RAPID CITY, S.D., June 30, 2021 (GLOBE NEWSWIRE) — Black Hills Corp. (NYSE: BKH) today announced that its South Dakota Electric and Wyoming Electric utilities filed a 2021 Integrated Resource Plan for their two electric systems.
RAPID CITY, S.D., June 30, 2021 (GLOBE NEWSWIRE) — Black Hills Corp. (NYSE: BKH) today announced that its South Dakota Electric and Wyoming Electric utilities filed a 2021 Integrated Resource Plan for their two electric systems.