The Longhorn Mitigation Plan (LMP) contains commitments to implement pipeline and operating measures that will protect the environment and human health and safety. Click on the following links for more information about the LMP:

September 2000 Mitigation Plan * (PDF, 19,763 KB)
Warning: document is a 19MB PDF file. To expedite downloading you can view the mitigation plan in two smaller segments:

	Text Pages (PDF, 491 KB)
	Tables, Charts, and Appendices (PDF, 5,539 KB)

Longhorn Pipeline System Integrity Plan (LPSIP) * (PDF, 6,384 KB)

First Supplement to the Mitigation Plan (PDF, 118 KB)

Second Supplement to the Mitigation Plan (PDF, 461 KB)

Operational Reliability Assessment Reports

	Operational Reliability Assessment Report 2011 * (PDF, 630 KB)
	Operational Reliability Assessment Report 2010 * (PDF, 826 KB)
	Operational Reliability Assessment Report 2009 * (PDF, 1,677 KB)

LPSIP - Self-Audit Report

	2011 LPSIP Self-Audit Report * (PDF, 2,475 KB)
	2010 LPSIP Self-Audit Report * (PDF, 844 KB)
	2009 LPSIP Self-Audit Report * (PDF, 465 KB)

Annual Commitment Implementation Status Report

	2012 Annual Commitment Implementation Status Report * (PDF, 337 KB)
	2011 Annual Commitment Implementation Status Report * (PDF, 29 KB)
	2010 Annual Commitment Implementation Status Report * (PDF, 30 KB)

If you would like a copy of a report related to the Longhorn Mitigation Plan (LMP), please contact Damage Prevention For information about the Environmental Assessment, please contact the Environmental Protection Agency (EPA) at www.epa.gov.

	PHMSA Letter – LMP Changes (Oct. 2012) * (PDF, 1,465 KB)
	PHMSA Letter – LMP Changes (Feb. 2012) * (PDF, 1,423 KB)
	City of Austin Letter * (PDF, 1,849 KB)
	City of El Paso Letter * (PDF, 1,839 KB)
	City of Houston Letter * (PDF, 1,839 KB)
	LCRA Letter * (PDF, 1,921 KB)
	PHMSA Letter * (PDF, 70 KB)
	Longhorn Asset Map * (PDF, 183 KB)

Call Before You Dig

Longhorn Info

Pipeline Safety

Safety/Environment

System Integrity Plan