Transcontinental Gas Pipe Line Company, LLC

Fourth Revised Volume No. 1

 Contents / Previous / Next / Main Tariff Index

Effective Date: 04/01/2010, Docket: RP10-395-000, Status: Effective

Fourth Revised Sheet No. 55 Fourth Revised Sheet No. 55

Superseding: Third Revised Sheet No. 55

FIRM TRANSPORTATION SERVICE RATES

UNDER RATE SCHEDULE FT APPLICABLE TO

SENTINEL EXPANSION PROJECT (SENTINEL)

FIRM TRANSPORTATION SERVICE

Incremental Sentinel Annual Firm Transportation

-----------------------------------------------

Maximum Minimum

Daily Daily

Rate Rate

------- -------

($) ($)

Non-New York Deliveries:

Reservation Rate per dt - Zone 5 - 6:

Base Rate 0.73632 0.00000 1/

Electric Power Unit Rate 0.00126 0.00126

------- -------

Total Reservation Rate 0.73758 0.00126

Reservation Rate per dt - Zone 6 - 6:

Base Rate 0.73632 0.00000 1/

Electric Power Unit Rate 0.00049 0.00049

------- -------

Total Reservation Rate 0.73681 0.00049

New York Deliveries:

Reservation Rate per dt - Zone 5 - 6:

Base Rate 1.32214 0.00000 1/

Electric Power Unit Rate 0.00126 0.00126

------- -------

Total Reservation Rate 1.32340 0.00126

Reservation Rate per dt - Zone 6 - 6:

Base Rate 1.32214 0.00000 1/

Electric Power Unit Rate 0.00049 0.00049

------- -------

Total Reservation Rate 1.32263 0.00049

Meter Station Surcharge Rates:

In addition to the reservation rates stated above, the meter station surcharge rates shall apply

to the following customers' Sentinel contract demand entitlements (dt/d):

Maximum Minimum

Buyer Rate Rate

------------------------------ ------- -------

($) ($)

Delmarva Power & Light Company 2/ 0.09778 0.00000 1/

Pivotal Utility Holdings, Inc. 2/ 0.22511 0.00000 1/

PSEG Power, LLC 2/ 0.13551 0.00000 1/

See footnotes on the following Sheet No. 55A.