Lake Maumelle Watershed ExxonMobil Pegasus Pipeline Pipeline and - - PowerPoint PPT Presentation

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Feb 27, 2024 272 likes •404 views

Lake Maumelle Watershed ExxonMobil Pegasus Pipeline Pipeline and Rupture Overview v Constructed 1948 v 858 miles long v Flow reversed in 2006 v Up to 4 million gallons per day v Carries Wabasca heavy crude/dilbit v

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Lake Maumelle Watershed ExxonMobil Pegasus Pipeline

SLIDE 2

Image ¡Source: ¡PBS ¡NewsHour ¡ ¡

Pipeline and Rupture Overview

v Constructed 1948 v 858 miles long v Flow reversed in 2006 v Up to 4 million gallons per day v Carries Wabasca heavy crude/dilbit v Ruptured on March 29, 2013, in Mayflower v Estimated 210,000 gallons spilled

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Lake Maumelle Watershed

v Water supply for 400,000 v 13.6 miles of Pegasus pipeline v One valve station in the watershed v Rugged and inaccessible terrain

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v Emergency preparation exercises v Acquire emergency response materials v Regular pipeline ROW inspections

Central Arkansas Water’s Efforts

What ¡We ¡Thought ¡We ¡Knew ¡ Mayflower ¡Rupture ¡

v Information Requests v Actions to reduce and eliminate risk v Legal and administrative actions

What ¡We ¡Should ¡and ¡Need ¡to ¡Know ¡ ¡

v Operational information v Product information v Integrity management actions and results v Engagement

pportunities and

jurisdiction

SLIDE 5

Emergency Response

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Emergency Materials

SLIDE 7

Pipeline Inspections

SLIDE 8

v Emergency preparation exercises v Acquire emergency response materials v Regular pipeline ROW inspections

Central Arkansas Water’s Efforts

What ¡We ¡Thought ¡We ¡Knew ¡ Mayflower ¡Rupture ¡

v Information Requests v Actions to reduce and eliminate risk v Legal and administrative actions

What ¡We ¡Should ¡and ¡Need ¡to ¡Know ¡ ¡

v Operational information v Product information v Integrity management actions and results v Engagement

pportunities and

jurisdiction

SLIDE 9

Information Requests

SLIDE 10

Risk Reduction Requests

SLIDE 11

Legal and Administrative Actions

SLIDE 12

v Emergency preparation exercises v Acquire emergency response materials v Regular pipeline ROW inspections

Central Arkansas Water’s Efforts

What ¡We ¡Thought ¡We ¡Knew ¡ Mayflower ¡Rupture ¡

v Information Requests v Actions to reduce and eliminate risk v Legal and administrative actions

What ¡We ¡Should ¡and ¡Need ¡to ¡Know ¡ ¡

v Operational information v Product information v Integrity management actions and results v Engagement

pportunities and