Notes
Greenhouse gas (GHG) emissions inventory prepared by Cascadia Consulting Group for the Puget Sound Clean Air Agency (PSCAA), revised June 2018, covering 2015 baseline emissions across King, Kitsap, Pierce, and Snohomish counties. Quantifies emissions by sector: residential and commercial built environment, transportation (road, air, rail, marine), industry, solid waste, water and wastewater, and agriculture and land use change. Includes methodology, data sources, and emissions factors for CO2, CH4, and N2O across natural gas, electricity, and fuel combustion sources.
