Washington-area residents who don’t want to travel too far to swim in open water, without walls, lane ropes or black lines on the bottom of the pool, have plenty of options for racing this year. Although the Chesapeake Bay Swim, the premier open-water race in the area, is already full, there are other options. Plan to sign up soon because these fill up quicker and quicker every year. May 2: Nanticoke Triathlon, Bivalve, Md. The Nanticoke River Swim & Triathlon Association holds this open-water swim and triathlon early in the season. Swimmers can choose between a 3-mile and a half-mile swim. The water temperature is expected to be 62.

Info: nanticokeriverswimandtri.com.