Oil and gas leases in Chevron U. S. A. Inc. — page 3

Chevron U. S. A. Inc. is a Texas operator, Commission number 148113, with 2,925 leases reporting production across 49 counties. 838 of them are oil leases and 2,087 are gas leases. Between them they carry 17,690 wellbores. Reported volumes run from January 1993 to August 2026 and come to 674.0 million barrels of oil and 3.9 billion Mcf of gas. Every lease below has its own page with a decline-curve forecast and an estimate of what the whole lease is worth.

Key facts about Chevron U. S. A. Inc.

How many oil and gas leases are in Chevron U. S. A. Inc.?
Chevron U. S. A. Inc. has 2,925 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Chevron U. S. A. Inc. produced?
Leases in Chevron U. S. A. Inc. have reported 673,955,202 barrels of oil (bbl) and 3,936,249,869 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How much are mineral rights in Chevron U. S. A. Inc. worth?
There is no single figure: what a mineral or royalty interest in Chevron U. S. A. Inc. is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 2,925 leases listed here has its own page with the full production history the operator reported, a decline-curve forecast, and an estimate of what a royalty interest in it is worth today.

Leases — page 3 of 15

  • FOUR CORNERS TXL FEE — oil, Chevron U. S. A. Inc., Upton County, 2.9 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.9 million reported
  • MARTINEZ, MERCURIO ET AL UNIT A — gas, Chevron U. S. A. Inc., Zapata County, 2.9 million reported
  • EDWARDS, C. W., ET AL — gas, Chevron U. S. A. Inc., Ward County, 2.9 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • TUBB, J. B. — gas, Chevron U. S. A. Inc., Crane County, 2.8 million reported
  • DODGE, G. M. — oil, Chevron U. S. A. Inc., Howard County, 2.8 million reported
  • WEGNER ET AL GAS UNIT — gas, Chevron U. S. A. Inc., Atascosa County, 2.8 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • GUERRA, A. E. — gas, Chevron U. S. A. Inc., Hidalgo County, 2.8 million reported
  • HAY JANE F — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • WINDHAM, R. S. ET AL 128 — gas, Chevron U. S. A. Inc., Upton County, 2.8 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • ANTONIO MARTINEZ ET AL UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.8 million reported
  • HENDERSON, ET AL GAS UNIT #2 — gas, Chevron U. S. A. Inc., Atascosa County, 2.8 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • MITCHELL 9 — gas, Chevron U. S. A. Inc., Terrell County, 2.8 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • FLOWERS — gas, Chevron U. S. A. Inc., Hemphill County, 2.8 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.8 million reported
  • MARSHALL-URIBE GAS UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
  • MARTIN, J.C. — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.7 million reported
  • LOPEZ, G.G. — gas, Chevron U. S. A. Inc., Brooks County, 2.7 million reported
  • EUDOXIO MARTINEZ UNIT 1 — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
  • DABERRY — gas, Chevron U. S. A. Inc., Wheeler County, 2.7 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.7 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.7 million reported
  • BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.7 million reported
  • TUBB, J. B. -M- — gas, Chevron U. S. A. Inc., Crane County, 2.7 million reported
  • HALLEY, S. — gas, Chevron U. S. A. Inc., Winkler County, 2.7 million reported
  • MARTINEZ, ANTONIO ET AL "A" UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
  • MCELROY RANCH CO. 119 — gas, Chevron U. S. A. Inc., Upton County, 2.7 million reported
  • VELA, J.M. — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
  • VILLARREAL-LEYENDECKER GAS UNIT — gas, Chevron U. S. A. Inc., Webb County, 2.7 million reported
  • BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.7 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.7 million reported
  • FROST, J. — gas, Chevron U. S. A. Inc., Reeves County, 2.7 million reported
  • HURT, W. T. ET AL — gas, Chevron U. S. A. Inc., Atascosa County, 2.7 million reported
  • LANIER, S. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
  • HENDERSON, J. ET AL GU 1 — gas, Chevron U. S. A. Inc., Atascosa County, 2.6 million reported
  • REYNOLDS CATTLE CO. "B" — gas, Chevron U. S. A. Inc., Pecos County, 2.6 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.6 million reported
  • VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.6 million reported
  • WERNER-MICHER — gas, Chevron U. S. A. Inc., Panola County, 2.6 million reported
  • WERNER-POPE — gas, Chevron U. S. A. Inc., Panola County, 2.6 million reported
  • BRUNI MINERAL TRUST "B" — gas, Chevron U. S. A. Inc., Webb County, 2.6 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.6 million reported
  • HENDERSON ET AL UNIT #1 — gas, Chevron U. S. A. Inc., Atascosa County, 2.6 million reported
  • VELA, J. M. — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
  • CLEVELAND, R. ET AL — gas, Chevron U. S. A. Inc., Reeves County, 2.6 million reported
  • VLT THOR STATE UNIT — oil, Chevron U. S. A. Inc., Howard County, 2.6 million reported
  • YEAGER GAS UNIT — gas, Chevron U. S. A. Inc., Mcmullen County, 2.6 million reported
  • LOPEZ, G.G. — gas, Chevron U. S. A. Inc., Brooks County, 2.6 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.6 million reported
  • BAHR INTEREST ET AL — gas, Chevron U. S. A. Inc., Harris County, 2.6 million reported
  • CHEVRON - CARR, EDITH — gas, Chevron U. S. A. Inc., Webb County, 2.6 million reported
  • ISAACS-SIMPSON — gas, Chevron U. S. A. Inc., Hemphill County, 2.6 million reported
  • MARTINEZ, G. — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
  • BLEAKLEY, PAUL J. — gas, Chevron U. S. A. Inc., Panola County, 2.6 million reported
  • HUTCHINGS STOCK ASSOCIATION — gas, Chevron U. S. A. Inc., Ward County, 2.6 million reported
  • MARTINEZ, G. — gas, Chevron U. S. A. Inc., Zapata County, 2.5 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • HURT, W. T. ET AL — gas, Chevron U. S. A. Inc., Atascosa County, 2.5 million reported
  • HH SW 3 — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • HARRELL, JEANETTE — gas, Chevron U. S. A. Inc., Panola County, 2.5 million reported
  • GUERRA, A. E. — gas, Chevron U. S. A. Inc., Hidalgo County, 2.5 million reported
  • CARTHAGE GAS UNIT 111 — gas, Chevron U. S. A. Inc., Panola County, 2.5 million reported
  • ZACHRY, E. B. — gas, Chevron U. S. A. Inc., Zapata County, 2.5 million reported
  • HOUGH SHIVERS 'A' — gas, Chevron U. S. A. Inc., Panola County, 2.5 million reported
  • HAY HENLEY F — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • FORT STOCKTON GAS UNIT NO. 9 — gas, Chevron U. S. A. Inc., Pecos County, 2.5 million reported
  • GUERRA, A. E. — gas, Chevron U. S. A. Inc., Hidalgo County, 2.5 million reported
  • EDWARDS, JACK ET AL — gas, Chevron U. S. A. Inc., Ward County, 2.5 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • TAYLOR RANCH STATE UNIT — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • KOEHLER, EDNA S. — gas, Chevron U. S. A. Inc., Atascosa County, 2.5 million reported
  • MORENO, ISIDRO ET AL — gas, Chevron U. S. A. Inc., Webb County, 2.5 million reported
  • TUBB, J. B. — gas, Chevron U. S. A. Inc., Crane County, 2.5 million reported
  • DEADWOOD-BARNETT — gas, Chevron U. S. A. Inc., Panola County, 2.5 million reported
  • TARTT, EMMA ET AL — gas, Chevron U. S. A. Inc., Atascosa County, 2.5 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • CHEVRON - EDITH CARR — gas, Chevron U. S. A. Inc., Webb County, 2.5 million reported
  • HAY HENLEY B — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • STEPHENS, W. E. — gas, Chevron U. S. A. Inc., Grayson County, 2.5 million reported
  • HAY EVELYNN 17/20 — gas, Chevron U. S. A. Inc., Culberson County, 2.5 million reported
  • LIGON, S. E. - STATE — gas, Chevron U. S. A. Inc., Reeves County, 2.5 million reported
  • 1ST NATL BANK OF ROSWELL TR. "B" — oil, Chevron U. S. A. Inc., Terry County, 2.5 million reported
  • VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.5 million reported
  • URIBE, S. — gas, Chevron U. S. A. Inc., Zapata County, 2.5 million reported
  • HAY DENISE STATE 08/05 — gas, Chevron U. S. A. Inc., Culberson County, 2.4 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.4 million reported
  • HH SW 3 — gas, Chevron U. S. A. Inc., Culberson County, 2.4 million reported
  • VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.4 million reported
  • STATE SCHOOL BOARD ZZ — gas, Chevron U. S. A. Inc., Reeves County, 2.4 million reported
  • ISAACS -210- — gas, Chevron U. S. A. Inc., Hemphill County, 2.4 million reported
  • BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.4 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.4 million reported
  • HENDERSON ET AL GAS UNIT #2 — gas, Chevron U. S. A. Inc., Atascosa County, 2.4 million reported
  • TARTT, EMMA ET AL — gas, Chevron U. S. A. Inc., Atascosa County, 2.4 million reported
  • PENNA-J-BAKER — gas, Chevron U. S. A. Inc., Panola County, 2.4 million reported
  • MERCURIO MARTINEZ ET AL UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.4 million reported
  • EDWARDS, JANELLE ETAL — gas, Chevron U. S. A. Inc., Crane County, 2.4 million reported
  • C-BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.4 million reported
  • ROBBINS, J. W., -1-B- — gas, Chevron U. S. A. Inc., Pecos County, 2.4 million reported
  • RAMIREZ-MALAKOFF UNIT — gas, Chevron U. S. A. Inc., Webb County, 2.4 million reported
  • REEVES TXL FEE T7-50-9 — oil, Chevron U. S. A. Inc., Reeves County, 2.4 million reported
  • HAY EVELYNN 17/20 — gas, Chevron U. S. A. Inc., Culberson County, 2.4 million reported
  • HAY MIA — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • HAY ARIA 03/46 A — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • HAY HENLEY D — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • HAY MIA — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • ISAACS-SIMPSON — gas, Chevron U. S. A. Inc., Hemphill County, 2.3 million reported
  • BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.3 million reported
  • FOUR CORNERS TXL FEE "C" — oil, Chevron U. S. A. Inc., Upton County, 2.3 million reported
  • MARTINEZ, ANTONIO ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.3 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • -DD- GAS UNIT — gas, Chevron U. S. A. Inc., Pecos County, 2.3 million reported
  • HAY JANE E — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • FROST, J. — gas, Chevron U. S. A. Inc., Reeves County, 2.3 million reported
  • GOLDSMITH, C. A., ETAL — oil, Chevron U. S. A. Inc., Ector County, 2.3 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • ISAACS -209- — gas, Chevron U. S. A. Inc., Hemphill County, 2.3 million reported
  • HAY ZOELLE 9 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • JARVIS -213- — gas, Chevron U. S. A. Inc., Hemphill County, 2.3 million reported
  • HELTON — gas, Chevron U. S. A. Inc., Hemphill County, 2.3 million reported
  • M.L.E.I.-PENA, H. L. — gas, Chevron U. S. A. Inc., Webb County, 2.3 million reported
  • MCMAHAN, P. A. — gas, Chevron U. S. A. Inc., Webb County, 2.3 million reported
  • MARTINEZ, A. UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.3 million reported
  • C-BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.3 million reported
  • LOGSTON, ROY — gas, Chevron U. S. A. Inc., Grayson County, 2.3 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.3 million reported
  • MITCHELL, ROSA L., ET AL -I- — gas, Chevron U. S. A. Inc., Pecos County, 2.2 million reported
  • VLT DELTA 4-9 UNIT — oil, Chevron U. S. A. Inc., Howard County, 2.2 million reported
  • BRYANT — gas, Chevron U. S. A. Inc., Wheeler County, 2.2 million reported
  • MYERS, A. E. — oil, Chevron U. S. A. Inc., Fort Bend County, 2.2 million reported
  • MACMAHON, P.A. — gas, Chevron U. S. A. Inc., Webb County, 2.2 million reported
  • MEITZEN — gas, Chevron U. S. A. Inc., Webb County, 2.2 million reported
  • JEANETTE HARRELL UNIT — gas, Chevron U. S. A. Inc., Panola County, 2.2 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.2 million reported
  • CHEVRON-THUNDERBIRD #1 GAS UNIT — gas, Chevron U. S. A. Inc., Jim Hogg County, 2.2 million reported
  • WERNER-MICHER — gas, Chevron U. S. A. Inc., Panola County, 2.2 million reported
  • MARTINEZ, G. — gas, Chevron U. S. A. Inc., Zapata County, 2.2 million reported
  • HAY JANE H — gas, Chevron U. S. A. Inc., Culberson County, 2.2 million reported
  • STATE SCHOOL BOARD "ZZ" — gas, Chevron U. S. A. Inc., Reeves County, 2.2 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.2 million reported
  • VELA, J.M. — gas, Chevron U. S. A. Inc., Zapata County, 2.2 million reported
  • WERNER-LEFOY — gas, Chevron U. S. A. Inc., Panola County, 2.2 million reported
  • MCELROY RANCH CO. "L" — gas, Chevron U. S. A. Inc., Upton County, 2.2 million reported
  • MITCHELL 4 — gas, Chevron U. S. A. Inc., Terrell County, 2.2 million reported
  • VILLARREAL — gas, Chevron U. S. A. Inc., Webb County, 2.2 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.2 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.2 million reported
  • MARTINEZ-VELA G.U. — gas, Chevron U. S. A. Inc., Zapata County, 2.2 million reported
  • BRUNI MINERAL TRUST "B" — gas, Chevron U. S. A. Inc., Webb County, 2.2 million reported
  • CMC TIGER UNIT — oil, Chevron U. S. A. Inc., Midland County, 2.2 million reported
  • VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
  • HAY HENLEY G — gas, Chevron U. S. A. Inc., Culberson County, 2.1 million reported
  • WOODWARD, F. 40 — gas, Chevron U. S. A. Inc., Pecos County, 2.1 million reported
  • HAY EVELYNN 17/20 — gas, Chevron U. S. A. Inc., Culberson County, 2.1 million reported
  • VLT FALCON JAYJOHNSON STATE UNIT — oil, Chevron U. S. A. Inc., Howard County, 2.1 million reported
  • FROST - TENAHA GAS UNIT — gas, Chevron U. S. A. Inc., Panola County, 2.1 million reported
  • M.L.E.I. BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.1 million reported
  • REV BX STATE T8-51-12 — oil, Chevron U. S. A. Inc., Reeves County, 2.1 million reported
  • LEYENDECKER ET AL — gas, Chevron U. S. A. Inc., Webb County, 2.1 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.1 million reported
  • CHEVRON-THUNDERBIRD #4 GAS UNIT — gas, Chevron U. S. A. Inc., Jim Hogg County, 2.1 million reported
  • MACMAHON, P.A. — gas, Chevron U. S. A. Inc., Webb County, 2.1 million reported
  • MORENO, ISIDRO ET AL — gas, Chevron U. S. A. Inc., Webb County, 2.1 million reported
  • RANGEL, B M — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
  • RAMIREZ, J.E. — gas, Chevron U. S. A. Inc., Webb County, 2.1 million reported
  • TAYLOR RANCH STATE UNIT — gas, Chevron U. S. A. Inc., Culberson County, 2.1 million reported
  • M.L.E.I., BRUNI MIN. TR. — gas, Chevron U. S. A. Inc., Webb County, 2.1 million reported
  • LOPEZ, G G — gas, Chevron U. S. A. Inc., Brooks County, 2.1 million reported
  • VISE — gas, Chevron U. S. A. Inc., Hemphill County, 2.1 million reported
  • ANTONIO MARTINEZ ET AL "A" GU — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
  • VIDAURRI, R. — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
  • REEVES TXL FEE T7-50-15 — oil, Chevron U. S. A. Inc., Reeves County, 2.1 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.1 million reported
  • HAY MIA — gas, Chevron U. S. A. Inc., Culberson County, 2.1 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.1 million reported
  • RANGEL, B. M. — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
  • CARTHAGE GAS UNIT 110 — gas, Chevron U. S. A. Inc., Panola County, 2.1 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.0 million reported
  • HAY MIA — gas, Chevron U. S. A. Inc., Culberson County, 2.0 million reported
  • SHERMAN /7500 SAND/ UNIT — oil, Chevron U. S. A. Inc., Grayson County, 2.0 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.0 million reported
  • LOPEZ, G. G. — gas, Chevron U. S. A. Inc., Brooks County, 2.0 million reported
  • HAY BLAKE 7/6 — gas, Chevron U. S. A. Inc., Culberson County, 2.0 million reported
  • BRUNI MINERAL TRUST — gas, Chevron U. S. A. Inc., Webb County, 2.0 million reported
  • VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.0 million reported
  • DR STATE WISE UNIT 1 — gas, Chevron U. S. A. Inc., Culberson County, 2.0 million reported
  • MITCHELL 11 — gas, Chevron U. S. A. Inc., Terrell County, 2.0 million reported
  • HAY THANE — gas, Chevron U. S. A. Inc., Culberson County, 2.0 million reported

Production figures are as reported to the Railroad Commission of Texas. Values shown on lease pages are estimates produced by fitting a decline curve to that reported history; they are not offers or appraisals.