wastewater Treatment Plant, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at City Of La Porte - Wastewater Treatment Plant, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in Indiana

Kingsford Heights Municipal W

Kingsford Heights · 8 mi away

0.07 MGD

Westville WWTP

Westville · 12 mi away

0.67 MGD

Walkerton Municipal WWTP

Walkerton · 13 mi away

0.2 MGD

North Liberty WWTP

North Liberty · 13 mi away

0.13 MGD

0.06 MGD

Hamlet Municipal WWTP

Hamlet · 16 mi away

0.03 MGD

Knox Municipal WWTP

Knox · 20 mi away

0.31 MGD

Chesterton WWTP

Chesterton · 20 mi away

2.64 MGD

City Of La Porte - Wastewater Treatment Plant: frequently asked questions

Sources and methodology

Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.

Data refreshed October 26, 2026; facility record last updated August 13, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms


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