North-Central Montana Oil and Gas Assessments
Science Center Objects
The U.S. Geological Survey completed the following assessments of undiscovered oil and gas resources of the North-Central Montana and Williston Basin Provinces 5028 of central Montana and western North Dakota.
- 2017 Continuous Assessment (Fact Sheet 2017-3032)
- 2000 Continuous Assessment (Fact Sheet 2008-3036)
- 1995 Assessment (see DDS 30)