American Midstream (Midla), LLC

Sixth Revised Volume No. 1

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Effective Date: 05/01/2010, Docket: RP10-483-000, Status: Effective

Original Sheet No. 4 Original Sheet No. 4

Firm Transportation Rate Schedules

($ Per MMBtu)

Base Maximum Minimum

Tariff Rate ACA Rate Rate Rate

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

Rate Schedule FTS 1_/

Reservation $ 8.2480 $ 0.0000 $ 8.2480 $ 0.0000

Commodity $ 0.0015 $ 0.0019 $ 0.0034 $ 0.0034

Small Customer Rate Option $ 1.0058 $ 0.0019 $ 1.0077 $ 0.0034

Rate Schedule FTS-OSF

Reservation $ 1.4716 $ 0.0000 $ 1.4716 $ 0.0000

Commodity $ 0.0000 $ 0.0019 $ 0.0019 $ 0.0019

Rate Schedule NNS

Reservation $ 8.6005 $ 0.0000 $ 8.6005 $ 0.0000

Commodity $ 0.0015 $ 0.0019 $ 0.0034 $ 0.0034

Small Customer Rate Option $ 1.6648 $ 0.0019 $ 1.6667 $ 0.0034

1_/ Ninety percent (90%) of interruptible revenues, net actual costs, will be refunded to

Customers receiving service pursuant to a firm Rate Schedule