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Filing Detail
Form S-3 - Registration statement under Securities Act of 1933:
SEC Accession No. 0001047469-04-021160
Filing Date
2004-06-21
Accepted
2004-06-21 14:12:55
Documents
9

Document Format Files

Seq Description Document Type Size
1 EXHIBIT S-3 a2138881zs-3.htm S-3 381337
2 EXHIBIT 4.1 a2138881zex-4_1.htm EX-4.1 291507
3 EXHIBIT 4.2 a2138881zex-4_2.htm EX-4.2 324813
4 EXHIBIT 5.1 a2138881zex-5_1.htm EX-5.1 12053
5 EXHIBIT 8.1 a2138881zex-8_1.htm EX-8.1 6078
6 EXHIBIT 12.1 a2138881zex-12_1.htm EX-12.1 19178
7 EXHIBIT 23.1 a2138881zex-23_1.htm EX-23.1 1751
8 EXHIBIT 25.1 a2138881zex-25_1.htm EX-25.1 38867
9 EXHIBIT 25.2 a2138881zex-25_2.htm EX-25.2 38912
  Complete submission text file 0001047469-04-021160.txt   1124983
Mailing Address 155 INVERNESS DR WEST STE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DR WEST STE 200 ENGLEWOOD CO 80112 303-925-9275
MARKWEST ENERGY PARTNERS L P (Filer) CIK: 0001166036 (see all company filings)

IRS No.: 270005456 | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680 | Film No.: 04872291
SIC: 1311 Crude Petroleum & Natural Gas

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Energy Operating CO LLC (Filer) CIK: 0001292406 (see all company filings)

IRS No.: 270005448 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-02 | Film No.: 04872293

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
Basin Pipeline LLC (Filer) CIK: 0001292407 (see all company filings)

IRS No.: 383297919 | State of Incorp.: MI | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-03 | Film No.: 04872294

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
West Shore Processing CO LLC (Filer) CIK: 0001292408 (see all company filings)

IRS No.: 760501616 | State of Incorp.: MI | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-04 | Film No.: 04872295

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Energy Appalachia LLC (Filer) CIK: 0001292409 (see all company filings)

IRS No.: 470852385 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-05 | Film No.: 04872296

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MW Texas LTD LLC (Filer) CIK: 0001292410 (see all company filings)

IRS No.: 300157458 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-06 | Film No.: 04872297

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Michigan Pipeline CO LLC (Filer) CIK: 0001292411 (see all company filings)

IRS No.: 830375568 | State of Incorp.: MI | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-07 | Film No.: 04872298

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Texas GP LLC (Filer) CIK: 0001292412 (see all company filings)

IRS No.: 300157456 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-08 | Film No.: 04872299

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Western Oklahoma Gas CO LLC (Filer) CIK: 0001292413 (see all company filings)

IRS No.: 861089780 | State of Incorp.: OK | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-09 | Film No.: 04872300

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Power Tex LP (Filer) CIK: 0001292414 (see all company filings)

IRS No.: 450537840 | State of Incorp.: TX | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-01 | Film No.: 04872292

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Pinnacle LP (Filer) CIK: 0001292415 (see all company filings)

IRS No.: 300157461 | State of Incorp.: TX | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-10 | Film No.: 04872301

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest PNG Utility LP (Filer) CIK: 0001292416 (see all company filings)

IRS No.: 300157467 | State of Incorp.: TX | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-11 | Film No.: 04872302

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Texas PNG Utility LP (Filer) CIK: 0001292417 (see all company filings)

IRS No.: 300157468 | State of Incorp.: TX | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-12 | Film No.: 04872303

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest Blackhawk LP (Filer) CIK: 0001292418 (see all company filings)

IRS No.: 300157471 | State of Incorp.: TX | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-13 | Film No.: 04872304

Mailing Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112
Business Address 155 INVERNESS DRIVE WEST, SUITE 200 ENGLEWOOD CO 80112 303-290-8700
MarkWest New Mexico LP (Filer) CIK: 0001292419 (see all company filings)

IRS No.: 300157474 | State of Incorp.: TX | Fiscal Year End: 1231
Type: S-3 | Act: 33 | File No.: 333-116680-14 | Film No.: 04872305