Table A-3 Number of stations with wind data in the United States (and peripheral areas) identified and screened from each source.
Source and Type Number Identified & Screened Number Retained Percent Retained
National Climatic Data Center  
Digitized 1171 922 79%
Summarized 1252 840 67%
Unsummarized 1593 461 29%
Forest Service 1727 227 13%
Nuclear and Fossil-Fuel Power Plant 151 128 85%
Foreign (Peripheral Areas) 149 136 91%
Other 676 483 71%
Total 6719 3197 48%



http://rredc.nrel.gov