0001130464-09-000192 11-K 2 20081231 20090629 20090629 BLACK HILLS CORP /SD/ 0001130464 4911 460458824 SD 1231 11-K 34 001-31303 09916182 625 9TH STREET PO BOX 1400 RAPID CITY SD 57709 6057212343 625 9TH STREET PO BOX 1400 RAPID SD 57709 BLACK HILLS HOLDING CORP 20001222 11-K 1 form11k_clfp6-09.htm CHEYENNE, LIGHT, FUEL AND POWER COMPANY RETIREMENT SAVINGS PLAN EX-23 2 clfp_consent.htm DELOITTE AND TOUCHE CONSENT FOR CLF&P