UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: March 18, 2011 10:00 A.M.
Form: S-4
CIK: 0001013871
Company Name: NRG ENERGY, INC.
File Number: 333-171323
CIK: 0001379860
Company Name: Cabrillo Power I, LLC
File Number: 333-171323-98
CIK: 0001379861
Company Name: Cabrillo Power II, LLC
File Number: 333-171323-97
CIK: 0001508232
Company Name: CARBON MANAGEMENT SOLUTIONS LLC
File Number: 333-171323-96
CIK: 0001508233
Company Name: CLEAN EDGE ENERGY LLC
File Number: 333-171323-95
CIK: 0001286903
Company Name: CONEMAUGH POWER LLC
File Number: 333-171323-94
CIK: 0001114679
Company Name: CONNECTICUT JET POWER LLC
File Number: 333-171323-93
CIK: 0001286965
Company Name: NEO FREEHOLD-GEN LLC
File Number: 333-171323-92
CIK: 0001286960
Company Name: NEO POWER SERVICES INC
File Number: 333-171323-91
CIK: 0001379869
Company Name: New Genco GP, LLC
File Number: 333-171323-90
CIK: 0001114685
Company Name: NORWALK POWER LLC
File Number: 333-171323-89
CIK: 0001286950
Company Name: NRG AFFILIATE SERVICES INC
File Number: 333-171323-88
CIK: 0001508206
Company Name: NRG ARTESIAN ENERGY LLC
File Number: 333-171323-87
CIK: 0001286947
Company Name: NRG ARTHUR KILL OPERATIONS INC
File Number: 333-171323-86
CIK: 0001286943
Company Name: NRG ASTORIA GAS TURBINE OPERATIONS INC
File Number: 333-171323-85
CIK: 0001286942
Company Name: NRG BAYOU COVE LLC
File Number: 333-171323-84
CIK: 0001286941
Company Name: NRG CABRILLO POWER OPERATIONS INC
File Number: 333-171323-83
CIK: 0001286917
Company Name: NRG CALIFORNIA PEAKER OPERATIONS LLC
File Number: 333-171323-82
CIK: 0001464204
Company Name: NRG Cedar Bayou Development Company, LLC
File Number: 333-171323-81
CIK: 0001286915
Company Name: NRG CONNECTICUT AFFILIATE SERVICES INC
File Number: 333-171323-80
CIK: 0001464205
Company Name: NRG Construction, LLC
File Number: 333-171323-79
CIK: 0001286914
Company Name: NRG DEVON OPERATIONS INC
File Number: 333-171323-78
CIK: 0001286913
Company Name: NRG DUNKIRK OPERATIONS INC
File Number: 333-171323-77
CIK: 0001286911
Company Name: NRG EL SEGUNDO OPERATIONS INC
File Number: 333-171323-76
CIK: 0001508221
Company Name: NRG ENERGY SERVICES LLC
File Number: 333-171323-75
CIK: 0001379871
Company Name: NRG Generation Holdings, Inc.
File Number: 333-171323-74
CIK: 0001286910
Company Name: NRG HUNTLEY OPERATIONS INC
File Number: 333-171323-73
CIK: 0001286909
Company Name: NRG INTERNATIONAL LLC
File Number: 333-171323-72
CIK: 0001114680
Company Name: DEVON POWER LLC
File Number: 333-171323-71
CIK: 0001114681
Company Name: DUNKIRK POWER LLC
File Number: 333-171323-70
CIK: 0001286899
Company Name: EASTERN SIERRA ENERGY CO
File Number: 333-171323-69
CIK: 0001379862
Company Name: El Segundo Power, LLC
File Number: 333-171323-68
CIK: 0001286898
Company Name: EL SEGUNDO POWER II LLC
File Number: 333-171323-67
CIK: 0001508234
Company Name: ELBOW CREEK WIND PROJECT LLC
File Number: 333-171323-66
CIK: 0001379864
Company Name: GCP Funding Company, LLC
File Number: 333-171323-65
CIK: 0001379865
Company Name: Huntley IGCC, LLC
File Number: 333-171323-64
CIK: 0001114682
Company Name: HUNTLEY POWER LLC
File Number: 333-171323-63
CIK: 0001379866
Company Name: Indian River IGCC, LLC
File Number: 333-171323-62
CIK: 0001286896
Company Name: INDIAN RIVER OPERATIONS INC
File Number: 333-171323-61
CIK: 0001286895
Company Name: INDIAN RIVER POWER LLC
File Number: 333-171323-60
CIK: 0001286894
Company Name: JAMES RIVER POWER LLC
File Number: 333-171323-59
CIK: 0001286892
Company Name: KEYSTONE POWER LLC
File Number: 333-171323-58
CIK: 0001464203
Company Name: Langford Wind Power, LLC
File Number: 333-171323-57
CIK: 0001126955
Company Name: LOUISIANA GENERATING LLC
File Number: 333-171323-56
CIK: 0001114683
Company Name: MIDDLETOWN POWER LLC
File Number: 333-171323-55
CIK: 0001379868
Company Name: Montville IGCC, LLC
File Number: 333-171323-54
CIK: 0001114684
Company Name: MONTVILLE POWER LLC
File Number: 333-171323-53
CIK: 0001286887
Company Name: NEO CORP
File Number: 333-171323-52
CIK: 0001464208
Company Name: NRG Texas Power, LLC
File Number: 333-171323-51
CIK: 0001286907
Company Name: NRG MIDATLANTIC AFFILIATE SERVICES INC
File Number: 333-171323-50
CIK: 0001286884
Company Name: NRG MIDDLETOWN OPERATIONS INC
File Number: 333-171323-49
CIK: 0001286883
Company Name: NRG MONTVILLE OPERATIONS INC
File Number: 333-171323-48
CIK: 0001286981
Company Name: NRG NEW JERSEY ENERGY SALES LLC
File Number: 333-171323-47
CIK: 0001286980
Company Name: NRG NEW ROADS HOLDINGS LLC
File Number: 333-171323-46
CIK: 0001286979
Company Name: NRG NORTH CENTRAL OPERATIONS INC
File Number: 333-171323-45
CIK: 0001286972
Company Name: NRG NORTHEAST AFFILIATE SERVICES INC
File Number: 333-171323-44
CIK: 0001286970
Company Name: NRG NORWALK HARBOR OPERATIONS INC
File Number: 333-171323-43
CIK: 0001286967
Company Name: NRG OPERATING SERVICES INC
File Number: 333-171323-42
CIK: 0001286983
Company Name: NRG OSWEGO HARBOR POWER OPERATIONS INC
File Number: 333-171323-41
CIK: 0001286982
Company Name: NRG POWER MARKETING LLC
File Number: 333-171323-40
CIK: 0001508257
Company Name: NRG RETAIL LLC
File Number: 333-171323-39
CIK: 0001286985
Company Name: NRG SAGUARO OPERATIONS INC
File Number: 333-171323-38
CIK: 0001286988
Company Name: NRG SOUTH CENTRAL AFFILIATE SERVICES INC
File Number: 333-171323-37
CIK: 0001124468
Company Name: NRG SOUTH CENTRAL GENERATING LLC
File Number: 333-171323-36
CIK: 0001286987
Company Name: NRG SOUTH CENTRAL OPERATIONS INC
File Number: 333-171323-35
CIK: 0001379872
Company Name: NRG South Texas, LP
File Number: 333-171323-34
CIK: 0001464206
Company Name: NRG Texas C&I Supply LLC
File Number: 333-171323-33
CIK: 0001464207
Company Name: NRG Texas Holding Inc.
File Number: 333-171323-32
CIK: 0001379873
Company Name: NRG Texas, LLC
File Number: 333-171323-31
CIK: 0001286989
Company Name: NRG WEST COAST LLC
File Number: 333-171323-30
CIK: 0001286990
Company Name: NRG WESTERN AFFILIATE SERVICES INC
File Number: 333-171323-29
CIK: 0001114686
Company Name: OSWEGO HARBOR POWER LLC
File Number: 333-171323-28
CIK: 0001508225
Company Name: RE RETAIL RECEIVABLES, LLC
File Number: 333-171323-27
CIK: 0001508230
Company Name: RELIANT ENERGY POWER SUPPLY, LLC
File Number: 333-171323-26
CIK: 0001255504
Company Name: RELIANT ENERGY RETAIL HOLDINGS LLC
File Number: 333-171323-25
CIK: 0001255506
Company Name: RELIANT ENERGY RETAIL SERVICES LLC
File Number: 333-171323-24
CIK: 0001508219
Company Name: PENNYWISE POWER LLC
File Number: 333-171323-23
CIK: 0001464210
Company Name: Reliant Energy Texas Retail LLC
File Number: 333-171323-22
CIK: 0001508213
Company Name: RERH HOLDINGS, LLC
File Number: 333-171323-21
CIK: 0001286993
Company Name: SAGUARO POWER LLC
File Number: 333-171323-20
CIK: 0001286991
Company Name: SOMERSET OPERATIONS INC
File Number: 333-171323-19
CIK: 0001114687
Company Name: SOMERSET POWER LLC
File Number: 333-171323-18
CIK: 0001379876
Company Name: Texas Genco Financing Corp.
File Number: 333-171323-17
CIK: 0001379877
Company Name: Texas Genco GP, LLC
File Number: 333-171323-16
CIK: 0001188303
Company Name: TEXAS GENCO HOLDINGS INC
File Number: 333-171323-15
CIK: 0001379859
Company Name: Texas Genco LP, LLC
File Number: 333-171323-14
CIK: 0001379858
Company Name: Texas Genco Operating Services, LLC
File Number: 333-171323-13
CIK: 0001379857
Company Name: Texas Genco Services, LP
File Number: 333-171323-12
CIK: 0001286995
Company Name: VIENNA OPERATIONS INC
File Number: 333-171323-11
CIK: 0001114677
Company Name: ARTHUR KILL POWER LLC
File Number: 333-171323-103
CIK: 0001114678
Company Name: ASTORIA GAS TURBINE POWER LLC
File Number: 333-171323-102
CIK: 0001286905
Company Name: BERRIANS I GAS TURBINE POWER LLC
File Number: 333-171323-101
CIK: 0001286904
Company Name: BIG CAJUN II UNIT 4 LLC
File Number: 333-171323-100
CIK: 0001286906
Company Name: VIENNA POWER LLC
File Number: 333-171323-10
CIK: 0001379855
Company Name: WCP (Generation) Holdings, LLC
File Number: 333-171323-09
CIK: 0001379854
Company Name: West Coast Power, LLC
File Number: 333-171323-08
CIK: 0001508212
Company Name: COTTONWOOD DEVELOPMENT LLC
File Number: 333-171323-07
CIK: 0001508215
Company Name: COTTONWOOD GENERATING PARTNERS II LLC
File Number: 333-171323-06
CIK: 0001508214
Company Name: COTTONWOOD GENERATING PARTNERS I LLC
File Number: 333-171323-05
CIK: 0001508216
Company Name: COTTONWOOD GENERATING PARTNERS III LLC
File Number: 333-171323-04
CIK: 0001508217
Company Name: COTTONWOOD ENERGY CO LP
File Number: 333-171323-03
CIK: 0001508218
Company Name: COTTONWOOD TECHNOLOGY PARTNERS LP
File Number: 333-171323-02
CIK: 0001170136
Company Name: GREEN MOUNTAIN ENERGY CO
File Number: 333-171323-01