How much wastewater does Kalamazoo Lake WWTP treat?

Kalamazoo Lake WWTP treats an average of 1.6 MGD.

What treatment technology does Kalamazoo Lake WWTP use?

Klarifi has identified aerated lagoons, uncovered lagoons at the Saugatuck facility.

What is the NPDES permit for Kalamazoo Lake WWTP?

The facility discharges under NPDES permit MI0056324, currently administratively continued, expiring October 2025.

Is Kalamazoo Lake WWTP in compliance?

Discharge monitoring reports show 66 violations at Kalamazoo Lake WWTP in the last three years, 1 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Kalamazoo Lake WWTP and how do I contact them?

Kalamazoo Lake WWTP is a publicly owned treatment works in Saugatuck, Michigan. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Kalamazoo Lake WWTP

Saugatuck, MI · Allegan County · Publicly Owned Treatment Works

Average flow: 1.6 MGD

Design flow: —

NPDES permit: MI0056324; Administratively continued

Permit expires: October 2025

Population served: 3,228; CWNS 2022

Kalamazoo Lake WWTP is a publicly owned wastewater treatment works in Saugatuck, Allegan County, Michigan treating an average of 1.6 million gallons per day, serving about 3,228 residents. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit MI0056324 (administratively continued), which expires in October 2025, with 66 recorded violations in the last three years.

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

Aerated lagoons

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Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 66

Effluent violations: 1

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

Key contacts

Decision-makers at Kalamazoo Lake WWTP.

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Nearby wastewater treatment plants in Michigan

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Zeeland WWTP

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South Haven Area Water Sewer Authority WWTP

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Hopkins Wwsl

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Bangor Wwsl

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Kalamazoo Lake WWTP: 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 September 11, 2026; facility record last updated January 17, 2025.

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