The Mill River Wetland Committee, an environmental and educational organization, will host its annual meeting on Tuesday evening, March 31, at 7 p.m. in the Memorial Room of the Fairfield Main Library, 1080 Old Post Road.

The meeting will feature a presentation on the ongoing dredging of the river to remove lead contamination from the former Exide Battery plant, the group said.

The presentation will be made by Barry Culp, senior project manager for TRC Environmental Corp., the Wisconsin company performing the cleanup.

For information on the committee, visit www.riverlab.org.