The Environmental Quality Board amended 25 Pa. Admin. Code Ch. 250, Administration of the Land Recycling Program. Changes update the standards related to cleanup of contaminated sites under the Land Recycling Act. The Land Recycling Act requires the Board to establish by regulation uniform statewide health-based standards so that any substantial present or probable future risk to human health and the environment is eliminated. http://www.pabulletin.com/secure/data/vol41/41-2/39.html.