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Exhibit 23.03

ENGINEER'S CONSENT

        As independent petroleum engineers, we hereby consent to the reference of our appraisal reports for Questar Exploration and Production Company as the years ended December 31, 1998, 1999, and 2000, incorporated herein by reference.

Ryder Scott Company, L.P.

/s/  RYDER SCOTT COMPANY. L.P.

Denver, Colorado
February 22, 2002

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Exhibit 23.03

ENGINEER'S CONSENT