As Maryland's second largest city, it is imperative that the City of Frederick being tracking and managing its role in contributing to global greenhouse gas emissions (GHGs). This report is the City's first greenhouse gas inventory of local government operations and covers the year 2013. With the data sources, methodology, findings, and recommendations collected or generated as a part of this effort, The City of Frederick is better positioned to institutionalize the process of tracking and managing greenhouse gas emissions, energy use, and other resources that will advance sustainability.