HARRISBURG, Pa. - A unanimous Pennsylvania Commonwealth Court panel, in an opinion issued April 9, affirmed that records created by the state Department of Environmental Protection during the investigation of a chemical release and fire at a natural gas well site are exempt from public review under the noncriminal investigation exception to the state right-to-know act (Christopher Heavens v. Pa. Department of Environmental Protection, No. 12-912, Pa. Cmwlth.; 2013 Pa. Commw. LEXIS 96).