UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	October 7, 2011 10:00 A.M.

Form:	S-4
CIK: 0001013871 Company Name: NRG ENERGY, INC. File Number: 333-175470
CIK: 0001286917 Company Name: NRG CALIFORNIA PEAKER OPERATIONS LLC File Number: 333-175470-98
CIK: 0001464204 Company Name: NRG Cedar Bayou Development Company, LLC File Number: 333-175470-97
CIK: 0001286915 Company Name: NRG CONNECTICUT AFFILIATE SERVICES INC File Number: 333-175470-96
CIK: 0001464205 Company Name: NRG Construction, LLC File Number: 333-175470-95
CIK: 0001286914 Company Name: NRG DEVON OPERATIONS INC File Number: 333-175470-94
CIK: 0001286913 Company Name: NRG DUNKIRK OPERATIONS INC File Number: 333-175470-93
CIK: 0001286911 Company Name: NRG EL SEGUNDO OPERATIONS INC File Number: 333-175470-92
CIK: 0001508221 Company Name: NRG ENERGY SERVICES LLC File Number: 333-175470-91
CIK: 0001379871 Company Name: NRG Generation Holdings, Inc. File Number: 333-175470-90
CIK: 0001286910 Company Name: NRG HUNTLEY OPERATIONS INC File Number: 333-175470-89
CIK: 0001379861 Company Name: Cabrillo Power II, LLC File Number: 333-175470-88
CIK: 0001508232 Company Name: CARBON MANAGEMENT SOLUTIONS LLC File Number: 333-175470-87
CIK: 0001508233 Company Name: CLEAN EDGE ENERGY LLC File Number: 333-175470-86
CIK: 0001286903 Company Name: CONEMAUGH POWER LLC File Number: 333-175470-85
CIK: 0001114679 Company Name: CONNECTICUT JET POWER LLC File Number: 333-175470-84
CIK: 0001114680 Company Name: DEVON POWER LLC File Number: 333-175470-83
CIK: 0001114681 Company Name: DUNKIRK POWER LLC File Number: 333-175470-82
CIK: 0001286899 Company Name: EASTERN SIERRA ENERGY CO File Number: 333-175470-81
CIK: 0001379862 Company Name: El Segundo Power, LLC File Number: 333-175470-80
CIK: 0001286898 Company Name: EL SEGUNDO POWER II LLC File Number: 333-175470-79
CIK: 0001508234 Company Name: ELBOW CREEK WIND PROJECT LLC File Number: 333-175470-78
CIK: 0001379864 Company Name: GCP Funding Company, LLC File Number: 333-175470-77
CIK: 0001114682 Company Name: HUNTLEY POWER LLC File Number: 333-175470-76
CIK: 0001286896 Company Name: INDIAN RIVER OPERATIONS INC File Number: 333-175470-75
CIK: 0001286895 Company Name: INDIAN RIVER POWER LLC File Number: 333-175470-74
CIK: 0001286892 Company Name: KEYSTONE POWER LLC File Number: 333-175470-73
CIK: 0001464203 Company Name: Langford Wind Power, LLC File Number: 333-175470-72
CIK: 0001126955 Company Name: LOUISIANA GENERATING LLC File Number: 333-175470-71
CIK: 0001114683 Company Name: MIDDLETOWN POWER LLC File Number: 333-175470-70
CIK: 0001114684 Company Name: MONTVILLE POWER LLC File Number: 333-175470-69
CIK: 0001286909 Company Name: NRG INTERNATIONAL LLC File Number: 333-175470-68
CIK: 0001286907 Company Name: NRG MIDATLANTIC AFFILIATE SERVICES INC File Number: 333-175470-67
CIK: 0001286884 Company Name: NRG MIDDLETOWN OPERATIONS INC File Number: 333-175470-66
CIK: 0001286883 Company Name: NRG MONTVILLE OPERATIONS INC File Number: 333-175470-65
CIK: 0001286981 Company Name: NRG NEW JERSEY ENERGY SALES LLC File Number: 333-175470-64
CIK: 0001286980 Company Name: NRG NEW ROADS HOLDINGS LLC File Number: 333-175470-63
CIK: 0001286979 Company Name: NRG NORTH CENTRAL OPERATIONS INC File Number: 333-175470-62
CIK: 0001286972 Company Name: NRG NORTHEAST AFFILIATE SERVICES INC File Number: 333-175470-61
CIK: 0001286970 Company Name: NRG NORWALK HARBOR OPERATIONS INC File Number: 333-175470-60
CIK: 0001286967 Company Name: NRG OPERATING SERVICES INC File Number: 333-175470-59
CIK: 0001286983 Company Name: NRG OSWEGO HARBOR POWER OPERATIONS INC File Number: 333-175470-58
CIK: 0001286982 Company Name: NRG POWER MARKETING LLC File Number: 333-175470-57
CIK: 0001508257 Company Name: NRG RETAIL LLC File Number: 333-175470-56
CIK: 0001286985 Company Name: NRG SAGUARO OPERATIONS INC File Number: 333-175470-55
CIK: 0001286988 Company Name: NRG SOUTH CENTRAL AFFILIATE SERVICES INC File Number: 333-175470-54
CIK: 0001124468 Company Name: NRG SOUTH CENTRAL GENERATING LLC File Number: 333-175470-53
CIK: 0001286987 Company Name: NRG SOUTH CENTRAL OPERATIONS INC File Number: 333-175470-52
CIK: 0001379872 Company Name: NRG South Texas, LP File Number: 333-175470-51
CIK: 0001464206 Company Name: NRG Texas C&I Supply LLC File Number: 333-175470-50
CIK: 0001464207 Company Name: NRG Texas Holding Inc. File Number: 333-175470-49
CIK: 0001379873 Company Name: NRG Texas, LLC File Number: 333-175470-48
CIK: 0001464208 Company Name: NRG Texas Power, LLC File Number: 333-175470-47
CIK: 0001286989 Company Name: NRG WEST COAST LLC File Number: 333-175470-46
CIK: 0001286990 Company Name: NRG WESTERN AFFILIATE SERVICES INC File Number: 333-175470-45
CIK: 0001114686 Company Name: OSWEGO HARBOR POWER LLC File Number: 333-175470-44
CIK: 0001508225 Company Name: RE RETAIL RECEIVABLES, LLC File Number: 333-175470-43
CIK: 0001508230 Company Name: RELIANT ENERGY POWER SUPPLY, LLC File Number: 333-175470-42
CIK: 0001255504 Company Name: RELIANT ENERGY RETAIL HOLDINGS LLC File Number: 333-175470-41
CIK: 0001255506 Company Name: RELIANT ENERGY RETAIL SERVICES LLC File Number: 333-175470-40
CIK: 0001508219 Company Name: PENNYWISE POWER LLC File Number: 333-175470-39
CIK: 0001464210 Company Name: Reliant Energy Texas Retail LLC File Number: 333-175470-38
CIK: 0001508213 Company Name: RERH HOLDINGS, LLC File Number: 333-175470-37
CIK: 0001286993 Company Name: SAGUARO POWER LLC File Number: 333-175470-36
CIK: 0001286991 Company Name: SOMERSET OPERATIONS INC File Number: 333-175470-35
CIK: 0001114687 Company Name: SOMERSET POWER LLC File Number: 333-175470-34
CIK: 0001379876 Company Name: Texas Genco Financing Corp. File Number: 333-175470-33
CIK: 0001379877 Company Name: Texas Genco GP, LLC File Number: 333-175470-32
CIK: 0001188303 Company Name: TEXAS GENCO HOLDINGS INC File Number: 333-175470-31
CIK: 0001379859 Company Name: Texas Genco LP, LLC File Number: 333-175470-30
CIK: 0001379858 Company Name: Texas Genco Operating Services, LLC File Number: 333-175470-29
CIK: 0001379857 Company Name: Texas Genco Services, LP File Number: 333-175470-28
CIK: 0001286995 Company Name: VIENNA OPERATIONS INC File Number: 333-175470-27
CIK: 0001286906 Company Name: VIENNA POWER LLC File Number: 333-175470-26
CIK: 0001379855 Company Name: WCP (Generation) Holdings, LLC File Number: 333-175470-25
CIK: 0001379854 Company Name: West Coast Power, LLC File Number: 333-175470-24
CIK: 0001508212 Company Name: COTTONWOOD DEVELOPMENT LLC File Number: 333-175470-23
CIK: 0001508215 Company Name: COTTONWOOD GENERATING PARTNERS II LLC File Number: 333-175470-22
CIK: 0001508214 Company Name: COTTONWOOD GENERATING PARTNERS I LLC File Number: 333-175470-21
CIK: 0001508216 Company Name: COTTONWOOD GENERATING PARTNERS III LLC File Number: 333-175470-20
CIK: 0001508217 Company Name: COTTONWOOD ENERGY CO LP File Number: 333-175470-19
CIK: 0001508218 Company Name: COTTONWOOD TECHNOLOGY PARTNERS LP File Number: 333-175470-18
CIK: 0001170136 Company Name: GREEN MOUNTAIN ENERGY CO File Number: 333-175470-17
CIK: 0001524689 Company Name: ENERGY PROTECTION INSURANCE CO File Number: 333-175470-16
CIK: 0001524744 Company Name: MERIDEN GAS TURBINES LLC File Number: 333-175470-15
CIK: 0001346866 Company Name: NRG Development CO Inc. File Number: 333-175470-14
CIK: 0001524694 Company Name: NRG ENERGY LABOR SERVICES LLC File Number: 333-175470-13
CIK: 0001524695 Company Name: NRG ENERGY SERVICES GROUP LLC File Number: 333-175470-12
CIK: 0001114677 Company Name: ARTHUR KILL POWER LLC File Number: 333-175470-113
CIK: 0001114678 Company Name: ASTORIA GAS TURBINE POWER LLC File Number: 333-175470-112
CIK: 0001379860 Company Name: Cabrillo Power I, LLC File Number: 333-175470-111
CIK: 0001286887 Company Name: NEO CORP File Number: 333-175470-110
CIK: 0001524696 Company Name: NRG ILION LIMITED PARTNERSHIP File Number: 333-175470-11
CIK: 0001286965 Company Name: NEO FREEHOLD-GEN LLC File Number: 333-175470-109
CIK: 0001286960 Company Name: NEO POWER SERVICES INC File Number: 333-175470-108
CIK: 0001379869 Company Name: New Genco GP, LLC File Number: 333-175470-107
CIK: 0001114685 Company Name: NORWALK POWER LLC File Number: 333-175470-106
CIK: 0001286950 Company Name: NRG AFFILIATE SERVICES INC File Number: 333-175470-105
CIK: 0001508206 Company Name: NRG ARTESIAN ENERGY LLC File Number: 333-175470-104
CIK: 0001286947 Company Name: NRG ARTHUR KILL OPERATIONS INC File Number: 333-175470-103
CIK: 0001286943 Company Name: NRG ASTORIA GAS TURBINE OPERATIONS INC File Number: 333-175470-102
CIK: 0001286942 Company Name: NRG BAYOU COVE LLC File Number: 333-175470-101
CIK: 0001286941 Company Name: NRG CABRILLO POWER OPERATIONS INC File Number: 333-175470-100
CIK: 0001524697 Company Name: NRG ILION LP LLC File Number: 333-175470-10
CIK: 0001524698 Company Name: NRG MAINTENANCE SERVICES LLC File Number: 333-175470-09
CIK: 0001524699 Company Name: NRG MEXTRANS INC. File Number: 333-175470-08
CIK: 0001524700 Company Name: NRG PACGEN INC. File Number: 333-175470-07
CIK: 0001524701 Company Name: NRG ROCKFORD ACQUISITION LLC File Number: 333-175470-06
CIK: 0001524693 Company Name: NRG SIMPLYSMART SOLUTIONS LLC File Number: 333-175470-05
CIK: 0001524745 Company Name: O'BRIEN COGENERATION, INC. II File Number: 333-175470-04
CIK: 0001524809 Company Name: ONSITE ENERGY, INC. File Number: 333-175470-03
CIK: 0001524746 Company Name: RELIANT ENERGY NORTHEAST LLC File Number: 333-175470-02
CIK: 0001346871 Company Name: NRG Services CORP File Number: 333-175470-01