Pricing Supplement Dated September 30, 1998        Rule 424(b)(5)
No. 001                                            File No. 333-61621

(To Prospectus dated September 2, 1998)

QUESTAR PIPELINE COMPANY

Medium-Term Notes, Series A, Due From Nine Months
to 30 Years from Date of Issue

Fixed Rates                                       Principal Amounts
6.00%                                             US$ 10,000,000
               
Trade Date:September 30, 1998           Original Issue Date: October 5, 1998
Interest Rate:  6.00%
Issue Price: 100% of Principal Amount   Stated Maturity: October 6, 2008
Regular Record Dates:                   May 15 and November 15

Selling Agent's Discount                Interest Payment Dates:
or Commission: $62,500                  June 1 and December 1

Net Proceeds to Company: $9,937,500

                                                                              
Forms:     The Notes are registered in Book-Entry form
           
Optional
Redemption: The Notes will be redeemable as a whole or in part, at the  
option of the Company at any time, at a redemption price equal to the 
greater of (i) 100% of the principal amount of such Notes and (ii) the 
sum of the present values of the remaining scheduled payments of 
principal and interest thereon discounted to the redemption date on a 
semiannual basis (assuming a 360-day year consisting of twelve 30-day 
months) at the Treasury Rate plus twenty (20) basis points, plus in 
each case accrued interest thereon to the date of redemption.

"Treasury Rate" means, with respect to any redemption date, 
the rate per annum equal to the semiannual equivalent yield to 
maturity of the Comparable Treasury Issue, assuming a price for the 
Comparable Treasury Issue (expressed as a percentage of its principal 
amount) equal to the Comparable Treasury Price for such redemption 
date. 

"Comparable Treasury Issue" means the United States 
Treasury security selected by an Independent Investment  Banker as 
having a maturity comparable to the remaining term of the Notes to be 
redeemed that would be utilized, at the time of selection and in 
accordance  with customary financial practice, in pricing new issues 
of corporate debt securities of a comparable maturity to the remaining 
term of such Notes. "Independent Investment Banker" means one of the 
Reference Treasury Dealers appointed by the Trustee after consultation 
with the Company. 
           
"Comparable Treasury Price" means, with respect to any 
redemption date, the average of the Reference Treasury Dealer 
Quotations for such redemption date.  "Reference Treasury Dealer 
Quotations" means, with respect to each Reference Treasury Dealer and 
any redemption date, the average, as determined by the Trustee, of the 
bid and asked prices for the Comparable Treasury Issue (expressed in 
each case as a percentage of its principal amount) quoted in writing 
to the Trustee by such Reference Treasury Dealer at 3:30 p.m. New York 
time on the third business day preceding such redemption date.
 
"Reference Treasury Dealer" means each of Merrill Lynch, 
Pierce, Fenner & Smith Incorporated and Salomon Smith Barney Inc. and 
their respective successors; provided, however, that if any of the 
foregoing or their affiliates shall cease to be a primary U.S. 
Government securities dealer in The City of New York (a "Primary 
Treasury Dealer"), the Company shall substitute therefor another 
Primary Treasury Dealer.
 
Notice of any redemption will be mailed at least 30 days 
but not more than 60 days before the redemption date to each holder of 
Notes to be redeemed.
 
Unless the Company defaults in payment of the redemption 
price, on and after the redemption date interest will cease to accrue 
on the Notes or portions thereof called for redemption. 

Sinking Fund/Repayment Provision: Not applicable

Redemption Percentage:  See above

Annual Redemption Percentage:  See above

Redemption Commencement Date:  See above

Redemption Date:  See above

Redemption Price:  See above

Repayments:  Other than pursuant to Optional Redemption, the Notes 
             cannot be repaid prior to Stated Maturity.

Agent:     Merrill Lynch & Co.

Other Provisions: Terms are not completed for certain items above 
either because such items are not applicable or because the terms are 
as specified in the Prospectus.