QUESTAR BOARD DECLARES 231ST
CONSECUTIVE DIVIDEND WITHOUT A REDUCTION

SALT LAKE CITY — Questar Corp.'s board of directors today approved an $.18 (18-cent) quarterly common stock dividend. The dividend — payable Sept. 16, 2002, to shareholders of record on Aug. 23, 2002 — is the same as the previous quarter's and one-half cent higher than a year earlier (17.5 cents). This is the company's 231st consecutive dividend without a reduction.

Questar is a $3.1 billion diversified natural gas company headquartered in Salt Lake City. Through subsidiaries, it engages in gas and oil development and production; gas gathering, processing and marketing; interstate gas transmission and storage; retail gas distribution; retail energy services; and information systems and technologies.