About Water Quality Trading

Technical Research & Publications


Best Management Practices (BMPs)

Case studies

State-by-state case studies are found on the State Programs page.

Chesapeake Bay

Gulf of Mexico

Lake Erie Basin


Outside of the United States

Credit Quantification / Ratios

Economic Analysis

Non-point Sources/Agriculture

Stormwater & Green Infrastructure

Total Maximum Daily Load (TMDL)


Issues and Discussions

WRI & WERF Published reports

World Resources Institute (WRI)

Water Environment Research Foundation (WERF)

The Full-Text Reports can be Ordered from the WERF Website.

  • Phosphorus Credit Trading in the Cherry Creek Basin: An Innovative Approach - Final Report.
  • Phosphorus Credit Trading in the Kalamazoo River Basin: Forging Nontraditional Partnerships - Report.
  • Phosphorus Credit Trading in the Fox-Wolf Basin: Exploring Legal, Economic, and Technical Issues - Abstract.
  • Nitrogen Credit Trading in Maryland: A Market Analysis for Establishing a Statewide Framework - Article Information.