The document shows a map of the average annual wind speeds in the United States at a height of 80 meters above the ground. Wind speeds range from over 10.5 meters per second in some central plains states down to less than 4 meters per second in some coastal and mountainous areas. The wind speed data has a spatial resolution of 2.5 km and was developed by AWS Truepower for their wind resource mapping tools on their websites windnavigator.com and awstruepower.com.

1. United States - Annual Average Wind Speed at 80 m
Wind Speed
m/s
>10.5
10.0
9.5
9.0
8.5
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
< 4.0
Source: Wind resource estimates developed by AWS Truepower,
LLC for windNavigator ¶. Web: http://www.windnavigator.com |
http://www.awstruepower.com. Spatial resolution of wind resource
data: 2.5 km. Projection: Albers Equal Area WGS84.
01-APR-2011 2.1.1