Williams Transcontinental Gas Pipeline System NYISO Presentation March 5 th, 1
Transco System Overview System Summary, Mainline Miles from Texas to New York. Approximately 11, Miles of Pipeline. Extensive Offshore Gathering System in the GoM. Over Mainline Compressor Stations with 38 Compressor Units. 1.5 MM Hp at Mainline Stations. Approximately 9 Active Metering Points. 193 Bcf Storage Capacity. System Peak design capacity 9. MMDthd. (Peak Day established on January 3 rd, 1 of 9.9 MMDthd) Zone PINE NEEDLE LNG Bcf W/D MMcf/d Inj. MMcf/d LEIDY 9 Bcf W/D 1, MMcf/d Inj. 5 MMcf/d Zone 5 S- 1 Bcf W/D 133 MMcf/d Inj. 1 MMcf/d STA. LNG Bcf W/D MMcf/d Inj. 1 MMcf/d WASHINGTON 75 Bcf W/D 79 MMcf/d Inj. 17 MMcf/d Zone Zone 3 EMINENCE 1 Bcf W/D 1,198 MMcf/d Inj. 1 MMcf/d Storage Summary Total Top Gas 193 Bcf Area 85 Bcf Market Area 18 Bcf Zone 1 Total Injection Area Market Area 1,318 MMcf/d 53 MMcf/d 755 MMcf/d The injection and withdrawal volumes shown are approximate and vary with operating conditions Total Withdrawal Area Market Area,31 MMcf/d 1,988 MMcf/d,333 MMcf/d Transco Update January 1
Transco New York Delivery Points 1 3 1 13 th Street (ConEd) 3 Narrows (National Grid) Central Manhattan (ConEd) Long Beach (National Grid) Transco Update January 1 3
Demand Growth By Zone Demand 11 8.9 1 1. Change 1.1 195 1 Zone 5 Demand 11.5 1 3.5 Change 1. Zone 5 Firm Capacity 5,9 MDth/d Zone Demand 11.1 1 8.8 Change.7 Zone Zone 5 Firm Capacity,175 MDth/d 5 Zone A 85 Zone Firm Capacity 1,35 MDth/d Zone A Firm Capacity 3 MDth/d Zone B Source: Wood Mackenzie H 11 Base Case Transco Update January 1
Emerging Supplies Benefit Transco Shippers Projected decline in shallow Gulf of Mexico production is more than offset by shale gas. By 1 estimated supply ppy increases for the eastern US 18 1 1 Midcontinent Shale 1 1 8 Marcellus Shale 11.9 1 11.5 Change 8. 195 1 1 1 5 Eagle Ford Shale 8 Woodford Fayetteville Barnett Haynesville 11 1.9 1 19. Change.1 Zone 5 3 1 11.9 1.8 Change 39 3.9 Zone Zone 3 85 18 1 1 1 Zone Gulf Coast & Gulf of Mexico Zone 1 Source: Wood Mackenzie H 11 Base Case 1 8 Gulf Coast Gulf of Mexico 11 1. 1 1.8 Change -5. Transco Update January 1 5
Northern Market Area Projects OH Leidy Hub PA NY Bayonne Lateral 83.83 mi. of new i -inch pipe 5.1 mi.of existing 1-inch petroleum pipeline Northeast Supply Link 1 mi. -inch loop Compression Modifications New York City Pittsburgh Atlantic Access ~ mi. greenfield pipeline Compression 195 1 Philadelphia Rockaway Lateral 3.3 mi. -inch lateral Project Name ISD Size Bayonne Lateral 1 5 MDth/d Northeast Supply WVLink 13 5 MDth/d VA Northeast Connector 1 1 MDth/d Rockaway Delivery Lateral 1 7 MDth/d Atlantic Access 1 1,8 MDth/d MD Baltimore NE Connector Compression DE NJ
Scheduling and Nominations on Transco > No Notice Service All storage and transportation services on Transco are currently no-notice services Unscheduled no-notice transportation or storage service can be accommodated by delivery point operators providing a PDA and quantity limit value (within the limits of the contract) No additional fees/costs associated with the no-notice notice aspect of the service Imbalances created can be resolved throughout the month (operations permitting) Cash-out at the end of the month brings finality to the business > Nominations and Scheduling - in addition to the NAESB nomination cycles required by all pipelines, Transco provides: Post cycle nominations due by 1: a.m. after the end of the gas day to help shippers and point operators reconcile their requirements Retro cycle provides a systematic ti process to resolve prior day transportation t ti and allocation issues before monthly bills are generated; or for up to months after the production month > Transco s EBB (1Line) undergoes continuous improvement Have added mobile functionality to confirmations, with mobile noms coming in April for Apple and Android platforms Adding the ability to subscribe to notices without logging into 1Line 7