Minor NSR Permit: Crusoe Energy Systems, Inc - Crosby Chase CTB

This page contains access to the minor NSR permit application, air quality modeling files, final permit and other supporting documentation for the minor NSR permit for the Crusoe Energy Systems, Inc. - Crosby Chase CTB data mining operation, located on Indian country lands within the Fort Berthold Indian Reservation in North Dakota.   The final permit was issued and immediately effective on September 20, 2021. The permit was administratively revised on February 28, 2022, at which time the revised permit replaced the September 20, 2021, permit as the effective permit.

Note: Due to file type restrictions, the modeling files are posted on this page, while other supporting documentation may be accessed in regulations.gov in the docket for this permit action, Docket #EPA-R08-OAR-2021-0039.

True Minor NSR Modeling Files: Crusoe Energy Systems, Inc. - Crosby Chase CTB (zip)