MARINER EAST 2 PROJECT UPDATE

SUNOCO PIPELINE L.P.An Energy Transfer Partnership

October 19, 2017

MARINER EAST 2

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MARINER EAST IS A SIGNIFICANT INVESTMENT IN PA

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MARINER EAST II PROJECT OVERVIEW

• 350 Mile NGL (not LNG) Pipeline

• Two Pipeline Project– 20” – Scio, Ohio to Marcus Hook, PA– 16” – Delmont, PA to Marcus Hook, PA

• 17 PA Counties:– Washington - Cumberland– Allegheny - York– Westmoreland - Dauphin– Indiana - Lancaster– Cambria - Lebanon– Blair - Berks– Huntingdon - Chester– Juniata - Delaware – Perry

• Parallel to Mariner East I Right of Way for 80%

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MARCUS HOOK INDUSTRIAL COMPLEX

• Last “Off-Ramp” on the pipelines

• Significant storage capacity for ethane, propane and butane

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MARCUS HOOK INDUSTRIAL COMPLEX

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Multi-Modal Outbound Transportation Capabilities

Significant construction of new storage capacity

FIRST ETHANE TRUCK LOADING

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CONSTRUCTION SPREADS IN PA

• Generally approximately 50 miles each

• PA Spread 1: Washington, Allegheny, Westmoreland– Contractor – Welded Construction

• PA Spread 2: Westmoreland, Indiana, Cambria– Contractor – US Trinity

• PA Spread 3: Blair, Huntingdon, Juniata, Perry– Contractor – Michels

• PA Spread 4: Cumberland, York, Dauphin– Contractor – Precision

• PA Spread 5: Lebanon, Lancaster, Berks– Contractor – Welded Construction

• PA Spread 6: Chester, Delaware– Contractor – Otis Eastern

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TOTAL ROAD-RELATED PERMITS

• PA1 (Districts 11 & 12) 242• PA2 (Districts 9, 10 & 12) 189• PA3 (Districts 2, 8 & 9) 156• PA4 (District 8) 216• PA5 (Districts 5 & 8) 245• PA6 (District 6) 250

• Total 1,492*Includes Township Permitting

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TALE OF TWO SIGNS

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PERMIT APPEALS

Permits issued 2/13/17 3 permit appeals filed 2 by individual landowners 1 by Clean Air Council,

Delaware Riverkeeper and Mountain Watershed Association

– Filed within 24 hours– Also sought supersedeas

and temporary supersedeas – denied 3/3/17 after 3 day hearing

– Refiled for supersedeas and temporary supersedeas re HDDs - 7/19/17

– Stipulated settlement on supersedeas re HDDs -8/9/17

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CONSTRUCTION

Underway across Commonwealth

Western spread complete –completion progressing east

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WASHINGTON COUNTY

INDIANA COUNTY

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PERRY COUNTY

CUMBERLAND COUNTY

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DAUPHIN COUNTY

LEBANON COUNTY

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CHESTER COUNTY

DELAWARE COUNTY

THANK YOU

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