EXHIBIT 23.2
CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS
As independent petroleum engineers, we hereby consent to the inclusion or incorporation by reference in the registration statements on Form S-8 (No. 333-181526 and No. 333-149190), the registration statement on Form S-3 (No. 333-181531) and the 2012 Annual Report on Form 10-K/A Amendment No. 1 of BreitBurn Energy Partners L.P. of information from our firm's reserves report dated January 31, 2013, entitled Estimates of Reserves and Future Revenue to the BreitBurn Operating L.P. Interest in Certain Oil and Gas Properties located in California, Florida and Texas as of December 31, 2012, and our firm's reserves report dated February 1, 2013, entitled Estimates of Reserves and Future Revenue to the BreitBurn Operating L.P. Interest in Certain Oil and Gas Properties located in Wyoming as of December 31, 2012, and all references to our firm included in or made part of the BreitBurn Energy Partners L.P. 2012 Annual Report on Form 10-K/A Amendment No. 1.
NETHERLAND, SEWELL & ASSOCIATES, INC.
By: /s/ J. Carter Henson Jr.
J. Carter Henson, Jr. P.E.
Senior Vice President
Houston, Texas
August 22, 2013