Registration ends Wednesday at noon for those who want to participate in the Step Outdoors Tryathlon or only do the 5K Trail Run/Walk on Saturday, Sept. 17 at Hills Creek State Park in Wellsboro.

Registration is online at www.stepoutdoors.org. There are no competitive categories in the Tryathlon and 5K. Every finisher will receive a medallion.

Individuals of all ages can take part.

Check-in will be from 8:30 a.m. to 9:30 a.m. on Sept. 17 at the tent between the park’s bathhouse and concession stand. On race day at check-in any surplus event T-shirts will be available to those who did not register by Aug. 31. Individuals who register online for the 5K Trail Run/Walk only will pay a $25 entry fee; to do the three legs of the Tryathlon solo, a $30 entry fee; and to do the Tryathlon as a member of a two- or three-person team, a $60 entry fee. There is also a processing fee.