Estimated Value by Well
The wells driving the estimated value of Southwest Petroleum Company, Limited Partnership's mineral portfolio.
Estimated values combine recorded decimal interests with recent well production.
Get a firm cash offer for these mineral and royalty interests. We review your production history and respond within two business days.
Production History & Forecast
Combined monthly oil and gas production from the most active wells associated with Southwest Petroleum Company, Limited Partnership, with a 36-month decline-curve forecast.
Source: Railroad Commission of Texas lease production filings. Condensate volumes are reported with gas. The dashed forecast is a decline curve fitted to the production history — an estimate, not a guarantee of future production.
Interests Held By Southwest Petroleum Company, Limited Partnership
Royalty and mineral interests from the 2024 county tax roll, matched to producing oil and gas wells. Sorted by estimated value.
| # | Property | County | Operator | Interest | Type | Est. Value |
|---|---|---|---|---|---|---|
| 1 | PIERCE 21H API 28332940 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.002605 | R | $167.37 |
| 2 | PIERCE 30H API 28334419 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.001302 | R | $121.92 |
| 3 | PIERCE 10H API 28332346 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.001302 | R | $115.60 |
| 4 | PIERCE 12H API 28333710 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.001302 | R | $91.87 |
| 5 | VESTER B UNIT 11H API 28332670 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.001891 | R | $87.07 |
| 6 | HORNED FROG NW BC UNIT 4H API 28336666 | La Salle County, TX | LONESTAR OPERATING LLC | 0.000142 | R | $73.70 |
| 7 | VESTER A UNIT 10H API 28332669 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.002188 | R | $62.31 |
| 8 | PIERCE 11H API 28333709 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.001302 | R | $49.77 |
| 9 | HORNED FROG NW B UNIT 3H API 28336288 | La Salle County, TX | LONESTAR OPERATING LLC | 0.000178 | R | $47.64 |
| 10 | WASHBURN RANCH 01-STS B 04H API 28333476 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $46.68 |
| 11 | FOSTER LAS A 1H API 28335388 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000261 | R | $46.58 |
| 12 | PIERCE 31H API 28334420 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.001302 | R | $46.44 |
| 13 | WASHBURN RANCH 01-STS B 03H API 28333475 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $43.09 |
| 14 | PIERCE 20H API 28332936 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.001302 | R | $37.64 |
| 15 | BURKHOLDER NELL JONES GAS UNIT 2 API 28332070 | La Salle County, TX | VIRTEX OPERATING COMPANY INC. | 0.000868 | R | $26.87 |
| 16 | BURKHOLDER 5 API 28330006 | La Salle County, TX | LEWIS PETRO PROPERTIES INC. | 0.001367 | O | $24.94 |
| 17 | REEVES 3 API 28331561 | La Salle County, TX | SUTTON PRODUCING CORP. | 0.000859 | R | $17.32 |
| 18 | HORNED FROG NW C UNIT 5H API 28336702 | La Salle County, TX | LONESTAR OPERATING LLC | 0.000061 | R | $12.44 |
| 19 | BURKHOLDER NELL JONES GAS UNIT 3 API 28332073 | La Salle County, TX | VIRTEX OPERATING COMPANY INC. | 0.000868 | R | $10.46 |
| 20 | FOSTER J. ESTATE 20 API 28331910 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000214 | R | $7.51 |
| 21 | FOSTER J. ESTATE 25 API 28331989 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000311 | R | $7.48 |
| 22 | FOSTER J. ESTATE 23 API 28331927 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000311 | R | $7.32 |
| 23 | WINSLOW UNIT B LAS 5H API 28332747 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000050 | R | $6.17 |
| 24 | REEVES 5 API 28331964 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000859 | R | $5.95 |
| 25 | FOSTER J. ESTATE 35 API 28332084 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000215 | R | $5.63 |
| 26 | FOSTER J. ESTATE 7 API 28331816 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000214 | R | $5.36 |
| 27 | FOSTER J. ESTATE 18 API 28331873 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000214 | R | $5.12 |
| 28 | FOSTER UNIT IV LAS C 1H API 28333694 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000127 | R | $4.72 |
| 29 | WASHBURN RANCH 01 07H API 28334368 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $4.51 |
| 30 | WASHBURN RANCH 02 11H API 28334552 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $4.51 |
| 31 | WASHBURN RANCH 02 09H API 28333917 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $4.06 |
| 32 | BURKHOLDER NELL JONES GAS UNIT 4 API 28332071 | La Salle County, TX | VIRTEX OPERATING COMPANY INC. | 0.000868 | R | $3.54 |
| 33 | WASHBURN RANCH 02 07H API 28333952 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $3.06 |
| 34 | FOSTER J. ESTATE 1 API 28330960 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000214 | R | $2.58 |
| 35 | WASHBURN RANCH 02 13H API 28334554 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $2.48 |
| 36 | WASHBURN RANCH 01 05H API 28334366 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $1.96 |
| 37 | FOSTER J. ESTATE 21 API 28331912 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000073 | R | $1.85 |
| 38 | FOSTER J. ESTATE 3 API 28330990 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000073 | R | $1.85 |
| 39 | BURKHOLDER NELL JONES GAS UNIT 1 API 28331939 | La Salle County, TX | VIRTEX OPERATING COMPANY INC. | 0.000868 | R | $1.82 |
| 40 | FOSTER J. ESTATE 11 API 28331848 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000073 | R | $1.78 |
| 41 | WASHBURN RANCH 01 06H API 28334367 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $1.71 |
| 42 | FOSTER J. ESTATE 46 API 28332082 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000073 | R | $1.57 |
| 43 | WASHBURN RANCH 02 08H API 28333916 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $1.47 |
| 44 | FOSTER J. ESTATE 14 API 28331862 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000073 | R | $1.37 |
| 45 | WASHBURN RANCH 02 12H API 28334553 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $1.14 |
| 46 | WASHBURN RANCH 02 10H API 28334550 | La Salle County, TX | SEA EAGLE FORD LLC | 0.000053 | O | $1.00 |
| 47 | FOSTER J. ESTATE 10 API 28331838 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000214 | R | $0.67 |
| 48 | FOSTER LAS A 4H API 28335426 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000063 | R | $0.27 |
| 49 | FOSTER J. ESTATE 26 API 28331990 | La Salle County, TX | FLETCHER OPERATING LLC | 0.000311 | R | $0.24 |
| 50 | HORNED FROG NW A UNIT 2H API 28336287 | La Salle County, TX | LONESTAR OPERATING LLC | 0.000189 | R | $0.03 |
| 51 | RANCHO UNIT B LAS 1H API 28332805 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 52 | MBF LAS B 2H API 28332868 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 53 | MEDFORD LAS E 3H API 28332645 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 54 | 7K UNIT I LAS A 3H API 28333093 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 55 | 7K UNIT II LAS B 2H API 28334633 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 56 | 7K UNIT V LAS D 4H API 28333079 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 57 | 7K UNIT IV LAS D 1H API 28333078 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 58 | MEDFORD UNIT A LAS 3H API 28332960 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 59 | WINDSOR UNIT A LAS 4H API 28333100 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 60 | WINDSOR UNIT B LAS 2H API 28333101 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 61 | RANCHO DE LA TIERRA ROJA A 1H API 28332649 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 62 | GUTTMAN A UNIT 9H API 28335670 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000156 | R | — |
| 63 | RANCHO D LA TIERRA ROJA E 2H API 28332760 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 64 | RANCHO D LA TIERRA ROJA E 2H API 28332760 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 65 | HUMAN UNIT LAS 1H API 28334598 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 66 | WOOD UNIT LAS 1H API 28333274 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 67 | RANCHO UNIT C LAS 2H API 28336198 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 68 | J TYLER UNIT I LAS P 5H API 28334944 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.024914 | R | — |
| 69 | MEDFORD UNIT C LAS 3H API 28333119 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 70 | TREVINO UNIT I LAS A 1H API 28333491 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.013863 | R | — |
| 71 | JASIK 42H API 28335242 | La Salle County, TX | CALLON (EAGLE FORD) LLC | 0.000157 | R | — |
| 72 | GUTTMAN B UNIT 2H API 28333495 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000133 | R | — |
| 73 | SCOTT-WILKINSON Q UNIT 18H API 28334040 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000139 | R | — |
| 74 | WHITWELL I UNIT 55H API 28335684 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000159 | R | — |
| 75 | WHITWELL H UNIT 54H API 28335574 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000146 | R | — |
| 76 | WHITWELL K UNIT 5H API 28333411 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000158 | R | — |
| 77 | WHITWELL J UNIT 6H API 28333410 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000150 | R | — |
| 78 | SCOTT-WILKINSON O UNIT 22H API 28335194 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000162 | R | — |
| 79 | SCOTT-WILKINSON S UNIT 14H API 28333974 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000131 | R | — |
| 80 | SCOTT-WILKINSON K UNIT 10H API 28333531 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000117 | R | — |
| 81 | LEHMAN 2H API 28333785 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000162 | R | — |
| 82 | LEHMAN D UNIT 2H API 28333785 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000162 | R | — |
| 83 | 7K UNIT III LAS B 4H API 28334640 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.000162 | R | — |
| 84 | SCOTT-WILKINSON J UNIT 29H API 28335314 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000159 | R | — |
| 85 | LEHMAN E UNIT 8H API 28334684 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000162 | R | — |
| 86 | WHITWELL C UNIT 16H API 28334231 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000162 | R | — |
| 87 | WHITWELL A UNIT 24H API 28334446 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000123 | R | — |
| 88 | WHITWELL B UNIT 10H API 28333885 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000124 | R | — |
| 89 | WHITWELL E UNIT 11H API 28333750 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000127 | R | — |
| 90 | SCOTT-WILKINSON N UNIT 5H API 28334268 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000160 | R | — |
| 91 | SCOTT-WILKINSON L UNIT 21H API 28334513 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000157 | R | — |
| 92 | WHITWELL F UNIT 35H API 28334908 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000159 | R | — |
| 93 | WHITWELL O UNIT 25H API 28334676 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000159 | R | — |
| 94 | FANSLER LORRAINE 7001 API 28331133 | La Salle County, TX | VIRTEX OPERATING COMPANY INC. | 0.000547 | O | — |
| 95 | WHITWELL N UNIT 1H API 28335353 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000159 | R | — |
| 96 | WHITWELL D UNIT 17H API 28335174 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000157 | R | — |
| 97 | LEHMAN A UNIT 16H API 28336169 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000162 | R | — |
| 98 | RAKOWITZ UNIT IV LAS V 5H API 28334938 | La Salle County, TX | CHESAPEAKE OPERATING L.L.C. | 0.014567 | R | — |
| 99 | SCOTT-WILKINSON M UNIT 28H API 28335191 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000162 | R | — |
| 100 | SCOTT-WILKINSON P UNIT 17H API 28336746 | La Salle County, TX | EP ENERGY E&P COMPANY L.P. | 0.000159 | R | — |
Showing the 100 most valuable of 126 well interests on file. Request an offer to receive a review of the complete portfolio.
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