Southern Natural Gas Company 2013 Outage Review Meeting

1. Southern Natural Gas Company2013 Outage Review Meeting Customer con call and Webex March 14, 2013

2. Welcome Tom Dender SNG Gas Control

3. Agenda • Review Unscheduled Outages • Review of Upcoming Outages • March, April & May • North System • South System • South Louisiana • Outages for the reminder of 2013 • North System • South System • South Louisiana • Contacts

4. Disclaimers • Anticipated Impacts are estimates. Actual nominations, market demand, weather and pipeline conditions, etc. will determine if, and through what level, restrictions become necessary. • Unless otherwise stated, all scheduled dates represent gas days as defined in the Southern Natural Gas Pipeline tariff to mean a period of twenty-four consecutive hours, beginning and ending at 9:00 a.m. (Central Clock Time). • Scheduled dates are subject to change. • Projects may be added, altered, delayed or cancelled. • SNG will provide notice of such additions or changes via SoNet Premier postings. • Dates as posted on SoNet should be deemed correct in the event of conflicts between SoNet posted dates and dates within this presentation.

5. Color Key for Maps • Green • No Impact Anticipated • Yellow • Restrictions are possible • With extended duration, restrictions could be necessary from time to time • Meter(s) affected are denoted with (M) • Red • Restrictions are probable

6. Southern Natural Gas Pipeline Chattanooga SC North System Muldon GA MS Aiken ElbaExpress Atlanta Bear Creek Thomaston Elba South System Enterprise Gwinville AL Albany LA Pearl River South Louisiana Franklinton White Castle FL Compressor Station Storage Field LNG

7. Southern Natural Gas Pipeline Unscheduled Outage Update Chattanooga Thomaston unit outage Projected return 03/22/13 Cap reduced up 100 MMcf/d SC Muldon GA MS Aiken ElbaExpress Bear Creek unit outage Projected return April 15, 2013 Atlanta Bear Creek Thomaston Elba Enterprise Gwinville AL Albany LA Pearl River Enterprise unit outage, return to service unknown Cap reduced up 125 MMcf/d Franklinton White Castle FL Franklinton unit outage Projected return April 18, 2013 Compressor Station Storage Field LNG

8. SNG North SystemMaintenance Review April - May Chattanooga Huntsville Muldon Spring Shut-In Test 4/09/13 – 4/15/13 DIQ and DWQ allocated 34% Rome Pell City unit maintenance during April Muldon Storage Atlanta Tarrant Bell Mills Bear Creek Spring Shut-in Test 4/23/13 – 4/29/13 DIQ and DWQ allocated 64% Pell City McConnells MS DeArmanville Louisville Providence GA Reform Pickens Onward Bear Creek Storage AL Bienville Rankin Logansport LA Southern will be conducting other general maintenance during this period Pigging 14” Logansport Line 4/23/13 (M) 540000, 051350 Compressor Station Storage Field

9. SNG South SystemMaintenance Review April- May Thomaston maintenance 4/01/13 – 4/15/13 Cap reduced up to 200 MMcf/d Hartwell Aiken Pressure Test on the 30” South Main 2nd Loop and 24” South Main Loop (one line at a time) 5/01/13 – 6/30/13 Cap reduced up to 170 MMcf/d Atlanta Elba Express GA Enterprise Station Outage 5/06/13 – 5/10/13 Cap reduced up to 400 MMcf/d Ocmulgee Wrens Hallgate AL MS Ellerslie Thomaston Elba Auburn Gallion Selma Elmore Riceboro York Holy Trinity Enterprise Bay Springs Southern will be conducting other general maintenance during this period Albany Gwinville Brookman GwinvilleStation Outage 4/15/13 – 4/19/13 Cap reduced up to 200 MMcf/d Pavo Compressor Station Storage Field LNG

10. SNG South Louisiana System Maintenance Review April - May Gwinville MS LA Pearl River Lacombe Relocated to Enterprise Begins Mid April Franklinton Pressure Test 24” WC-Franklinton Loop Starting April 8 through the end of June Cap reduced up to 400 MMcf/d (M) 601400 Sugar Bowl #6 West Leg Lacombe White Castle East Leg Shadyside White Castle, Shadyside Unit Maintenance Scheduled During Pipeline Outage Toca Compressor Station Storage Field Southern will be conducting other general maintenance during this period

11. SNG North System Maintenance Review remainder of 2013 Chattanooga Muldon Fall Shut-in Test 10/01/13 – 10/07/13 DIQ and DWQ allocated 36% Huntsville Rome Muldon field outage starting 6/24 for 5 days Atlanta Muldon Storage Bell Mills Bear Creek Fall Shut-in Test 10/15/13 – 10/21/13 DIQ and DWQ allocated 64% Pell City McConnells MS Tarrant DeArmanville Providence Louisville GA Reform Pickens Onward Pressure Test 12” Gadsden Branch Loop during the month of July Bear Creek Storage AL Bear Creek 1 unit down starting mid June for 8 weeks Rankin Bienville Pressure Test 2ndNorth Main East of Louisville 2 to 3 week outage Late Summer or Fall North system supply maybe reduced Logansport LA Southern will be conducting other general maintenance during this period Compressor Station Storage Field

12. SNG South SystemMaintenance Review remainder of 2013 Selma unit maintenance 6/03/13 – 6/28/13 Maintenance on the 16” South Main Loop 3 weeks in September Hartwell Aiken Atlanta Enterprise Station Outage 6/10/13 – 6/14/13 and 7/15/13 – October Rose Hill (M) 504001 Cap reduced up to 400 MMcf/d Elba Express Elmore station outage 7/01/13 – 7/15/13 Cap reduced up to 300 MMcf/d GA Ocmulgee Wrens Hallgate AL MS Ellerslie Thomaston Elba Auburn Gallion Selma Elmore Riceboro York Holy Trinity Enterprise Bay Springs Albany Gwinville Auburn unit maintenance 7/15/13 – 7/30/13 Rose Hill M/S (M) 504001, 504002 July Outage Brookman Pavo Compressor Station Storage Field LNG Southern will be conducting other general maintenance during this period

13. SNG South Louisiana SystemMaintenance Review remainder of 2013 Gwinville MS Pearl River Franklinton LA Southern will be conducting other general maintenance during this period West Leg White Castle East Leg Shadyside White Castle, Shadyside Unit Maintenance Mid September - mid October Toca Compressor Station Storage Field

14. Gas Control Contacts Nancy Barton – Manager (713) – 420 – 6191 (office) (713) – 204 – 4815 (cell) nancy_barton@kindermorgan.com Kalman (Kal) Dankovich – Outage Coordinator (713) – 420 – 7522 (office) (205) – 325 – 7305 (Gas Control) kalman_dankovich@kindermorgan.com Jerry Peterson – Operations Analyst (205) – 325 – 7345 (office) (205) – 325 – 7305 (Gas Control) jerry_peterson@kindermorgan.com Paul Reed – Operations Analyst (205) – 325 – 7655 (office) (205) – 325 – 7305 (Gas Control) paul_reed@kindermorgan.com

15. Questions?