Location data for exploratory, sciencific, or engineering borings conducted statwide since the early 1900s. Drill Core and/or other samples from a large number of these borings...

A County Geologic Atlas is a systematic study of a county's geologic and ground water resources. Geologic studies (Part A) include both near-surface deposits and bedrock. Ground...

A County Geologic Atlas is a systematic study of a county's geologic and ground water resources. Geologic studies include both near-surface deposits and bedrock. Ground water...