Ector County Drilling Permits
Every permit issued by the Texas Railroad Commission in Ector County — updated daily, data through 2026-08-04.
Ector County permitting is running 8.7 permits a month over the trailing 90 days (26 total, down 45% on the prior quarter). 5 were issued in the past week. DIAMONDBACK E&P LLC leads with 87 permits in the past 12 months, one of 19 operators active in the county.
Last 30 Days
17
Operators (30d)
4
Latest Permit
2026-08-04
All Time
16,074
16,074 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1987-12-22 | 340515 | 42-135-35754 | RHODES COWDEN UNIT #462 | CITIES SERVICE OIL & GAS CORP. | DRILL | 4,350 | |
| 1987-12-22 | 340470 | 42-135-35753 | RHODES COWDEN UNIT #314 | CITIES SERVICE OIL & GAS CORP. | DRILL | 4,350 | |
| 1987-12-22 | 340428 | 42-135-35749 | TXL - 13 #12 | CONOCO INC. | DRILL | 4,850 | |
| 1987-12-22 | 340427 | 42-135-35750 | TXL - 13 #13 | CONOCO INC. | DRILL | 9,400 | |
| 1987-12-17 | 340070 | 42-135-35745 | SHELL-JOHNSON "48" #1 | RUST OIL CORP. | DRILL | 10,000 | |
| 1987-12-17 | 340069 | 42-135-35746 | PHILLIPS-TXL "47" #1 | RUST OIL CORP. | DRILL | 6,500 | |
| 1987-12-16 | 340341 | 42-135-32704 | JOHNSON, J. L. "B" #87 | ARCO OIL & GAS CO. | RECOMP | 5,350 | |
| 1987-12-15 | 340269 | 42-135-35378 | EDWARDS "A" #1 | TERRA RESOURCES, INC. | RECOMP | 9,200 | |
| 1987-12-14 | 340159 | 42-135-35747 | SPRAGUE, RUTH #2 | AMOCO PRODUCTION COMPANY | DRILL | 9,700 | |
| 1987-12-14 | 340126 | 42-135-35737 | NORTH COWDEN UNIT #1335 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340097 | 42-135-35729 | NORTH COWDEN UNIT #1336 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340096 | 42-135-35730 | NORTH COWDEN UNIT #1360 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340095 | 42-135-35731 | NORTH COWDEN UNIT #1363 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340094 | 42-135-35732 | NORTH COWDEN UNIT #1364 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340093 | 42-135-35733 | NORTH COWDEN UNIT #1365 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340092 | 42-135-35734 | NORTH COWDEN UNIT #1366 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340091 | 42-135-35735 | NORTH COWDEN UNIT #1367 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340090 | 42-135-35738 | NORTH COWDEN UNIT #1368 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340089 | 42-135-35744 | NORTH COWDEN UNIT #1369 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340087 | 42-135-35743 | NORTH COWDEN UNIT #1371 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340086 | 42-135-35742 | NORTH COWDEN UNIT #1372 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340085 | 42-135-35736 | NORTH COWDEN UNIT #1377 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340083 | 42-135-35741 | NORTH COWDEN UNIT #1381 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340082 | 42-135-35740 | NORTH COWDEN UNIT #1382 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-14 | 340081 | 42-135-35739 | NORTH COWDEN UNIT #1334 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-11 | 340098 | 42-135-35728 | AVERITT /B/ #1 | AMOCO PRODUCTION COMPANY | DRILL | 5,500 | |
| 1987-12-11 | 340088 | 42-135-35727 | AVERITT /A/ #1 | AMOCO PRODUCTION COMPANY | DRILL | 5,500 | |
| 1987-12-11 | 339751 | 42-135-06958 | THOMAS A #4 | CITIES SERVICE OIL & GAS CORP. | RECOMP | 9,840 | |
| 1987-12-10 | 339929 | 42-135-35726 | POOL B #1 | CITIES SERVICE OIL & GAS CORP. | DRILL | 4,600 | |
| 1987-12-10 | 338531 | 42-135-35136 | FASKEN "S-13" #2 | UNION TEXAS PETROLEUM CORP. | RECOMP | 10,600 | |
| 1987-12-09 | 339778 | 42-135-35725 | TXL NORTH UNIT #451 | SHELL WESTERN E&P INC. | DRILL | 7,100 | |
| 1987-12-09 | 339728 | 42-135-35724 | CONNELL, W. E. 13 #1X | W & W OIL COMPANY M | DRILL | 4,600 | |
| 1987-12-07 | 339678 | 42-135-35723 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2805 | CITIES SERVICE OIL & GAS CORP. | DRILL | 4,300 | |
| 1987-12-07 | 339677 | 42-135-35722 | JOHNSON GRAYBURG-SAN ANDRES UNIT #3304 | CITIES SERVICE OIL & GAS CORP. | DRILL | 4,300 | |
| 1987-12-07 | 339676 | 42-135-35721 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2406 | CITIES SERVICE OIL & GAS CORP. | DRILL | 4,300 | |
| 1987-12-07 | 339675 | 42-135-35720 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2109 | CITIES SERVICE OIL & GAS CORP. | DRILL | 4,300 | |
| 1987-12-07 | 338466 | 42-135-35695 | COWDEN, W. E. #10 | ATKINS PETROLEUM CORP. | DRILL | 4,350 | |
| 1987-12-03 | 339569 | 42-135-35719 | SHOE BAR RANCH "A" #1 #1 | VADO ENERGY, INC. | DRILL | 11,500 | |
| 1987-12-03 | 339544 | 42-135-35704 | NORTH COWDEN UNIT #1370 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339543 | 42-135-35705 | NORTH COWDEN UNIT #1373 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339542 | 42-135-35706 | NORTH COWDEN UNIT #1374 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339540 | 42-135-35707 | NORTH COWDEN UNIT #1375 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339538 | 42-135-35708 | NORTH COWDEN UNIT #1376 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339536 | 42-135-35710 | NORTH COWDEN UNIT #1380 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339534 | 42-135-35709 | NORTH COWDEN UNIT #1378 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339532 | 42-135-35711 | NORTH COWDEN UNIT #1383 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339529 | 42-135-35712 | NORTH COWDEN UNIT #1384 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339527 | 42-135-35713 | NORTH COWDEN UNIT #1385 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339525 | 42-135-35714 | NORTH COWDEN UNIT #1386 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1987-12-03 | 339523 | 42-135-35715 | NORTH COWDEN UNIT #1379 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.