**	The Solar Radiation Data Manual for Flat-Plate and Concentrating Collectors

Manual

• The Solar Radiation Data Manual for Flat-Plate and Concentrating Collectors

Data

• Averages of Solar Radiation For Each of 360 Months, 1961-1990
              Spreadsheet Portable Data Files:
  • In alphabetical order by state and city
  
  
  • In numerical order by WBAN number
  
  
  • All sites in compressed format
    • Windows (ZIP, 1.5MB)
    • Mac (.sit, 1.1MB)
    • Unix (.tar.Z, 1.5MB)




• 30-Year Average of Monthly Solar Radiation, 1961-1990
                  Spreadsheet Portable Data Files:
  • In alphabetical order by state and city.
  
  
  • In numerical order by WBAN number.
  
  
  • All sites in compressed format
    • Windows (ZIP, 432B)
    • Mac (.sit, 368KB)
    • Unix (.tar.Z, 320KB)

Maps

• U.S. Solar Radiation Resource Maps:
  • Atlas for The Solar Radiation Data Manual for Flat-Plate and Concentrating Collectors
                Maps of the average, minimum, and maximum solar radiation over a 30-year period
                or each of the twelve months are available, as are the over-all 30-year averages.

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Return to RReDC home page ( http://www.nrel.gov/rredc )

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