EXHIBIT 23.01
 
                        CONSENT OF INDEPENDENT AUDITORS
 
   
We consent to the reference to our firm under the caption 'Experts' in Amendment
No. 2 to the Registration Statement on Form S-3 (File No. 333-27909) and related
Prospectus of Mountain Fuel Supply Company for the registration of $75,000,000
medium-term notes and to the incorporation by reference therein of our report
dated February 7, 1997, with respect to the financial statements of Mountain
Fuel Supply Company included in its Annual Report (Form 10-K/A) for the year
ended December 31, 1996, filed with the Securities and Exchange Commission.
    
 
/S/ ERNST & YOUNG LLP
 
   
July 21, 1997
Salt Lake City, Utah