C.3 Workshops & Conferences
Viewing Presentations
†To obtain Power Point versions of PDFs marked with a dagger, please contact the CCCWP at cleanwater@pw.cccounty.us or 925-313-2360.
*To obtain Word or Excel document versions of documents marked with an asterisk, please contact the CCCWP at cleanwater@pw.cccounty.us or 925-313-2360
If you don't have Powerpoint, you can download the files to your computer and then view them online using Microsoft's .pptx viewer.
"C.3 Annual Training," presentation at CCCWP Annual Training Workshop for Provision C.3 Compliance, May 31, 2023
- Agenda (PDF)
- Presentation Slides (PDF)
- Workshop Recording (via Zoom On-Demand)
- This recording is free to access. Registration is for CCCWP workshop attendance tracking purposes, thank you.
"Changes to Municipal Regional Stormwater Permit, Provision C.3," presentation at Planning Directors Meeting July 8, 2022
"Planning, Design, Construction, and Maintenance of Low Impact Development Features and Facilities," webinar, May 24, 2022
"Planning, Design, Construction, and Maintenance of Low Impact Development Features and Facilities," webinar, May 11, 2021
"Planning, Design, Construction, and Maintenance of Low Impact Development Features and Facilities," February 11, 2020
"Maintaining Green Infrastructure/Bioretention Facilities," March 21, 2019
- Agenda and Request for Feedback (PDF)*
- Presentation Slides: What is Green Infrastructure (PPTX) (Dan Cloak)
- Presentation Slides: Building Blocks of Bioretention (PDF)†(Megan Stromberg)
- Presentation Slides: Preparation for Maintenance (PDF)† (Megan Stromberg)
- Presentation Slides: Debris Removal and Weeding (PDF)† (Megan Stromberg)
- Presentation Slides: Biotreatment Soil Mix and Mulch (PDF)† (Megan Stromberg)
- Presentation Slides: Plants and Irrigation in Bioretention (PDF)† (Megan Stromberg)
- Field Walk Notes (PDF)
“Planning, Design & Construction of Low Impact Development Features and Facilities,” April 24, 2018
“Low Impact Development Planning, Design, and Construction,” June 7, 2016
“Low Impact Development Planning, Design, and Construction,” March 17, 2015
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Presentation Slides: Stormwater Control Plan Review and Bioretention Design (PDF)†
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Presentation Slides: Bioretention Soil Testing Demonstration (PDF)†
“Low Impact Development Planning, Design, and Construction,” June 12, 2014
“Implementing MRP Provision C.3 Requirements for Land Developments,” June 11, 2013
“How to Prepare Stormwater Control Plans for Development Projects”, May 17, 2012
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Analyzing a Site; Preparing and Documenting Your Conceptual Design (PDF)†
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When and How to Evaluate the Feasibility of Harvesting and Reuse (PDF)†
Building and Testing Rain Gardens
Presentation (PDF)† at the California Stormwater Quality Association Annual Conference, September 25-27, 2011
Planning, Design, and Construction of Low Impact Development Facilities, May 23, 2011
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Overview of New Content in the Stormwater C.3 Guidebook, 5th Edition (PDF)†
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Geotechnical Constraints in Stormwater Infiltration Practice (PDF)
Contra Costa Presentations at the California Stormwater Quality Association (CASQA) Workshop, November 1, 2009
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The Contra Costa Approach: Low Impact Development for Stormwater NPDES Compliance (PDF)†
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Low Impact Development (LID) for Large Scale Commercial (PDF)†
IMP Sizing Calculator Workshop, October 29, 2009
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Example project file for use with the IMP Sizing Calculator (XML) (5 KB .xml)
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Example project sketch (PDF) (113KB .pdf)
California Water Environment Modeling Forum—Watershed and Urban Hydrology Modeling Workshop, June 22, 2007
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Practical Application of Modeling Results to Land Use Policies in Contra Costa County (PDF)†, Dan Cloak, Dan Cloak Environmental Consulting
California Water Environment Federation Pretreatment, Pollution Prevention, and Stormwater Conference, Napa, February 26-28, 2007. Special all-day session, “User-Friendly Stormwater Treatment and Flow Control for New and Redevelopment Projects”
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Stormwater Treatment and Flow-Control Requirements in Phase I and Phase II Municipal NPDES Permits (PDF)†, Dan Cloak, Dan Cloak Environmental Consulting
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Hydrograph Modification: An Introduction and Overview (PDF)†, Christie Beeman and Jeff Haltiner, Philip Williams Associates
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Options for Flow-Control Compliance and Stream Stability Analysis (PDF)†, Christie Beeman and Andrew Collison, Philip Williams Associates
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Low Impact Development for Stormwater Treatment and Hydrograph Modification Management (PDF)†, Mike Flake, Brown and Caldwell
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Sizing Stormwater Control Facilities to Address Streambank Erosion Control (PDF)†, Tony Dubin, Brown and Caldwell
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Contra Costa’s Experience with Low Impact Development for Stormwater Treatment and Flow Control (PDF)†, Dan Cloak, Dan Cloak Environmental Consulting