Exhibit 99.1

Whiting USA Trust I

Whiting USA Trust I Announces Trust Quarterly Distribution

WHITING USA TRUST I
The Bank of New York Mellon Trust Company, N.A., Trustee

		NEWS
		RELEASE

FOR IMMEDIATE RELEASE

Austin, Texas, November 6, 2009 — Whiting USA Trust I (NYSE Symbol — WHX) announced the Trust distribution of Net Profits for the third quarterly Payment Period of 2009.

Unitholders of record on November 19, 2009 will receive a distribution amounting to $8,441,096 or $0.608855 per unit payable November 30, 2009.

Volumes, Price and Net Profits for the Payment Period were:

Sales Volumes:
Oil (Bbls)			207,266
Natural Gas (Mcf)			878,506
Total (BOE)			353,683
Average Sales Prices:
Oil (per Bbl)		$	56.11
Natural Gas (per Mcf)		$	3.18
Gross Proceeds:
Oil Sales		$	11,630,683
Natural Gas Sales			2,795,051
Total Gross Proceeds		$	14,425,734
Costs:
Lease Operating Expense		$	6,194,008
Production Taxes			1,056,035
Realized Gains on Hedge Settlements			(2,584,702	)
Total Costs		$	4,665,341
Net Profits		$	9,760,393
Percentage allocable to Trust’s			90	%
Net Profits Interest
Total cash available for the Trust		$	8,784,354
Provision for estimated Trust expenses			(275,000	)
Montana state income tax withheld			(68,258	)
Net cash proceeds available for distribution		$	8,441,096
Trust units outstanding			13,863,889
Cash distribution per Trust unit		$	0.608855

This press release contains forward-looking statements, including all statements made in this press release other than statements of historical fact. No assurances can be given that such statements will prove to be correct. The announced distributable amount is based, in part, on the amount of cash received or expected to be received by the Trust from Whiting Petroleum Corporation pursuant to the net profits interest with respect to the relevant quarterly period. Any differences in actual cash receipts by the Trust could affect this distributable amount. Other important factors that could cause actual results to differ materially include expenses of the Trust, fluctuations in oil and natural gas prices, uncertainty of estimates of oil and natural gas reserves and production, risks inherent in operation and production of oil and gas properties and future production costs. Statements made in this press release are qualified by the cautionary statements made in this press release. The Trustee does not intend, and assumes no obligation, to update any of the statements included in this press release.

Contact:		Whiting USA Trust I
		The Bank of New York Mellon Trust Company, N.A., as Trustee
		Mike Ulrich
		(512) 236-6599
		919 Congress Avenue, Austin, TX 78701
		www.businesswire.com/cnn/whx.htm