| North Lea Federal #01230-025-39939 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,484 | Sep 14, 2010 | 256 | 365 |
| Lea Federal Unit #02430-025-38212 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 11,125 | Jul 7, 2006 | 7,998 | 17,685 |
| Codorniz 28 Federal #00330-025-37523 | Chevron U S A Inc only | LeaQuail Ridge; Morrow (Gas) | ActiveOil | 13,750 | Aug 26, 2005 | 0 | 1,322 |
| North Lea Federal #01130-025-34748 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,250 | Sep 25, 1999 | 1,621 | 133 |
| Quail Federal #00630-025-34116 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,360 | Aug 25, 1997 | 736 | 2,567 |
| Pearl 33 Federal #00130-025-34119 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 10,250 | Aug 25, 1997 | 2,260 | 1,868 |
| Quail Federal #00430-025-33884 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,360 | Mar 7, 1997 | 1,453 | 3,004 |
| Quail Federal #00530-025-33885 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,350 | Mar 7, 1997 | 1,980 | 4,460 |
| Truman Federal #00730-025-33872 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,370 | Feb 25, 1997 | 1,100 | 6,127 |
| Truman Federal #00630-025-33859 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,350 | Feb 13, 1997 | 448 | 6,973 |
| Quail Federal #00330-025-33664 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,350 | Oct 21, 1996 | 1,111 | 2,604 |
| Truman Federal #00530-025-33665 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,340 | Oct 21, 1996 | 443 | 1,913 |
| Quail Federal #00230-025-33663 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,350 | Oct 16, 1996 | 987 | 2,814 |
| Truman Federal #00430-025-33516 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,340 | Jul 9, 1996 | 775 | 7,336 |
| Truman Federal #00330-025-33374 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,370 | Mar 28, 1996 | 878 | 1,539 |
| Truman Federal #00230-025-30633 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,285 | Dec 8, 1995 | 720 | 2,162 |
| Hudson Federal #00530-025-33247 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,300 | Dec 8, 1995 | 534 | 1,169 |
| Truman Federal #00130-025-33043 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,330 | Jul 21, 1995 | 912 | 4,543 |
| Hudson Federal #00330-025-33017 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,350 | Jun 21, 1995 | 593 | 1,368 |
| Hudson Federal #00230-025-32971 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,380 | May 24, 1995 | 1,022 | 1,372 |
| Quail Federal #00130-025-32939 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 8,340 | Apr 18, 1995 | 4,410 | 5,403 |
| Mobil Lea State #00730-025-32914 | Matador Production Company only | LeaLea; Delaware, Northeast | ActiveOil | 8,320 | Apr 5, 1995 | 49 | 4 |
| Mallon 34 Federal #00830-025-32783 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 6,300 | Mar 18, 1995 | 572 | 1,133 |
| Lea Unit #01730-025-32794 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 14,455 | Dec 19, 1994 | 3,954 | 3,390 |
| Mallon 34 Federal #01130-025-32786 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 7,044 | Dec 15, 1994 | 1,147 | 2,644 |
| Mallon 34 Federal #01230-025-32787 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 6,200 | Dec 15, 1994 | 2,101 | 0 |
| Mallon 34 Federal #01430-025-32816 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 6,468 | Nov 29, 1994 | 1,145 | 1,129 |
| Hudson Federal #00130-025-32819 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 13,750 | Oct 14, 1994 | 1,545 | 1,342 |
| Federal 11 2O 34 #00530-025-32619 | COG Operating LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,255 | Jul 29, 1994 | 327 | 228 |
| Mallon 34 Federal #00230-025-32606 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 6,313 | Jul 27, 1994 | 1,121 | 1,145 |
| Mallon 34 Federal #00330-025-32607 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 6,300 | Jul 27, 1994 | 1,125 | 2,287 |
| Mobil Lea State #00530-025-32466 | Matador Production Company only | LeaLea; Delaware, Northeast | ActiveOil | 6,058 | Mar 21, 1994 | 37 | 0 |
| Mark Federal #00630-025-32165 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,340 | Jul 27, 1993 | 1,684 | 2,182 |
| Mark Federal #00530-025-32166 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,464 | Jul 27, 1993 | 1,134 | 2,558 |
| Mark Federal #00730-025-32153 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveGas | 13,860 | Jul 20, 1993 | 557 | 773 |
| North Lea Federal #01030-025-31822 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,488 | Apr 1, 1993 | 653 | 624 |
| North Lea Federal #00830-025-31886 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,510 | Apr 1, 1993 | 102 | 4 |
| Mobil Lea State #00230-025-31928 | Matador Production Company only | LeaLea; Delaware, Northeast | ActiveOil | 6,256 | Apr 1, 1993 | 62 | 0 |
| West Pearl State #00230-025-31845 | Matador Production Company only | LeaLea; Delaware, Northeast | ActiveOil | 6,210 | Mar 1, 1993 | 255 | 19 |
| Mark Federal #00330-025-31790 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,498 | Feb 1, 1993 | 838 | 2,424 |
| North Lea Federal #00730-025-31737 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,510 | Jan 1, 1993 | 456 | 620 |
| Mobil Lea State #00130-025-31696 | Matador Production Company only | LeaLea; Delaware, Northeast | ActiveOil | 6,289 | Oct 1, 1992 | 901 | 0 |
| North Lea Federal #00630-025-31719 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,462 | Oct 1, 1992 | 618 | 1,982 |
| Mark Federal #00430-025-31818 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,480 | Sep 11, 1992 | 3,425 | 881 |
| Mark Federal #00230-025-31189 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 6,475 | Jul 1, 1991 | 311 | 875 |
| Mark Federal #00130-025-30183 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 13,600 | Nov 27, 1987 | 4,036 | 1,263 |
| Coyote 10 Federal #00230-025-26675 | 3R Operating, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 13,600 | Dec 5, 1979 | 2,063 | 1,120 |
| Lea Unit #00930-025-02432 | Coterra Energy Operating Co. only | LeaLea; Delaware, Northeast | ActiveOil | 14,408 | — | 10,263 | 20,863 |
| Delaware State #00130-025-23550 | Animas Resources, LLC only | LeaLea; Delaware, Northeast | ActiveOil | 10,225 | — | 152 | 0 |