2016 98.1% 2015 96.9% 2014 97.8% 2013 97.9% 2012 100 80 60 40 20 0 Natural Gas Delivery, 2012 – 2016 Emergency Response Rate (Receipt to Arrival Within One Hour) Best Practices in Pipeline Integrity and Public Safety Dominion Energy’s safety procedures are among the most stringent in the industry and have been recognized as best practices by the federal agencies that oversee the natural gas industry.