Arlen Wallum

Arlen Wallum ObituaryObituary published on Legacy.com by Osthus Funeral Home - De Smet on Mar. 8, 2026.Arlen L. Wallum, 77, of De Smet, SD, passed away on Monday, March 2, 2026, at Avera McKennan Hospital in Sioux Falls, SD.Public Visitation will be held from 5:00-8:00 PM on Friday, March 20, 2026, at Crawford-Osthus Funeral Chapel in De Smet, SD, with Memory Sharing from 7:00-8:00 PM.Private Funeral Services will be held with a recording of the service posted to his obituary page on www.crawfordosthus.com for the public. A Celebration of Life for friends and family is planned for Summer 2026 at Wallum Farms in De Smet, SD (date pending).Private Burial at De Smet Cemetery in De Smet, SD.The family requests donations made in Arlen's memory to Watertown Humane Society or Sioux Empire PitRescue in lieu of flowers. In person donations to a South Dakota State Memorial Fund in Arlen's name can be made at the March 20th Visitation, Summer 2026 Celebration of Life or mailed to the funeral home at PO BOX 115 in De Smet, SD. For any help or questions about donations, contact [email protected].You can also donate online to: The Watertown Humane Society https://watertownpaws.org/give and The Sioux Empire PitRescue: https://www.pitrescue.org/donateArrangements entrusted to Crawford-Osthus Funeral Chapel www.crawfordosthus.comTo send flowers to the family or plant a tree in memory of Arlen Wallum, please visit our floral store.To plant trees in memory, please visit the Sympathy Store.