The data displays the number of oil rigs in the U.S. by region, as of May 2018. At that time, there were five oil rigs counted in the Mississippian region. Thus, this region was among the top ten oil producing regions in the United States based on oil rig count.
Permian | 477 |
Cana Woodford | 73 |
Eagle Ford | 67 |
Williston | 57 |
DJ-Niobrara | 25 |
Gulf of Mexico | 15 |
Granite Wash | 13 |
Mississippian | 5 |
Ardmore Woodford | 3 |
Haynesville | 1 |
Barnett | 1 |
Utica | 0 |
Fayetteville | 0 |
Arkoma Woodford | 0 |
Marcellus | 0 |
Others | 137 |