Illinois Urban Manual

Funding source for the IUM update initiative is provided by the Illinois Environmental Protection Agency (IEPA) Clean Water Act, Section 604b grant funds.

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Practice Standards

Construction Specifications

Material Specifications

Standard Drawings

Practice Selection Guide

Quick Reference Guide – Common BMPs

Illinois Urban Manual Contents

Sections

1: Preface and Introduction 2: Non-point Source Pollution Control Processes and Planning Principles 3: Planning Procedures 4: Practice Standards 5: Construction Specification 6: Material Specification 7: Standard Drawings

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February 9, 2026

HOA Workshop & Vendor Expo – Lake County IL SMC

The Lake County Stormwater Management Commission is excited to host the 2026 Homeowners Association (HOA) Workshop and Vendor Expo on Wednesday, February 25 at the...

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February 4, 2026

JULIE Excavator Meetings Feb 2026

Join JULIE, Inc. in partnership with The Paradigm Alliance, Inc. to explore positive response, service lateral requirements, and the joint meet process Details HERE

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February 1, 2026

ILMA Conference

The Illinois Lake Management Association (ILMA) Annual Conference is taking place February 16-18 in Champaign for those who want to learn about a variety of...

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