University of Massachusetts
Stormwater Technologies Clearinghouse
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For Regulators
EPA QA/G5 Guidance for QAPPs
An EPA PDF document that provides guidance to EPA employees and other organizations involved in developing Quality Assurance (QA) Project Plans
EPA Clean Water Act Analytical Methods
Technical and regulatory information about the National Pollutant Discharge Elimination System's stormwater program

EPA Stormwater Program

Environmental Technology Verification Program (ETV)
An EPA program that develops testing protocols and verifies the performance of innovative technologies.
Evaluation of Emerging Stormwater Treatment Technologies
Washington State Dept. of Ecology's web site lists technologies and their status of approval with the Dept.
International Stormwater Best Management Practices Database
Stormwater BMP database developed by a team of stormwater experts associated with the Urban Water Resources Research Council of the American Society of Civil Engineers. Provides access to BMP performance data in a standardized format for roughly 200 BMP studies conducted over the past fifteen years
MA Department of Environmental Protection

Announcement: MassDEP Standardizes Method to Size Proprietary Stormwater Treatment Devices
Effective date of method is October 15, 2013.

MassDEP Standard Method To Convert Required WQ Volume to a Discharge Rate
Description of method and instructions for its use.

NSF International
NSF Verification Reports and Statements
The National Sanitation Foundation, now called The Public Health and Safety Company™, is a not-for-profit, non-governmental organization that develops standards, product certification, education, and risk-management for public health and safety. They partner with EPA to verify technologies.
Quality Assurance Project Plan to Evaluate the Performance of Selected Stormwater Technologies
Example QAPP for Innovative Stormwater Technology Verification Study: Stormwater Quality Sampling and Analysis from StormTreat™, HIL Downstream Defender™ and Vortechs™ Systems.
TARP: Technology Acceptance and Reciprocity Partnership
formed by the states of California, Illinois, Maryland, Massachusetts, New Jersey, New York, Pennsylvania, and Virginia to provide a uniform method for demonstrating the effectiveness of stormwater technologies and developing test quality assurance plans for certification or verification of performance claims.

For Developers
Bio-Retention and Rain Gardens an online course by Bill Hunt, Extension Specialist at NCSU.
Massachusetts Stormwater Handbook
A guide to stormwater best management practices, from site planning to discussion of individual BMPs.
EPA Menu of BMPs EPA's Stormwater Phase II Menu of Best Management Practices. The menu is intended to provide guidance to regulated small MS4s as to the types of practices they could use to develop and implement their stormwater management programs
Evaluating Stormwater Technology Performance two Internet-based training modules, covering aspects of stormwater technology evaluation that are supported by the "TARP Protocol for Stormwater Best Management Practice Demonstrations."

Low Impact Development Links: ID is a site level stormwater management design approach with an objective of maintaining the hydrologic cycle or meeting targeted watershed objectives.

Permeable Pavement an online course by Bill Hunt, Extension Specialist at NCSU.
Review of BMPs for Urban Stormwater Treatment an online course by Bill Hunt, Extension Specialist at NCSU.
Stormwater Wetlands an online course by Bill Hunt, Extension Specialist at NCSU.

For BMP Users
Massachusetts Stormwater Handbook
Revised and updated in February 2008.
National Menu of Stormwater Best Management Practices
UNH Stormwater Center
This center studies stormwater-related water quality and quantity issues. One unique feature is the field facility to evaluate and verify the performance of stormwater management devices and technologies. Multiple management systems undergo side-by-side comparison testing under strictly controlled conditions.
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