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LAS VEGAS–(BUSINESS WIRE)–NV Energy (NYSE:NVE) announced today that its two Nevada-based
utility subsidiaries have issued a Request for Proposals (RFP) for
additional renewable energy resources.

Proposals will be considered for energy derived from solar, geothermal,
biomass, wind and other resources eligible for portfolio energy credits
under Nevada renewable energy law. Nevada’s renewable portfolio standard
stands at 12 percent of the total amount of retail electricity sales and
increases to 15 percent in 2011 and to 25 percent in 2025.

Responses to the RFP are due at 5 p.m. (PDT) on April 16, 2010. Parties
interested in submitting a response to the spring 2010 Request for
Proposals should go to NV Energy’s website at www.NVEnergy.com/renewableRFP
for additional information. The website also will enable respondents to
register for a Pre-Bidders Conference that will be held March 11.

NV Energy currently has more than 1,200 megawatts of geothermal, solar,
wind, biomass, small hydro, and waste-heat recovery under contract that
are either in commercial operation or in the project development stage.

About NV Energy

Headquartered in Las Vegas, Nevada, NV Energy, Inc. is a holding company
with principal subsidiaries, Nevada Power Company and Sierra Pacific
Power Company, doing business as NV Energy. Serving a combined
54,500-square-mile service territory, NV Energy provides a wide range of
energy services and products to approximately 2.4 million citizens of
Nevada and nearly 40 million tourists annually. For more information,
visit www.nvenergy.com.

These statements contain forward-looking statements regarding the future
performance of Nevada Power Company d/b/a NV Energy and Sierra Pacific
Power Company d/b/a NV Energy, within the meaning of the Private
Securities Litigation Reform Act of 1995. These statements are subject
to a variety of risks and uncertainties that could cause actual results
to differ materially from current expectations. These risks and
uncertainties include, but are not limited to, risks related to changes
NV Energy’s renewable portfolio standard and changes in NV Energy’s
renewable energy contract portfolio. Additional cautionary statements
regarding other risk factors that could have an effect on the future
performance of NV Energy, are contained in the Annual Reports of NV
Energy, Inc., Nevada Power Company d/b/a NV Energy and Sierra Pacific
Power Company d/b/a NV Energy on Form 10-K for the year ended December
31, 2008 and in its Quarterly Report on Form 10-Q for the quarters ended
March 31, 2009, June 30, 2009 and September 31, 2009, filed with the
Securities & Exchange Commission. NV Energy undertakes no obligation to
release publicly the result of any revisions to these forward-looking
statements that may be made to reflect events or circumstances after the
date hereof or to reflect the occurrence of unanticipated events.