Panther Interstate Pipeline Energy, LLC

Transactional Information Interruptible Service (IT):

Duns ID*** Contract # ***** Shipper Name ***** Rate*******Eff. Date****** MDQ * Receipt* Delivery*Affliate

7909948 * 5201-001-HI116 * Mariner Energy** $.0277/Dt * 02/01/09-02/01/11* 4,500 * 906008 * 593001* None

---------*5201-004-HI37**** Hillcorp Energy * $.0277/Dt * 02/01/09-02/01/11*15,000 ** 37563* 593001* None