0001130464-04-000274 10-Q 7 20040630 20040809 BLACK HILLS CORP /SD/ 0001130464 4911 460458824 SD 1231 10-Q 34 001-31303 04959461 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 10-Q 1 form10-q_2ndqtr.htm BHC 2ND QTR FORM 10-Q EX-10 2 ex10-1_2ndqtr10q.htm MULTI-YEAR CREDIT AGREEMENT EX-10 3 ex10-2_10q2nd.htm 364-DAY CREDIT AGREEMENT EX-31 4 ex31-1_2ndqtr.htm CEO SECTION 302 CERTIFICATION EX-31 5 ex31-2_2ndqtr.htm CFO SECTION 302 CERTIFICATION EX-32 6 ex32-1_2ndqtr.htm CEO SECTION 906 CERTIFICATION EX-32 7 ex32-2_2ndqtr.htm CFO SECTION 906 CERTIFICATION