Getting to 100% renewable energy for San Mateo County by 2025

San Mateo County uses roughly 3,600 GWh of energy annually; that’s enough to power a Nissan Leaf to make nearly 127,000,000 trips from San Mateo County to Sacramento! Our power resources team procures energy that is 50% renewable for our ECOplus service and 100% renewable for ECO100 and raises the carbon-free portion of our supply by 5% each year.

Emissions factor

Since launching in 2016, Peninsula Clean Energy has provided cleaner and cleaner electricity every year. The graph to the right shows how we have reduced emissions year to year.

Peninsula Clean Energy ECOplus Emissions Factor

(lbs CO2e/MWh)

2019 Energy mix

Energy Resources2019 ECOplus22019 ECO10022019 CA Power Mix1
Eligible Renewable3
-Biomass & Waste
-Geothermal
-Small Hydroelectric
-Solar
-Wind
52.2%
8.0%
9.2%
5.3%
11.9%
17.8%
100%
0.0%
0.0%
0.0%
50%
50%
31.7%
2.4%
4.8%
2.0%
12.3%
10.2%
Coal0.0%0.0%3.0%
Large Hydroelectric36.9%0.0%14.6%
Natural Gas0.0%0.0%34.2%
Nuclear0.8%0.0%9.0%
Other0.0%0.0%0.2%
Unspecified Sources of Power410.1%0.0%7.3%
Total100%100%100%

1Percentages are estimated annually by the California Energy Commission based on the electricity sold to California consumers during the identified year.

2The generation data represents 2019 and is provided in the “Annual Report to the California Energy Commission: Power Source Disclosure Program.” Percentages may not total 100% due to rounding.

3The eligible renewable percentage above does not reflect RPS compliance, Which is determined using a different methodology.

4“Unspecified sources” of power refers to electricity that is not traceable to a specific generating facility, such as electricity traded through open market transactions. Unspecified sources of power are typically a mix of all resource types, and may include renewables.

2020 Projected energy mix

Energy Resources2020 ECOplus22020 ECO10022019 CA Power Mix1
Eligible Renewable3
-Biomass & Waste
-Geothermal
-Small Hydroelectric
-Solar
-Wind
52.9%
9.5%
2.4%
2.2%
27.4%
11.4%
100%
0.0%
0.0%
0.0%
50%
50%
31.7%
2.4%
4.8%
2.0%
12.3%
10.2%
Coal0.0%0.0%3.0%
Large Hydroelectric41.4%0.0%14.6%
Natural Gas0.0%0.0%34.2%
Nuclear0.7%0.0%9.0%
Other0.0%0.0%0.2%
Unspecified Sources of Power45%0.0%7.3%
Total100%100%100%

1Percentages are estimated annually by the California Energy Commission based on the electricity sold to California consumers during the identified year.

2The generation data represents 2020 and is provided in the “Annual Report to the California Energy Commission: Power Source Disclosure Program.” Percentages may not total 100% due to rounding.

3The eligible renewable percentage above does not reflect RPS compliance, Which is determined using a different methodology.

4“Unspecified sources” of power refers to electricity that is not traceable to a specific generating facility, such as electricity traded through open market transactions. Unspecified sources of power are typically a mix of all resource types, and may include renewables.

Power Content Labels

Energy resource plan

Our energy resource plan provides guidance for serving the electric needs of the residents and businesses in San Mateo County while meeting our policy objectives and regulatory requirements over a 10-year planning period from 2018-2027. Our existing and planned supply commitments will enable us to fulfill regulatory mandates and voluntary procurement targets related to renewable, greenhouse gas-free (GHG-free) and conventional (non-renewable) energy.

Power Content Labels