See the chart below to see how different types of solar panel installations compare in Portland.
Historical solar power output data for Portland 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 Portland.
Sorry, data is not currently available.
Sorry, solar radiation data for Tennessee is not currently available.
Below is a month-by-month comparison of how average Portland 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 Tennessee is not currently available.
Monthly data not currently available.
We do not currently have data on solar panel installations in the city of Portland, TN at this current time.
Monthly AC solar system output averages for Portland (tn). Month-by-month solar power, as ranked by AC output, in Portland. [2]
AC output data is not currently available.
Sorry, Portland residential electricity prices are currently unavailable.
Please check back later.
Vote now: Given all of the data and analysis provided for Portland, is solar power a good choice for residents of this city?
Sorry, Tennessee residential natural gas prices are currently unavailable.
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The city of Portland, TN in Sumner County has an approximate population of 11,480. [6]
To learn more about solar energy and solar power Portland, TN, or for more solar-related resources for Portland, visit the U.S. Energy Information Administration.
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