Southern Natural Gas Company

Seventh Revised Volume No. 1

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

Seventeenth Revised Sheet No. 27 Seventeenth Revised Sheet No. 27

Superseding: Sixteenth Revised Sheet No. 27

SETTLEMENT RATES 1/

FIRM TRANSPORTATION SERVICES (FT)

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

(Continued)

Production

Area Zone 1 Zone 2 Zone 3

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

Small Shipper Charge 2/

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

Maximum/Maximum Including

Surcharges: 47.90¢/48.09¢ 54.40¢/54.59¢ 72.10¢/72.29¢ 95.80¢/95.99¢

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

Minimum: 4.1¢ 4.5¢ 5.8¢ 6.6¢

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

Small Shipper Backhaul Charge 2/

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

Maximum/Maximum Including

Surcharges: 47.90¢/48.09¢ 54.40¢/54.59¢ 72.10¢/72.29¢ 95.80¢/95.99¢

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

Minimum Backhaul: 4.1¢ 4.5¢ 5.8¢ 6.6¢

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

Fuel Retention:

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

Forward Haul Fuel,

Used & Unaccounted For 1.47% 1.47% 1.90% 2.22%

Intrazone Fuel,

Used & Unaccounted For 1.47% 0.50% 0.50% 0.50%

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 applicable to all Supporting and Non-Opposing Parties as defined in the Settlement. Such

rates shall remain in effect until superseded by new rates placed into effect consistent with the

provisions of the Docket No. RP09-427 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.