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 update based on comments, but maintain as a draft document until a trading program is in place and actively engaged in trading.
Definition of terms used in Draft WA Water Quality Trading/Offset Framework
Location of maximum available total phosphorus, point and nonpoint sources.
This memorandum outlines the initial analysis process proposed to generate ratios. The focus here is on
how loading to Lake Spokane, and its dissolved oxygen levels, are affected by varying magnitudes of
phosphorus loads based on their point of entry to the Spokane River.
City of Everett’s NPDES permit provides example of Ecology integrting use of pollutant equivalency into an NPDES permit.
Sandra Hosking / Down to Earth NW Correspondent –
AutoCraft, located in the Spokane Valley, is one of several Spokane area businesses that have earned the EnviroStar certification for their efforts to improve how they handle hazardous waste.
Ten Spokane-area businesses have become environmental “stars” by earning certification from EnviroStars, a free and voluntary program that evaluates the way companies handle their hazardous waste.