Electric Investor Owned Utility Areas

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Map of the six electric investor owned utility (IOU) areas in California:,

2017 California Electric Utility Service Territories & Balancing Authorities

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Map of California electric utility service territories and balancing authorities.

2017 California Electric Utility Service Territories & Balancing Authorities

공공데이터포털

Map of California electric utility service territories and balancing authorities.

Utility Hydroelectric Generation by Size and County: 2021

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This document provides a map of California and at each county a pie-chart depicts the proportion of utility-scale electrical production capacity coming from small or large hydroelectric facilities. The second page provides the same county-level data except each county's total hydroelectric capacity (megawatts) is also given. The total statewide capacity generated from these sources is depicted as well as the total contribution from each source. All data is from 2012.

Utility Hydroelectric Generation by Size and County: 2021

공공데이터포털

This document provides a map of California and at each county a pie-chart depicts the proportion of utility-scale electrical production capacity coming from small or large hydroelectric facilities. The second page provides the same county-level data except each county's total hydroelectric capacity (megawatts) is also given. The total statewide capacity generated from these sources is depicted as well as the total contribution from each source. All data is from 2012.

Utility Hydroelectric Generation by Size and County: 2019

공공데이터포털

This document provides a map of California and at each county a pie-chart depicts the proportion of electrical generation from small or large hydroelectric facilities. The second page provides the same county-level data except each county's total hydroelectric generation (gigwatt hours) is also given. The total statewide utility-scale electrical generation from these sources is depicted as well as the total contribution from each source. All data is from 2019.

Utility Hydroelectric Generation by Size and County: 2019

공공데이터포털

This document provides a map of California and at each county a pie-chart depicts the proportion of electrical generation from small or large hydroelectric facilities. The second page provides the same county-level data except each county's total hydroelectric generation (gigwatt hours) is also given. The total statewide utility-scale electrical generation from these sources is depicted as well as the total contribution from each source. All data is from 2019.

Utility Hydroelectric Generation by Size and County: 2018

공공데이터포털

This document provides a map of California and at each county a pie-chart depicts the proportion of electrical generation from small or large hydroelectric facilities. The second page provides the same county-level data except each county's total hydroelectric generation (gigwatt hours) is also given. The total statewide utility-scale electrical generation from these sources is depicted as well as the total contribution from each source. All data is from 2018.

Utility Hydroelectric Capacity by Size and County: 2019

공공데이터포털

This document provides a map of California and at each county a pie-chart depicts the proportion of utility-scale electrical production capacity coming from small or large hydroelectric facilities. The second page provides the same county-level data except each county's total hydroelectric capacity (megawatts) is also given. The total statewide capacity generated from these sources is depicted as well as the total contribution from each source. All data is from 2019.

Utility Hydroelectric Capacity by Size and County: 2019

공공데이터포털

This document provides a map of California and at each county a pie-chart depicts the proportion of utility-scale electrical production capacity coming from small or large hydroelectric facilities. The second page provides the same county-level data except each county's total hydroelectric capacity (megawatts) is also given. The total statewide capacity generated from these sources is depicted as well as the total contribution from each source. All data is from 2019.