DO TMDL Reports and Materials
Presentation: Bio-availability study objectives
Professor Micheal Brett’s presentation provides an overview of Bio-availability study objectives.
Spokane Regional Wastewater Phosphorus Bio-availability Final Report, December 2010
Authors state “The objective of this study was to use algal bioassays to determine the Bio-available Phosphorus (BAP) of effluent treated by the pilot…
Progress Summary of Trading Program Development, November 2010
Summary of progress toward development of Spokane River DO TMDL trading program development.
Spokane River Discharger Phosphorus Reduction Estimate
Chart shows preliminary estimate of phosphorus reduction needed by dischargers to meet TMDL wasteload allocation or wasteload assumption (Idaho) based on anticipated draft permit…
TMDL Implementation Activities Schedule, 12.8.10
Schedule of activities to implement Spokane River DO TMDL
NPDES Permits, Public Meeting Presentation
Ginny Darrell Ecology presentation in November, 2010 regarding issuing Spokane River NPDES permits. Permits implement the TMDL requirements for point source dichargers by limiting…
NPDES Permit Implementation Schedule, 12.8.10
Schedule for issuing NPDES permits for existing facilities, and scheduled permit review cycles.
Draft WA water quality trading/offset framework, 9.22.10
This document helps stakeholders interested in developing a water quality trading program under the clean water act and Washington’s water quality standards. Ecology will…
Draft WA trading framework definitions, 11.3.10
Definition of terms used in Draft WA Water Quality Trading/Offset Framework