Leaf River - WWTP

Leaf River, IL · Ogle County · Publicly Owned Treatment Works

Average flow: 0.04 MGD

Design flow: 0.14 MGD

NPDES permit: 3604041310; Effective

Permit expires: July 2029

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: 35

Effluent violations: 35

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

Key contacts

Contacts for Leaf River - WWTP are available in the Klarifi platform.

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Names, validated emails and direct phone numbers for decision-makers at Leaf River - WWTP — plus full compliance history and discharge data.

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Nearby wastewater treatment plants in Illinois

Mt. Morris Stp, Village Of

Mt. Morris · 5 mi away

0.37 MGD

German Valley WWTP

German Valley · 7 mi away

0.02 MGD

Seward Stp, Village Of

Seward · 8 mi away

0.01 MGD

Byron Stp, City Of

Byron · 8 mi away

0.27 MGD

Forreston Stw, Village Of

Forreston · 9 mi away

0.18 MGD

Oregon Stp, City Of

Oregon · 9 mi away

0.29 MGD

Pecatonica Wwtp, Village Of

Pecatonica · 13 mi away

0.16 MGD

Shannon WWTP

Shannon · 17 mi away

0.13 MGD

Data sourced from public EPA / NPDES records and Klarifi analysis. Last updated November 2025.

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