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Virginia Regulatory Town Hall
Department of Environmental Quality
Guidance Document Information
Title Updated Virginia Runoff Reduction Method Compliance Spreadsheets - Version 3.0
Document ID GM16-2001
Summary The Virginia Stormwater Management Program (VSMP) regulation requires use of the Virginia Runoff Reduction Method (VRRM) or another equivalent methodology approved by DEQ for compliance with the Part IIB water quality criteria (9VAC25-870-65). This guidance revises the Virginia Runoff Reduction Method: Instructions & Documentation (March 28, 2011) and updates the VRRM Excel spreadsheets.
Effective Date 5/2/2016
pdf View document text     Posted On 12/13/2016                 External Link
Explanation or Citations Please note, the compliance spreadsheets are available on the Water Permit Guidance webpage along with Guidance Number 16-2001. This is available at (please copy and paste this link to access the guidance webpage):,Regulations,Guidance/Guidance/WaterPermitGuidance.aspx

This document applies to the following chapters
[9 VAC 25-870] Virginia Stormwater Management Program (VSMP) Regulation (formerly 4VAC50-60)

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