 RAPID CITY, S.D., Aug. 23, 2021 GLOBE NEWSWIRE -- Black Hills Corp. NYSE: BKH today announced the pricing of a registered public debt offering of 600 million aggregate principal amount of 1.037 senior unsecured notes due Aug. 23, 2024. The notes include an optional redemption provision and may be redeemed, in whole or in part, without premium, on or after Feb. 23, 2022. Black Hills Corp. expects the offering to close on Aug. 26, 2021, subject to satisfaction of customary closing conditions. 