2025 Professional Geologists of Indiana and Indiana Geologists Annual Meeting Additional detail will be provided closer to the event date.

Come join the PGI on Saturday September 20th for the 2025 Annual Fall Field Trip. This year we will explore the geologic wonders of the Cagles Mill Lake.

Discussions will include the development of beach ridges in response to quasi-periodic lake-level change, dune development during the late Holocene, vibracoring, optically stimulated luminescence dating, ground penetrating radar, and unexpected hazards in an active dune.