Montage of Washington State Park scenes
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Activities and events at Potholes

Activities

TrailsWater ActivitiesOther
• 3 mi. Hiking Trails
Boating (freshwater)
• 4 boat ramps (freshwater)
• 100 feet of dock (freshwater)
• Fishing (freshwater)
• Personal Watercraft (freshwater)
• Swimming (freshwater)
• Water Skiing (freshwater)
• White-water Kayaking
• Bird Watching
• 2 Volleyball Fields
• Wildlife Viewing



Volleyball players must bring their own equipment.

A recreational license is required for fishing and shellfish harvesting at Washington state parks. For regulations, fishing season information or to purchase a recreational license, visit the Washington Department of Fish & Wildlife website.


Events

Free days at state parks: Visit Washington state parks for free. The Discover Pass is not required to visit a state park on ten designated free days in 2013.

The 2013 State Parks free days are as follows:

Jan. 21 – In honor of Martin Luther King Day
March 30 – In honor of Washington State Parks' 100th birthday on March 19
April 27 and 28 – National Parks Week
June 1 – National Trails Day
June 8 and 9 – National Get Outdoors Day and Department of Fish and Wildlife Free Fishing weekend
Aug. 4 – Peak season free day
Sept. 28 – National Public Lands Day
Nov. 9 through 11 – Veteran's Day weekend

Please note: A Discover Pass is still required to access lands managed by the Washington State Department of Natural Resources and the Washington Department of Fish and Wildlife during State Parks free days. For more information, please visit www.discoverpass.wa.gov.

Full list of events at Washington State Parks


Boating Features

Four boat ramps and 100 feet of dock are provided by the park.

Water levels in O'Sullivan Reservoir (Potholes Reservoir) fluctuate dramatically from spring to fall.

A daily watercraft launching permit for $7 and a trailer dumping permit for $5 is available at the park.

Annual permits also may be purchased at State Parks Headquarters in Olympia, at region offices, online, and at parks when staff is available.


Picnic and Day-use Facilities

The park provides three picnic shelters with four tables each, plus 73 unsheltered picnic tables in a lawned, well-shaded area. All day-use facilities are first come, first served. Restrooms are available in the day-use area, located on the banks of the reservoir.