The U.S. Army Corps of Engineers, Jacksonville District, announces public comment on the Draft Supplemental Environmental Assessment (EA) and Proposed Finding of No Significant Impact (FONSI) for proposed design refinements to the Indian River Lagoon - South (IRL-S) Project, specifically to the C-23 and C-24 features in St. Lucie County. The IRL-S Project is one project that is part of the Comprehensive Everglades Restoration Plan (CERP). Public comments are due Wednesday, April 21.