UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: January 12, 2012 5:15 P.M.
Form: S-4
CIK: 0001364541
Company Name: EAGLE ROCK ENERGY PARTNERS L P
File Number: 333-177958
CIK: 0001461339
Company Name: Hesco Pipeline Company, L.L.C.
File Number: 333-177958-37
CIK: 0001461338
Company Name: Eagle Rock Energy Acquisition Co., Inc.
File Number: 333-177958-36
CIK: 0001461337
Company Name: Eagle Rock Upstream Development Company, Inc.
File Number: 333-177958-35
CIK: 0001461336
Company Name: Eagle Rock Acquisition Partnership, L.P.
File Number: 333-177958-34
CIK: 0001461335
Company Name: Eagle Rock Upstream Development II, L.P.
File Number: 333-177958-33
CIK: 0001461334
Company Name: Eagle Rock Energy Acquisition Co. II, Inc.
File Number: 333-177958-32
CIK: 0001461333
Company Name: Eagle Rock Upstream Development Co II, Inc.
File Number: 333-177958-31
CIK: 0001461332
Company Name: Eagle Rock Acquisition Partnership II, L.P.
File Number: 333-177958-30
CIK: 0001461330
Company Name: Escambia Operating Co. LLC
File Number: 333-177958-29
CIK: 0001461329
Company Name: Escambia Asset Co. LLC
File Number: 333-177958-28
CIK: 0001461328
Company Name: Superior Gas Compression, LLC
File Number: 333-177958-27
CIK: 0001461327
Company Name: Eagle Rock GOM, L.P.
File Number: 333-177958-26
CIK: 0001461326
Company Name: Galveston Bay Gathering, LLC
File Number: 333-177958-25
CIK: 0001461325
Company Name: CMA Pipeline Partnership, LLC
File Number: 333-177958-24
CIK: 0001461324
Company Name: Eagle Rock Desoto Pipeline, L.P.
File Number: 333-177958-23
CIK: 0001461323
Company Name: Eagle Rock Midstream, L.P.
File Number: 333-177958-22
CIK: 0001534567
Company Name: Eagle Rock Gas Services, LLC
File Number: 333-177958-21
CIK: 0001534568
Company Name: Eagle Rock Energy G&P Holding, Inc.
File Number: 333-177958-20
CIK: 0001534570
Company Name: Eagle Rock Mid-Continent Asset, LLC
File Number: 333-177958-19
CIK: 0001534569
Company Name: Eagle Rock Marketing, LLC
File Number: 333-177958-18
CIK: 0001534571
Company Name: Eagle Rock Mid-Continent Operating, LLC
File Number: 333-177958-17
CIK: 0001461804
Company Name: Eagle Rock Energy Finance Corp.
File Number: 333-177958-16
CIK: 0001378417
Company Name: Eagle Rock Energy G&P, LLC
File Number: 333-177958-15
CIK: 0001378413
Company Name: Eagle Rock Energy GP, L.P.
File Number: 333-177958-14
CIK: 0001461353
Company Name: Eagle Rock Pipeline GP, LLC
File Number: 333-177958-13
CIK: 0001461352
Company Name: Eagle Rock Pipeline, L.P.
File Number: 333-177958-12
CIK: 0001461545
Company Name: Eagle Rock Energy Services, L.P.
File Number: 333-177958-11
CIK: 0001461351
Company Name: Midstream Gas Services, L.P.
File Number: 333-177958-10
CIK: 0001461350
Company Name: Eagle Rock Gas Gathering & Processing, Ltd.
File Number: 333-177958-09
CIK: 0001461349
Company Name: Eagle Rock Operating, L.P.
File Number: 333-177958-08
CIK: 0001461348
Company Name: Eagle Rock Field Services, L.P.
File Number: 333-177958-07
CIK: 0001461346
Company Name: EROC Production, LLC
File Number: 333-177958-06
CIK: 0001461343
Company Name: EROC Midstream Energy, L.P.
File Number: 333-177958-05
CIK: 0001461342
Company Name: EROC Quitman Gathering Co., LP
File Number: 333-177958-04
CIK: 0001461341
Company Name: EROC Gathering Company, LP
File Number: 333-177958-03
CIK: 0001461340
Company Name: Hesco Gathering Company, LLC
File Number: 333-177958-02
CIK: 0001534616
Company Name: Eagle Rock Mid-Continent Holding, LLC
File Number: 333-177958-01