With about 60 percent of Dutchess County residents getting their water supply from groundwater — interest in keeping it clean and abundant, especially with increased pollution, is important to many residents.

On Oct. 29, the Groundwater 2005 Conference will be held at Vassar College in Poughkeepsie from 8:30 a.m. to 4:30 p.m.

Eleven geologists, environmental consultants, hazardous waste engineers, research scientists, state officials and other speakers will present information. The conference is intended for the public, politicians, developers and members of planning and zoning boards.