See the chart below to see how different types of solar panel installations compare in Portola Valley.
Historical solar power output data for Portola Valley is not currently available.
Global Horizontal Irradiance: The total amount of solar radiation that is received per unit area by a surface that is always positioned in a horizontal manner.
Direct Normal Irradiance: The total amount of solar radiation received per unit area by a surface that is always perpendicular to the sun rays that come in a straight line from the direction of the sun at its current position in the sky.
Average Tilt at Latitude: The total amount of solar radiation received per unit area by a surface that is tilted toward the equator at an angle equal to the current latitude. ATaL will often produce the optimum energy output.
See the chart below for monthly solar radiation levels in Portola Valley.
Sorry, data is not currently available.
Sorry, solar radiation data for California is not currently available.
Below is a month-by-month comparison of how average Portola Valley solar radiation levels compare to average levels in a city with historcially high levels (NV) and a city with historically low levels (WA). [1]
Sorry, solar radiation data for California is not currently available.
Monthly data not currently available.
We do not currently have data on solar panel installations in the town of Portola Valley, CA at this current time.
Monthly AC solar system output averages for Portola Valley (ca). Month-by-month solar power, as ranked by AC output, in Portola Valley. [2]
AC output data is not currently available.
Sorry, Portola Valley residential electricity prices are currently unavailable.
Please check back later.
Vote now: Given all of the data and analysis provided for Portola Valley, is solar power a good choice for residents of this town?
Sorry, California residential natural gas prices are currently unavailable.
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The town of Portola Valley, CA in San Mateo County has an approximate population of 4,353. [6]
To learn more about solar energy and solar power Portola Valley, CA, or for more solar-related resources for Portola Valley, visit the U.S. Energy Information Administration.
About half of the sun's energy is absorbed by the Earth's surface; about 30 percent is reflected back from the surface.
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