0001130464-03-000112 10-Q 4 20030331 20030515 BLACK HILLS CORP /SD/ 0001130464 4911 460458824 SD 1231 10-Q 34 001-31303 03702870 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 form10q_1st-qtr.htm BHC FORM 10Q 3-31-03 EX-23 3 form10q-1st_ex23.htm CONSENT OF PETROLEUM ENGINEER & GEOLOGIST EX-99 4 ex99_1form10q-march.htm EXHIBIT 99.1 CEO CERTIFICATION EX-99 5 ex99_2form10q-march.htm EXHIBIT 99.2 CFO CERTIFICATION