A Targeted Brownfields Assessment (TBA) is conducted at no-cost to eligible entities and includes a record review of historic land use, asbestos survey, geophysical survey, and limited on-site sampling and laboratory analysis, to determine the level and probable extent of possible soil and groundwater contamination. Other services include those required for participation in the Abandoned Gas Station Cleanup program. Please contact Dan Tjoelker at 616-644-3750 or daniel.tjoelker@epa.ohio.gov