EXHIBIT 24.2

                                POWER OF ATTORNEY

      I, John Brewster, in respect of my position(s) as a management committee
member of the following direct and indirect subsidiaries of NRG Energy, Inc.:
James River Power LLC and NRG Asia-Pacific, Ltd. (together with any additional
direct or indirect subsidiaries of NRG Energy, Inc. for which I may subsequently
become a director, officer or equivalent governance position holder, the "NRG
Companies"), hereby constitute and appoint each of Tanuja M. Dehne, George P.
Schaefer and Timothy W.J. O'Brien or any of them, each acting alone, as my true
and lawful attorney-in-fact and agent, with full power of substitution and
resubstitution, for me and in my name, place and stead, in any and all
capacities, to sign any and all documents on my behalf in connection with NRG
Energy, Inc.'s (and the NRG Companies' (as Co-Registrants)) Registration
Statement on Form S-4, Registration No. 333-120205 filed on November 3, 2004
(including all pre-effective and post-effective amendments thereto), and to file
the same, with all exhibits thereto, and other documents in connection
therewith, with the Securities and Exchange Commission, granting unto said
attorney-in-fact and agents, each acting alone, full power and authority to do
and perform each and every act and thing requisite and necessary to be done, as
fully to all intents and purposes as I might or could do in person, hereby
ratifying and confirming that any such attorney-in-fact and agent, or his
substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

/s/ John Brewster                                           Date:  June 3, 2005
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John Brewster