The Department of Environmental Protection is seeking public comment on its 2015 Annual Ambient Air Monitoring Network Plan. The plan has been updated to address changes made in the state's air monitoring network, and to identify changes that are anticipated to occur in the remainder of 2015 and in 2016. The deadline for comment is June 16, 2015. See http://www.pabulletin.com/secure/data/vol45/45-20/917.html.