Spreadsheet error overstated oil production from Fort Berthold Reservation

BISMARCK - In October, mixed in with the heap of oil production numbers the North Dakota Department of Mineral Resources churns out every month, was an important footnote: Oil production on the Fort Berthold Reservation had been grossly overstated as far back as 2012.

Department spokeswoman Alison Ritter said an internal audit in October discovered an error in a formula used in an Excel spreadsheet to break out production figures for the reservation.

http://www.inforum.com/news/3905229-spreadsheet-error-overstated-oil-production-fort-berthold-reservation