U.S. Active Drilling Rigs
| Bakken Total: 74 Montana: 3 North Dakota: 70 South Dakota: 1 |
Rocky Mountain Total: 117 Colorado: 34 New Mexico: 46 Utah: 9 Wyoming: 28 |
Central Plains Total: 137 Arkansas: 7 Kansas: 15 Oklahoma: 115 |
Gulf States Total: 49 Alabama: 3 Louisiana North: 31 Louisiana South: 9 Mississippi: 6 |
| Texas Total: 376 Texas RRC District 1: 40 District 2: 45 District 3: 23 District 4: 14 District 5: 7 District 6: 19 District 7B: 4 District 7C: 34 District 8: 154 District 8A: 15 District 9: 7 District 10: 14 |
Marcellus Total: 75 Ohio: 24 Pennsylvania: 35 West Virginia: 16 |
*Data from September 11, 2015 RigData report | |
Drillers
Helmerich & Payne, Inc rank number one in the United States for drillers based on the footage drilled. It totals more than 31 million feet making them account for more than 20 percent of the total in the United States.
*Data through 09/01/2015
Top 10 Drillers |
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| Rank | Company | Footage Drilled | Well Starts |
| 1 | Helmerich & Payne, Inc. | 31,511,125 | 2,746 |
| 2 | Patterson-UTI Drilling Company | 18,888,908 | 1,630 |
| 3 | Nabors Industries, Ltd. | 14,493,901 | 1,588 |
| 4 | Precision Drilling Trust | 6,796,506 | 707 |
| 5 | Ensign Energy Services, Inc. | 6,181,993 | 838 |
| 6 | Seventy Seven Energy, Inc. | 5,810,080 | 547 |
| 7 | Unit Corporation | 5,467,959 | 482 |
| 8 | Xtreme Drilling and Coil Services Corp. | 3,410,234 | 290 |
| 9 | Trinidad Energy Services Income Trust | 3,363,180 | 350 |
| 10 | Cactus Drilling Company, LLC | 3,066,163 | 309 |
Operators
Anadarko Petroleum Corporation rank number one in the United States for operators. Drilling almost 9.5 million feet, Anadarko accounts for more than 6 percent of the total.
*Data through 09/01/2015
Top 10 Operators |
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| Rank | Company | Footage Drilled | Well Starts |
| 1 | Anadarko Petroleum Corporation | 9,425,132 | 833 |
| 2 | Chesapeake Energy Corporation | 6,017,343 | 563 |
| 3 | Marathon Oil Corporation | 5,235,038 | 308 |
| 4 | EOG Resources, Inc. | 5,109,766 | 485 |
| 5 | Exxon Mobil Corporation | 5,041,707 | 691 |
| 6 | ConocoPhillips Company | 4,004,296 | 386 |
| 7 | Pioneer Natural Resources Company | 3,813,277 | 253 |
| 8 | BHP Billiton, Limited | 3,603,018 | 259 |
| 9 | QEP Resources, Inc. | 3,387,744 | 275 |
| 10 | Continental Resources, Inc. | 3,105,876 | 296 |
Data source rigdata.com
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