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Title

Life Cycle Assessment of Spokane Waste Management Options

 
Publication number Date Published
23-07-063March 2024
VIEW NOW Life Cycle Assessment of Spokane Waste Management Options (Number of pages: 60) (Publication Size: 5983KB)




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Author(s) CDM Smith
Description The State of Washington adopted the Washington Clean Energy Transformation Act (CETA) in 2019 which requires that electricity sold to Washington residents be greenhouse gas (GHG) neutral by January 1, 2030. Through December 31, 2044, a utility can provide up to 20 percent (%) of its electricity through alternative compliance options, which include electricity from an energy recovery facility using municipal solid waste as the principal fuel source, provided the facility was constructed before 1992 and is operated in compliance with federal laws and regulations and meets state air quality standards.

Additionally, an electric utility may only use electricity from an energy recovery facility, provided it results in a net reduction in greenhouse gas emissions compared to other available waste management best practices. The determination of net reduction must be based on an emissions life cycle assessment (LCA) comparing the energy recovery facility to other waste management practices available to the jurisdiction in which the facility is located. The Spokane Waste-to-Energy Facility (WTEF) was constructed in 1991, operates in compliance with federal laws and regulations and meets state air quality standards and receives approximately 250,000 short tons per year (tpy) of waste. and can generate approximately 150 gigawatt hours of electricity per year.

The Washington Department of Ecology (Ecology) hired CDM Smith to perform an emissions LCA of WTEF to determine its eligibility as an alternative compliance option under CETA. The LCA compared WTEF to three municipal solid waste (MSW) landfills in the Spokane region as landfilling was determined to be the only available best management practice alternative for managing the current waste stream going to WTEF.
NOTES An appendix supporting this work is listed as ECY 23-07-064.
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Keywords Spokane, greenhouse gas, emissions, greenhouse gases, waste management, report, study, landfill, emission, greenhouse gas emissions
RELATED PUBLICATIONS Title:

Appendix to Life Cycle Assessment of Spokane Waste Management Options