9999999995-13-000316.txt : 20130130 9999999995-13-000316.hdr.sgml : 20130130 20130130001510 ACCESSION NUMBER: 9999999995-13-000316 CONFORMED SUBMISSION TYPE: EFFECT PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20130129 DATE AS OF CHANGE: 20130130 EFFECTIVENESS DATE: 20130129 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MARKWEST ENERGY PARTNERS L P CENTRAL INDEX KEY: 0001166036 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 270005456 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: EFFECT SEC ACT: 1933 Act SEC FILE NUMBER: 333-186011 FILM NUMBER: 13556928 BUSINESS ADDRESS: STREET 1: 1515 ARAPAHOE STREET STREET 2: TOWER 1, SUITE 1600 CITY: DENVER STATE: CO ZIP: 80202 BUSINESS PHONE: 303-925-9200 MAIL ADDRESS: STREET 1: 1515 ARAPAHOE STREET STREET 2: TOWER 1, SUITE 1600 CITY: DENVER STATE: CO ZIP: 80202 EFFECT 1 primary_doc.xml X0101 EFFECT 33 LIVE 2013-01-29 12:00:00

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0001166036 MARKWEST ENERGY PARTNERS L P 333-186011