Latest Database Release: USWTDB_V1_3_20190201
The latest release includes data on 58,449 turbines covering 43 states plus Guam and Puerto Rico. The most recent turbines added to the USWTDB became operational as recently as the third quarter of 2018, with a few from the fourth quarter 2018. The oldest turbines in the data set were installed prior to 1990. USWTDB releases generally lag installations by one quarter to allow for merging of the various datasets, visual verification, and quality control.
This site holds the codebooks and memos for each USWTDB data release.