Outdoor Pool is open June 14the through August 29th. Free with admission with YMCA of Greater Erie Membership; day passes are not available for use at the outdoor pool. Additional Pool Information Open Swim: Monday-Saturday 12-7 p.m. Open swim in Small Pool 1-7 p.m. Open swim in Large Pool Open Swim: Sunday 12-5 p.m. Open swim in both large and small pools Lap Circle Swim (Online Reservation Required): Monday-Friday 11-11:50 a.m. Large Pool 12-12:50 p.m. Large Pool Tuesday-Thursday 7-7:45 p.m. Large Pool Saturday-Sunday 11-11:50 a.m. Large Pool Water Fitness Classes (Online Reservations Required) Monday, Wednesday, Friday 9-9:50 a.m. Shallow Water 10-10:50 a.m. Deep Water Monday, Wednesday 7-7:50 p.m. Shallow/Deep Tuesday, Thursday 10-10:50 a.m. Water Boot Camp