 The city has a Walmart store , which was built in 1993 as the state 's first such store , serving over 60 @,@ 000 residents . The process of opening the retail facility took various discussions and approvals . Proposals in Omak began around 1992 , in which 93 @,@ 188 square feet ( 8 @,@ 657 @.@ 4 m2 ) of land were expropriated from the Omak Planning Commission . Local retailers feared that the chain would devastate their businesses , although other people felt that it would increase business at other shopping regions in the city . Shortly after its opening , numerous shoppers came to the Omak area looking for items . Walmart hired approximately 200 employees , boosting the city 's economy significantly and becoming among Okanogan County 's largest retailer for a short period . The store was later allowed to remain open for 24 hours per day . 
