A pumping unit pumps oil in western North Dakota, shown in this photo taken June 17. The state is producing 1.22 million barrels of oil a day and Fort Berthold Reservation is producing about 22 percent of that oil. Eloise Ogden/MDN

Fort Berthold Reservation in western North Dakota is producing about 22 percent of the state’s oil.

Most recent figures from the North Dakota Department of Mineral Resources show the state produced 1.22 million barrels of oil a day in April.

The reservation produced 264,171 barrels of oil per day, according to Lynn Helms, director of the Mineral Resources Department.

The reservation has 1,861 active wells and 118 wells waiting on completion, according to his recent report. He said 454 drilling permits have been approved. He said the reservation has a potential of 3,719 future wells.

In April the state had an increase of more than 62,800 barrels of oil (preliminary figure) produced a day compared to in March when the state produced 1.162 million barrels of oil.

The state’s gas production reached a new all-time high of 2.241 billion cubic feet a day. The number of producing wells also reached a new all-time high of 14,571 (preliminary figure) wells.

As of Tuesday, 64 wells were actively drilling in North Dakota, the North Dakota Oil and Gas Division, a division of the N.D. Department of Mineral Resources, reported.