Judith Gap (image) Ecological Society of America Share Print E-Mail Caption The Judith Gap Wind Energy Center in Montana is comprised of 90 GE 1.5-MW turbines, for a total capacity of 135 MW. Credit Photo courtesy of Invenergy LLC, NREL. Usage Restrictions Photo courtesy of Invenergy LLC, NREL. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.