Boats lined up for a fishing derby on Potholes Reservoir

Events

Derbies on the water, holiday weekends and the small things in between. Here is what is coming up at the resort.

On The Calendar

The full calendar

  • A fishing boat on Potholes Reservoir on a clear fall morning
    Oct10

    TournamentHappening next

    Fall Walleye Derby

    October 10 to 11, 2026Launch at first light, weigh in at 3:00 PMMarDon boat ramp and marina

    Two days on the dunes and the sand islands, with the scales on the dock both afternoons.

    Learn more
  • A hunter in waders working a flooded shoreline at dawn
    Oct17

    Hunting

    Waterfowl Opener Weekend

    Opening weekend on the Columbia Basin flyway. Early breakfast, late check out.

    October 17 to 18, 2026

    Resort wide

    Learn more
  • Guests roasting marshmallows around a fire outside a lake house
    Oct31

    Family

    Halloween at the Resort

    Decorated sites, trick or treating through the loop and a bonfire after dark.

    October 31, 2026

    Trick or treating from 5:00 PM

    RV loop and the lodge

    Learn more
  • Boats lined up for a fishing derby on Potholes Reservoir
    May22

    Tournament

    Spring Walleye Derby

    Our biggest tournament of the year, run over two days on Potholes Reservoir.

    May 22 to 23, 2027

    Launch at first light, weigh in at 3:00 PM

    MarDon boat ramp and marina

    Learn more
  • A girl holding up a fish she caught on Potholes Reservoir
    Jun12

    Family

    Kids Fishing Day

    Rods, bait and a hand for anyone under twelve who wants to catch their first fish.

    June 12, 2027

    9:00 AM to noon

    The dock and the swim beach

    Learn more
  • Guests gathered around a lakeside campfire in the evening
    Jul03

    Holiday Weekend

    Fourth of July Weekend

    Live music, food on the water and fireworks over the reservoir.

    July 3 to 5, 2027

    Resort wide

    Learn more

Host Or Vend

Bring your event to the lake

Tournaments, club weekends, company gatherings and vendors at our own events. Tell us what you have in mind and we will come back with dates, space and what the resort can cover.

Call
(509) 346-2651
Email
info@mardonresort.com
Find us
8198 Hwy 262 SE, Othello, WA 99344

Send an inquiry

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Stay The Weekend

Make a weekend of it

Most of what is on the calendar runs from a Friday, and the sites and cabins closest to the water go first. Book a spot and you are already here when it starts.