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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001104659-12-086095
Filing Date
2012-12-26
Accepted
2012-12-26 08:52:58
Documents
2
Period of Report
2012-12-20
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K a12-29992_18k.htm 8-K 25766
2 EX-10.1 a12-29992_1ex10d1.htm EX-10.1 474436
  Complete submission text file 0001104659-12-086095.txt   501461
Mailing Address 1515 ARAPAHOE STREET TOWER 1, SUITE 1600 DENVER CO 80202
Business Address 1515 ARAPAHOE STREET TOWER 1, SUITE 1600 DENVER CO 80202 303-925-9200
MARKWEST ENERGY PARTNERS L P (Filer) CIK: 0001166036 (see all company filings)

IRS No.: 270005456 | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-31239 | Film No.: 121283960
SIC: 1311 Crude Petroleum & Natural Gas