D E P E N D A B L E N A T U R A L G A S Customer Webex July 25 th, 2013

2 Review of Upcoming Outages August & September Q&A

3 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 Tennessee Gas Pipeline tariff to mean a period of twenty-four consecutive hours, beginning and ending at 9:00 a.m. (Central Clock Time).

4 Scheduled dates are subject to change. Projects may be added, altered, delayed or cancelled. TGP will provide notice of such additions or changes via PASSKEY postings. Dates as posted on PASSKEY should be deemed correct in the event of conflicts between PASSKEY posted dates and dates within this presentation.

5 Green No Impact Anticipated Yellow Restrictions are possible, but not likely With extended duration, restrictions could be necessary from time to time (M) denotes that meter(s) may be impacted, refer to EBB posting Red Restrictions are probable

6 Div 5 & 6 – August Outages Cleaning Pig 409A-1101 to 409A-1102 (8/20/2013-8/21/2013) Hydrotest 40-3 to 41-3 (7/8/2013-8/27/2013) ILI Pigging 4-3 to 9-3S (8/6/2013-8/8/2013) ESD Test Sta. 409 ESD (8/6/2013-8/7/2013) Sta. 409A ESD (8/8/2013-8/9/2013 Class change to (7/15/2013-8/7/2013) Unit Maintenance Sta. 409A (8/14/2013-8/21/2013) ILI Pigging MLV to (8/6/2013)(M) Hot Tap (M) 8-1 to 9-1 (7/26/2013-7/27/2013)

Outages – Offshore Outages Sta 523 – Unit Outage (4/11/2013-8/10/2013) 507F-100 (Grand Chenier) -- SAM Sale Outage (7/22/2013-7/31/2013) (M) Sta Station & Line Tie-ins (7/24/2013-8/10/2013)(M) Sta. 523 (36") Line outage - SAM Sale Outage (6/22/2013-8/10/2013)(M)

8 Div 8 & 9 – August Outages Bi-Directional Operation Sta 555 (5/29/2013-8/13/2013) Hydrotest to (6/15/2013-8/15/2013) Purchase Power Upgrade Sta. 834 (7/15/2013-7/29/2013) Rosehill Class Change 558 to 860 (Line 2 & 3) (7/15/ /1/2013) Anomaly Remediation 72-1 to 77-1A (7/8/2013-8/16/2013) Station Maintenance Sta. 843 (8/30/2013) Station Maintenance Sta. 834 (8/7/2013)

9 Div 10 (200 Line) – August Outages Anomaly Remediation to (11/16/ /31/2013) to (8/15/ /31/2013) to 208-2(8/15/ /31/2013) to (3/7/2012-8/15/2013) Hydrotest MLV 200-1A to (7/18/2013-9/4/2013) MLV to (8/5/ /11/2013) MLV to (8/2/ /19/2013) to (8/5/ /11/2013) Pipe Replacement MLV (8/5/ /11/2013) MLV 212-4(8/5/ /11/2013) Station 219 Maintenance ESD (8/15/2013)

10 Div 10 (200 Line) – August Outages Unit Maintenance Sta 266A (8/13/2013-8/16/2013) Sta 266A (8/19/2013-8/23/2013) Anomaly Remediation 268A to 268A-103 (Fitchburg) (7/15/2013-8/16/2013) to 270C-101 (Beverly Salem) (8/12/2013-8/23/2013) 270B to 270B-103 (Concord) - (6/17/2013-8/2/2013) Anomaly Remediation 256-3A to (8/26/2013-8/30/2013) Station Maintenance Sta 267 (8/27/2013-8/28/2013)

11 Div 10 (300 Line) – August Outages Station 323A NEUP Station (8/5/ /7/2013) Pig installation (8/19/2013-8/29/2013) NEUP Tie-Ins (8/20/2013-8/30/2013) (8/15/2013-8/21/2013) Station 313 MPP Station (8/12/2013-8/30/2013) Station 319 NEUP (8/15/ /25/2013) Station 321 NEUP (7/15/2013-8/5/2013) Maintenance Pigs to (8/30/2013) Station Maintenance Sta 303 – MPP (8/5/2013-8/10/2013)

12 Div 5 & 6 – September Outages ILI Pigging 409A-1101 to 409A-1102 (9/24 /2013-9/26/2013) Station 40 Maintenance (9/2/2013-9/20/2013) ILI Pigging MLV to (9/10/2013)(M) Maintenance Pig Carthage Line (9/17/2013) (M) ILI Pigging MLV 507G-100 to 507G-109 (9/25/2013)(M)

13 Div 8 & 9 – September Outages Rosehill Class Change 558 to 860 (Line 2 & 3) (7/15/ /1/2013) Anomaly Remediation 69-2 to 78-2 (9/23/ /17/2013) ILI Pig to 114-2S (9/1/2013-9/2/2013) (M) Pressure test 63-4 to 64-4 (9/1/2013-9/30/2013) (M)

14 Div 10 (200 Line) – September Outages Anomaly Remediation to (11/16/ /31/2013) to (8/15/ /31/2013) to 208-2(8/15/ /31/2013) to 212-1(9/1/2013-9/15/2013) to 212-2(9/15/2013-9/30/2013) Station 219 Maintenance MPP (9/8/2013-9/27/2013) Hydrotest MLV 200-1A to (7/18/2013-9/4/2013) MLV to (8/5/ /11/2013) MLV to (8/2/ /19/2013) to (8/5/ /11/2013) Pipe Replacement MLV (8/5/ /11/2013) MLV 212-4(8/5/ /11/2013) Station 209 Maintenance MPP (9/4/ /8/2013) Anomaly Remediation to (9/1/ /1/2013) to (9/1/ /1/2013)

15 Div 10 (200 Line) – September Outages Unit Maintenance Sta. 241 (9/9/2013-9/13/2013) Sta. 261 (9/5/ /13/2013) Sta. 261 (9/16/ /20/2013) Sta. 261 (9/3/ /4/2013) Sta. 261 (9/30/ /4/2013) Sta. 264 (9/23/ /24/2013) Sta. 264 (9/25/ /26/2013) ESD Sta 230C (9/17/2013) Sta 237 (9/24/2013) Sta 266A (9/17/ /18/2013) Class Change 230B-200 Niagara Spur Loop Line (9/16/ /7/2013) Anomaly Remediation to (9/16/ /5/2013) to (9/3/2013-9/13/2013) ILI pigging 261B to 261B-102 (Springfield) (9/24/2013-9/25/2013) Station Maintenance Sta. 264 (9/30- 10/4) Line lowering 260A-100 (Northampton) (M) (9/3/2013-9/5/2013)

16 Div 10 (300 Line) – September Outages Station 323A NEUP Station (8/5/ /7/2013) NEUP Tie-Ins Sta. 321 (9/16/2013-9/30/2013) 327-2(9/15/2013-9/21/2013) Station 319 NEUP (8/15/ /25/2013) Maintenance Pigs to (9/15/2013) to (9/20/2013) to (9/30/2013) Meter Station Upgrade Meter (Mahwah) (9/2/2013-9/5/2013)

17 Suggestions for improvements to this meeting Are the meetings beneficial? Is additional information needed? Questions after the meeting? Other? to one of the following: Your scheduler PASSKEY Portal