UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: March 30, 2010 4:00 P.M.
Form: S-3
CIK: 0001364541
Company Name: EAGLE ROCK ENERGY PARTNERS L P
File Number: 333-163554
CIK: 0001461343
Company Name: EROC Midstream Energy, L.P.
File Number: 333-163554-31
CIK: 0001461346
Company Name: EROC Production, LLC
File Number: 333-163554-30
CIK: 0001461342
Company Name: EROC Quitman Gathering Co., LP
File Number: 333-163554-29
CIK: 0001461332
Company Name: Eagle Rock Acquisition Partnership II, L.P.
File Number: 333-163554-28
CIK: 0001461336
Company Name: Eagle Rock Acquisition Partnership, L.P.
File Number: 333-163554-27
CIK: 0001461324
Company Name: Eagle Rock Desoto Pipeline, L.P.
File Number: 333-163554-26
CIK: 0001461344
Company Name: Eagle Rock Development Company, L.L.C.
File Number: 333-163554-25
CIK: 0001461338
Company Name: Eagle Rock Energy Acquisition Co., Inc.
File Number: 333-163554-24
CIK: 0001461334
Company Name: Eagle Rock Energy Acquisition Co. II, Inc.
File Number: 333-163554-23
CIK: 0001461545
Company Name: Eagle Rock Energy Services, L.P.
File Number: 333-163554-22
CIK: 0001461348
Company Name: Eagle Rock Field Services, L.P.
File Number: 333-163554-21
CIK: 0001461327
Company Name: Eagle Rock GOM, L.P.
File Number: 333-163554-20
CIK: 0001461350
Company Name: Eagle Rock Gas Gathering & Processing, Ltd.
File Number: 333-163554-19
CIK: 0001461323
Company Name: Eagle Rock Midstream, L.P.
File Number: 333-163554-18
CIK: 0001461349
Company Name: Eagle Rock Operating, L.P.
File Number: 333-163554-17
CIK: 0001461353
Company Name: Eagle Rock Pipeline GP, LLC
File Number: 333-163554-16
CIK: 0001461352
Company Name: Eagle Rock Pipeline, L.P.
File Number: 333-163554-15
CIK: 0001461345
Company Name: Eagle Rock Production, L.P.
File Number: 333-163554-14
CIK: 0001461337
Company Name: Eagle Rock Upstream Development Company, Inc.
File Number: 333-163554-13
CIK: 0001461333
Company Name: Eagle Rock Upstream Development Co II, Inc.
File Number: 333-163554-12
CIK: 0001461335
Company Name: Eagle Rock Upstream Development II, L.P.
File Number: 333-163554-11
CIK: 0001461329
Company Name: Escambia Asset Co. LLC
File Number: 333-163554-10
CIK: 0001461330
Company Name: Escambia Operating Co. LLC
File Number: 333-163554-09
CIK: 0001461326
Company Name: Galveston Bay Gathering, LLC
File Number: 333-163554-08
CIK: 0001461340
Company Name: Hesco Gathering Company, LLC
File Number: 333-163554-07
CIK: 0001461339
Company Name: Hesco Pipeline Company, L.L.C.
File Number: 333-163554-06
CIK: 0001461351
Company Name: Midstream Gas Services, L.P.
File Number: 333-163554-05
CIK: 0001461328
Company Name: Superior Gas Compression, LLC
File Number: 333-163554-04
CIK: 0001461804
Company Name: Eagle Rock Energy Finance Corp.
File Number: 333-163554-03
CIK: 0001461325
Company Name: CMA Pipeline Partnership, LLC
File Number: 333-163554-02
CIK: 0001461341
Company Name: EROC Gathering Company, LP
File Number: 333-163554-01