 RAPID CITY, S.D., July 05, 2022 GLOBE NEWSWIRE -- Black Hills Corp. NYSE: BKH will announce its 2022 second quarter earnings after the market closes Wednesday, Aug. 3, 2022, and will host a live conference call and webcast at 11 a.m. EDT on Thursday, Aug. 4, 2022, to discuss the companys financial results. 