Questar Overthrust Pipeline Company

Second Revised Volume No. 1-A

 Contents / Previous / Next / Main Tariff Index

Effective Date: 10/01/2009, Docket: RP09-1029-000, Status: Effective

Fourth Revised Sheet No. 4 Fourth Revised Sheet No. 4

Superseding: Third Revised Sheet No. 4

STATEMENT OF RATES

Rate Schedule/

Type of Charge $/Dth

Systemwide Reservation Charge

Maximum 6/ $2.16400

Minimum $0.00000

Wamsutter Expansion Reservation Charge

Maximum 6/ $3.44091

Minimum $0.00000

Systemwide Usage Charge $0.00000

Wamsutter Expansion Usage Charge $0.00100

Systemwide Authorized Overrun Charge

Maximum $0.07120

Minimum $0.00000

Wamsutter Expansion Authorized Overrun Charge

Maximum $0.11413

Minimum $0.00100

Systemwide Unauthorized Overrun Charge 4/

Critical $10.00000

Non-Critcal $0.07120

Wamsutter Expansion Unauthorized Overrun Charge 4/

Critical $10.00000

Non-Critcal $0.11413

Rate Schedule IT

Usage Charge

Maximum $0.07120

Minimum $0.00000

Unauthorized Overrun Charge 4/

Critical $10.00000

Non-Critcal $0.07120

Optional Volumetric Releases 1/

Systemwide Firm transportation - FT

Maximum 6/ $0.07120

Minimum $0.00000

Systemwide Usage Charges applicable to volumetric releases 5/

Maximum $0.00000

Minimum $0.00000

Wamsutter Expansion Firm transportation - FT

Maximum 6/ $0.11313

Minimum $0.00000

Wamsutter Expansion Usage Charges applicable to volumetric releases 5/

Maximum $0.00100

Minimum $0.00100

Gas Used, Lost, Gained or Unaccounted-for Gas will be assessed pursuant to Section 35 of the

General Terms and Conditions and as posted in the Informational Postings section of Overthrust's

web site.

Other Charges

Marketing Fee: As negotiated between Overthrust and shipper when Overthrust actively

markets shipper's released capacity.

Request for Firm Service Fee: 2/

Imbalance Charge: 3/