Southern Natural Gas Company

Seventh Revised Volume No. 1

Effective Date: 03/01/2010, Docket: RP09-427-003, Status: Effective

Ninety-Third Revised Sheet No. 15 Ninety-Third Revised Sheet No. 15

Superseding: Ninety-Second Revised Sheet No. 15

FIRM TRANSPORTATION SERVICES (FT) 1/

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(Continued)

Production

Area Zone 1 Zone 2 Zone 3

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Small Shipper Charge 2/

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Maximum/Maximum Including

Surcharges: 55.40¢/55.59¢ 66.30¢/66.49¢ 90.70¢/90.89¢ 124.50¢/124.69¢

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Minimum: 2.7¢ 3.4¢ 5.7¢ 7.1¢

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Small Shipper Backhaul Charge 2/

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Maximum/Maximum Including

Surcharges: 54.20¢/54.39¢ 64.80¢/64.99¢ 88.10¢/88.29¢ 121.30¢/121.49¢

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Minimum Backhaul: 1.5¢ 0.4¢ 1.4¢ 0.8¢

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Fuel Retention:

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Forward Haul Fuel,

Used & Unaccounted For 1.09% 1.09% 1.52% 1.84%

Intrazone Fuel,

Used & Unaccounted For 1.09% 0.41% 0.41% 0.41%

Backhaul Fuel,

Used & Unaccounted For 0.16% 0.16% 0.16% 0.16%

1/ The foregoing rates have been established pursuant to the terms of the Settlement filed in

Docket No. RP09-427 for all Contesting Parties as defined in the Settlement.

2/ Surcharges applicable to service under Rate Schedule FT for shippers designated

as small shippers.

Storage Cost Reconciliation

Mechanism Volumetric Surcharge: $ .000 applicable to each Dth transported.

GRI Surcharge: $ .000 applicable to each Dth transported.

ACA Surcharge: $ .0019 applicable to each Dth transported.