At the request of Ecology’s Eastern Regional Office Water Quality Program, a literature review was conducted to determine possible contributions of air deposition to the loading of toxic chemicals to urban stormwater and wastewater treatment plants (WWTPs) in Eastern Washington. This includes model ranges of percent loading contribution of PCBs to the City of Spokane stormwater.
Toxics Atmospheric Deposition in Eastern Washington: State Literature Review
November 22nd
Ecology report including results and recommendations from 2009 and 2010 supplemental monitoring of the Spokane River to help establish a baseline characterization of PCBs, PBDEs, arsenic, cadmium, lead, and zinc.
Baseline Summary of a Long-term Monitoring Effort in the Spokane River for PCBs, PBDEs, and Metals
Based on agency/sovereign input, the MOA and task force development time line is updated as of November 15th, 2011.
Draft Memorandum of Agreement for development of Spokane River Regional Toxics Task Force. Please submit final comments to Ecology by November 28, 2011.