Park Office - Watkins Mill

April 15-Oct. 31 (On-Season)

8 a.m. to 5 p.m., Monday through Friday

9:30 a.m. to 5 p.m., Saturday

10:30 a.m. to 5 p.m., Sunday

Nov. 1-April 14 (Off-Season)

8 a.m. to 4:30 p.m., Monday through Friday

9:30 a.m. to 4:30 p.m., Saturday

10:30 a.m. to 4:30 p.m., Sunday