* Refers to emissions from facilities, not all potential sources. This is a relatively new data collection; the apparent increase in emissions from 2010 to 2011 is likely due to improved reporting.
Years Available: 2011–2018
Permanent Link: http://data.sagepub.com/sagestats/4129
General Notes: *Median value gives the value for the "average" county for this metric, the 50th percentile of all counties reporting data. **Values derived by SAGE using the sums of values for facilities listed by county in original data. Visit "Original Link" for full listing of facilities.