Potholes State Park is a 640-acre camping park with 6,000 feet of freshwater shoreline on Potholes Reservoir (also known as O'Sullivan Reservoir). Potholes Reservoir is often confused with the Pothole Lakes themselves, which are a 30- to 45-minute drive from the park. The terrain is desert with freshwater marshes.A vehicle parking permit is no longer required for day visits.
Hours + Fees
Hours:
Summer: 6:30 a.m. to dusk.Winter: 8 a.m. to dusk.
Season:
Year-round
Amenities
Amenities:
Campground Picnic Area(s)
Map + Directions
Basic Directions
Located 17 miles southwest of Moses Lake, Wash., just east of the Cascades.From I-90:Take exit 179 at Moses Lake and follow signs to park.
From the south:Take Hwy. 17 and turn west on Hwy. 262 (O'Sullivan Dam Rd.). Or take Hwy. 26 and turn east onto Hwy. 262 (O'Sullivan Dam Rd.). Each direction is well signed.
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Utah - Life Elevated Statewide
Utah - Life Elevated
StatewideWith five national parks and more than 40 state parks, Utah offers a wealth of outdoor activities for families & adventurers alike. Order your free Travel Guide today. Request this Free Visitor GuideRequested!You're all set! Request a few more Visitor Guides, or complete the form below to receive your guides by mail.
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Maverick Helicopters
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Lake Havasu City Western Arizona
Lake Havasu City
Western ArizonaWelcome to Lake Havasu City…where you can Play Like You Mean It®! Located on the Arizona shoreline of Lake Havasu, Lake Havasu City is a destination for boaters, water sport enthusiasts, hikers, nature lovers, car enthusiasts and history buffs. It attracts 775,000 visitors a year with its calm waters, beautiful beaches and desert weather with more than 300 sunny days a year. Request this Free Visitor GuideRequested!You're all set! Request a few more Visitor Guides, or complete the form below to receive your guides by mail.
Utah - Life Elevated Statewide
Utah - Life Elevated
StatewideWith five national parks and more than 40 state parks, Utah offers a wealth of outdoor activities for families & adventurers alike. Order your free Travel Guide today. Request this Free Visitor GuideRequested!You're all set! Request a few more Visitor Guides, or complete the form below to receive your guides by mail.
Specialty Guides
Maverick Helicopters Nevada, Arizona, Hawaii, and California
Maverick Helicopters
Nevada, Arizona, Hawaii, and CaliforniaUnforgettable Tours Offered in Nevada, Arizona, Hawaii, and California. Request this Free Visitor GuideRequested!You're all set! Request a few more Visitor Guides, or complete the form below to receive your guides by mail.
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