The U. S. Army Corps of Engineers, Omaha District, Denver Regulatory Office will hold a Regulatory Program Workshop on Wednesday, May 24. Depending on demand, an additional workshop could be held on Thursday, May 25. Each workshop will run from 9 a.m. to 4 p.m. at the Denver Regulatory/Tri Lakes Office on Chatfield Reservoir, located at 9307 South Wadsworth Boulevard, Littleton, Colorado.