1. Southern Natural Gas Company 2015 Outage Review Meeting Customer con call and Webex February 18, 2015 1

2. Welcome 2

3. Agenda Review Unscheduled Outages Review of Upcoming Outages – February/March & April North System South System South Louisiana – Outages for the remainder of 2015 North System South System South Louisiana Contacts 3

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. 4

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 noted with (M) Red – Restrictions are probable 5

6. Southern Natural Gas Pipeline LA MS AL GA FL Enterprise White Castle Bear Creek Muldon Chattanooga Atlanta Thomaston Albany Elba SC Aiken Elba Express North System South Louisiana South System 6 Compressor Station Storage Field LNG Compressor Station Storage Field LNG Pearl River Franklinton Gwinville Logansport Bienville Onward Pickens Rankin Toca Shady Side Louisville Bay Springs York Gallion Selma Elmore Auburn Holy Trinity Pavo Reform McConnells Providence Tarrant Pell City DeArmanville Bell Mills Rome Ellerslie Ocmulgee Hall Gate Wrens Hartwell Riceboro Brookman

7. Southern Natural Gas Pipeline Unscheduled Outage Update LA MS AL GA FL Enterprise White Castle Bear Creek Muldon Chattanooga Atlanta Thomaston Albany Elba SC Aiken Elba Express North System South Louisiana South System 7 Compressor Station Storage Field LNG Compressor Station Storage Field LNG Pearl River Franklinton Gwinville Logansport Bienville Onward Pickens Rankin Toca Shady Side Louisville Bay Springs York Gallion Selma Elmore Auburn Holy Trinity Pavo Reform McConnells Providence Tarrant Pell City DeArmanville Bell Mills Rome Ellerslie Ocmulgee Hall Gate Wrens Hartwell Riceboro Brookman 8” West Point Line outage. Franklinton unit outage return to service March of 2015 Hall Gate unit outage return to service 3-6-15 Elmore unit outage return to service unknown White Castle unit outage return to service 4-30-15

8. SNG North System Maintenance Review Feb./March & April LA MS AL GA Logansport Bienville Bear Creek Storage Onward Pickens Rankin Louisville Muldon Storage Reform McConnells Providence Tarrant Pell City DeArmanville Bell Mills Rome Compressor Station Storage Field Compressor Station Storage Field Huntsville Chattanooga Atlanta 8 Southern will be conducting other general maintenance during this period Bear Creek unit maintenance one unit at a time Through June of 2015 Pipeline relocation NMLL 4-6-15 to 5-5-15 Hydro-test on NMLL 3-20-15 to 5-5-15 Gadsden Branch loop and Branch line maintenance April to June timeframe Pigging on West Point Loop Line March 3-5, 2015 Bear Creek Spring Shut-in test 4-21-15 to 4-27-15 DIQ and DWQ allocated 64% AL Remediation on Logansport line through 3-6-15 Remediation on 24” NMLL through 4-3-15 Hydro-test on NML 3-16-15 to 4-10-15 Pipeline remediation on NMLL 4-27-15 to 5-3-15 Remediation on NMLL 4-1-15 to 4-16-15 Pipeline maintenance on NML April to June Pipeline relocation on NML 4-6-15 to 4-30-15 Muldon Shut-in test 4-7-15 to 4-13-15 DIQ and DWQ allocated 36%

9. SNG South System M aint. Review Feb./March & April MS AL GA Enterprise Gwinville Selma Auburn Ellerslie Thomaston Ocmulgee Hallgate Wrens Elmore York Gallion Bay Springs Compressor Station Storage Field LNG Compressor Station Storage Field LNG Atlanta Elba Hartwell Elba Express Aiken Holy Trinity Albany Pavo 9 Brookman Riceboro Southern will be conducting other general maintenance during this period Hydro-test SMLL April timeframe Remediation on Montgomery Columbus line 4-1-15 to 4-7-15 Pigging on 30” Riverdale line in March Remediation on 12” Jacksonville line April/May

10. SNG South Louisiana System Maintenance Review Feb./March & April Shadyside White Castle Franklinton Toca Gwinville LA MS Compressor Station Storage Field Compressor Station Storage Field West Leg East Leg White Castle, Shadyside Unit Maintenance April and May West Leg Capacity impact up to 150 MMcf/d 10 Pearl River Southern will be conducting other general maintenance during this period

11. North System remainder of the year Item #24-Hydrotesting the 24” 2ndNML east of Reform compressor station. Capacity impact up to 350 MMcf/d - 5-4-15 to 5-31-15 Item #25-Remediation on the Brunswick line south of Ocmulgee compressor station. April/May timeframe Item #26-Remediation on the 2ndNML west of Louisville compressor station. Capacity impact up to 350 MMcf/d -5-4-15 to 7-5-15 Item #27-Relocation of 24” 2ndNML east of Reform compressor station. Impact up to 350 MMcf/d - May timeframe. Item #28-Remediation on North Main loop line east of Bell Mills compressor station. 5-12-15 to 6-4-15 Item #29-Remediation on North Alabama line. 6-1-15 to 6-14-15 Item #30-Pipeline relocation on the 6” Rome Calhoun line. April to June timeframe Item #31-Pipeline relocation of the Chattanooga Branch and loop line. April to June timeframe. 11

12. North System remainder of the year cont. Item # 32-Remediation on the North Main line east of Dearmanville compressor station. 6-1-15 to 7-1-15 Item # 33-Maintenance on the North Main line east of Tarrant compressor station. 6-15-15 to 6-20-15 Item # 34-Maintenance on the North Main line west of Tarrant compressor station. 6-22-15 to 6-27-15 Item # 35-Maintenance pigging on the Marietta Branch line east of Bell Mills compressor station. June to November timeframe Item # 36-Hydro-test the TCI loop line west of Tarrant compressor station. Fall timeframe Item # 37-Maintenance on the North Main loop line west of Tarrant compressor station. Capacity impact up to 90 MMcf/d - September/October timeframe Item # 38-Hydro-testing on the 2 nd North Main line east of McConnells compressor station. Capacity could be reduced as much as 285 MMcf/d - September/October timeframe 12

13. North System remainder of the year cont. Item # 39-Remediation on the 2 nd North Main line west of Tarrant compressor station. September/October timeframe Item # 40-Remediation on the 2 nd North Main line east of Tarrant compressor station. Capacity could be reduced as much as 245 MMcf/d. September/October timeframe Item #41-Relocation on the Chattanooga Branch line during the last half of the year. Item #42-Fall Storage field Shut-in-tests. Muldon-10-6-15 to 10-12- 15. Bear Creek-10-20-15 to 10-26-15. 13

14. South System remainder of the year Item # 43-Hydro testing on the South Main loop line west of Ellerslie compressor station. Capacity reduced up to 140 MMcf/d. May timeframe. Item # 44-Hydro testing on the Huber #1 line east of Wrens compressor station. May/June timeframe Item # 45-Maintenance on the 10” Macon Branch line. Fall timeframe Item # 46-Upgrade work at Thomaston compressor station. Capacity reduced up to 330 MMcf/d. September/October timeframe Item # 47-Upgrade work at Brookman compressor station. 10-12- 15 to 10-31-15 Item # 48-Upgrade work at Riceboro compressor station. 11-30-15 to 12-31-15 14

15. South Louisiana System remainder of the year Item # 49-Remediation on the Duck Lake to Franklinton line. Capacity could be reduced as much as 40 MMcf/d - May through September Item # 50-Maintenance at White Castle and Shadyside compressor stations. West Leg capacity impact up to 150 MMcf/d - September/October timeframe 15

16. Gas Control Contacts Adam Krustchinsky – Manager (713) – 420 – 3265 (office) (713) – 202-7035 (cell) adam_krustchinsky@kindermorgan.com Kalman (Kal) Dankovich – Outage Coordinator (713) – 420 – 7522 (office) (713) – 420 – 7305 (Gas Control) kalman_dankovich@kindermorgan.com Jimmy Reese – Lead Controller (713) – 420 – 7310 (office) (713) – 420 – 7305 (Gas Control) jimmy_reese@kindermorgan.com Daniel Mitchell – Lead Controller (713) – 420 – 5874 (office) (713) – 420 – 7305 (Gas Control) daniel_mitchell@kindermorgan.com 16

17. Questions? 17