The following lists identify the provinces (Canada) and states (USA) with the most wind energy operating capacity as of the end of 2010, as well as more recent 2011 data. The data is provided by the Canadian Wind Energy Association (CANWEA) and the American Wind Energy Association (AWEA) and was published in the March/April 2011 edition of enerG magazine.
Canada (Top 5 provinces at the end of 2010)
- Ontario: 1,598 megawatts
- Alberta: 806 megawatts
- Quebec: 663 megawatts
- New Brunswick: 249 megawatts
- Saskatchewan: 171 megawatts
Since publication of Canada’s list there has been some change in the leadership. As of May 15, 2011, Canadian provinces are ranked in the following order by the CANWEA:
Canada (Provinces and Yukon Territory as of May 2011)
- Ontario: 1,636 megawatts
- Alberta: 807 megawatts
- Quebec: 663 megawatts
- New Brunswick: 294 megawatts
- Nova Scotia: 282.5 megawatts
- British Columbia: 248 megawatts
- Manitoba: 242 megawatts
- Saskatchewan: 198 megawatts
- Prince Edward Island: 164 megawatts
- Newfoundland and Labrador: 54.7 megawatts
- Yukon Territory: 0.81 megawatts
United States (Top 5 states at the end of 2010)
- Texas: 10,085 megawatts
- Iowa: 3,675 megawatts
- California: 3,177 megawatts
- Minnesota: 2,192 megawatts
- Washington (state): 2,105 megawatts
USA (states with more than 1,000 megawatts as of March 31, 2011)
- Texas: 10,135 megawatts
- Iowa: 3,675 megawatts
- California: 3,179 megawatts
- Minnesota: 2,432 megawatts
- Washington (state): 2,356 megawatts
- Illinois: 2,286 megawatts
- Oregon: 2,104 megawatts
- Oklahoma: 1,482 megawatts
- North Dakota: 1,424 megawatts
- Wyoming: 1,412 megawatts
- New York: 1,349 megawatts
- Indiana: 1,339 megawatts
- Colorado: 1,299 megawatts
- Kansas: 1,074 megawatts