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Utility distribution companies

 

Map of utility service areas within California

Click here to access a map of the utility companies in California.  If your project will interconnect to the grid via a distribution line, you will need to contact the utility service provider where the project is located.

 

Links to the utilities’ interconnection materials

Use the links below for your utility’s interconnection page for information about their interconnection process and requirements.

UDCs inside the ISO balancing authority

City of Anaheim

http://www.anaheim.net/226/Public-Utilities

City of Azusa​

http://www.ci.azusa.ca.us/index.aspx?NID=135

City of Banning

http://ci.banning.ca.us/57/Electric-Utility

City of Pasadena

https://ww5.cityofpasadena.net/water-and-power?site_section=5645&s=self+generation

City of Riverside​

http://www.riversideca.gov/utilities/pdf/2011/CITY%20OF%20RIVERSIDE%20Interconnection%20Standards%20Final%206-24-2011.pdf

City of Vernon​

http://www.cityofvernon.org/contact-us

Pacific Gas and Electric

https://www.pge.com/en_US/for-our-business-partners/interconnection-renewables/energy-transmission-and-storage/wholesale-generator-interconnection/wholesale-distribution-independent-study-and-cluster-study

San Diego Gas and Electric​

https://www.sdge.com/sites/default/files/documents/DistributionInterconnectionHandbook.pdf

Southern California Edison​

SCE's Generator Interconnection Process

UDCs outside the ISO balancing authority

Imperial Irrigation District

http://www.iid.com/

Los Angeles Department of Water and Power​

https://www.ladwp.com/ladwp/faces/ladwp/partners/p-gogreen/p-gg-localrenewableenergyprogram?_adf.ctrl-state=r9re31g2r_142&_afrLoop=105539193844000

Sacramento Municipal Utility District

https://www.smud.org/en/business/environment/solar-for-your-business/project-interconnection-process.htm

 

Links to Investor Owned Utilities’ electric transmission maps

Pacific Gas and Electric

http://www.pge.com/b2b/energysupply/wholesaleelectricsuppliersolicitation/PVRFO/pvmap/

San Diego Gas and Electric

http://sdge.com/interconnection-information-and-map

Southern California Edison

http://www.sce.com/EnergyProcurement/renewables/spvp-ipp/spvp-ipp.htm#area