San Diego goes Solar
Bill Opalka | Sep 07, 2010
Original source: http://www.renewablesbiz.com/article/10/09/san-diego-goes-solar
Solar projects of different sizes in the San Diego area got a boost from state regulators recently.
The California Public Utilities Commission approved a San Diego Gas & Electric (SDG&E) solar power initiative that provides for 100 megawatts of photovoltaic (PV) solar energy.
Under the initiative, 26 megawatts of utility-owned generation would be slated for construction on existing SDG&E property, with the remaining 74 megawatts to be purchased from independent power producers.
SDG&E now has about 80 megawatts of solar power generated in its service territory and this part of its initiative would more than double its portfolio.
The program calls for SDG&E to install and procure renewable solar power using projects primarily in the 1- to 2-megawatt range and also provides for PV solar installations ranging from less than a megawatt up to 5 megawatts. In addition to developing its own local solar projects, SDG&E will solicit power purchase agreements for solar power at other sites in the region.
SDG&E’s local solar initiative is designed to complement the 1 MW or less solar projects currently developed under the direction of the California Solar Initiative.
According to the decision, the preferred location of these new solar arrays will help meet anticipated high power demand and/or assist in minimizing congestion on SDG&E’s power grid.
“(The) decision reflects the ongoing need for a flexible portfolio of solar resources and options that will help SDG&E derive one-third of its energy from renewable sources by 2020,” said James P. Avery, senior vice president, power supply. “This program is beneficial because it further expands our solar power footprint within our service territory and brings that clean, renewable power closer to the areas of greatest demand.”
The decision SDG&E got approved is part of its overall strategy to increase its solar energy footprint to serve San Diego and southern Orange County in California. It has a Solar Energy Project aimed at increasing adoption of solar power among San Diego-area commercial customers, municipalities and institutions.
That project, under review with the CPUC, seeks to invest up to $125 million over the next five years in utility-owned solar photovoltaic generation and power purchase agreements for projects that may be constructed at governments, entertainment venues and large retail/shopping complexes.
The initiative will focus on facilities that generate more than 1 megawatt of electricity tied to SDG&E’s distribution system.
The new solar generation projects would deliver 20 megawatts to 35 megawatts to help meet peak customer demand, and would include land-based solar tracking systems and potentially photovoltaic arrays that double as parking shade structures.
About two-thirds of the solar generating facilities will be utility-owned; the other third are likely to be customer- or third party-owned.
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