Oil and gas leases in Tri-Union Development Corp.

Tri-Union Development Corp. is a Texas operator, Commission number 871137, with 25 leases reporting production across 10 counties. 9 of them are oil leases and 16 are gas leases. Between them they carry 27 wellbores. Reported volumes run from October 1995 to August 2026 and come to 389 thousand barrels of oil and 6.6 million 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 Tri-Union Development Corp.

How many oil and gas leases are in Tri-Union Development Corp.?
Tri-Union Development Corp. has 25 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Tri-Union Development Corp. produced?
Leases in Tri-Union Development Corp. have reported 389,147 barrels of oil (bbl) and 6,629,831 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between October 1995 and August 2026.
How much are mineral rights in Tri-Union Development Corp. worth?
There is no single figure: what a mineral or royalty interest in Tri-Union Development Corp. is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 25 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.

Counties here

Railroad Commission districts

Leases

  • CHAMPION — gas, Tri-Union Development Corp., Grimes County, 3.1 million reported
  • SCHORLEMMER — gas, Tri-Union Development Corp., Goliad County, 2.8 million reported
  • SWEENEY, J. J. — gas, Tri-Union Development Corp., Hidalgo County, 349 thousand reported
  • E. J. FORCE UNIT — oil, Tri-Union Development Corp., Brazoria County, 256 thousand reported
  • WHALEY, BESSIE — gas, Tri-Union Development Corp., Chambers County, 240 thousand reported
  • VANDENBERGE & HILL — gas, Tri-Union Development Corp., Victoria County, 127 thousand reported
  • POWDERHORN COMPANY — oil, Tri-Union Development Corp., Calhoun County, 62 thousand reported
  • WHEELER — oil, Tri-Union Development Corp., Mcmullen County, 54 thousand reported
  • READY — gas, Tri-Union Development Corp., Duval County, 35 thousand reported
  • TURNER, B. L. — gas, Tri-Union Development Corp., Brazoria County, 20 thousand reported
  • WESTBURY FARMS — oil, Tri-Union Development Corp., Jefferson County, 15 thousand reported
  • GROTE, EMIL — gas, Tri-Union Development Corp., Brazoria County, 10 thousand reported
  • POWDERHORN COMPANY — gas, Tri-Union Development Corp., Calhoun County, 8 thousand reported
  • MOORE, HIRAM - C — gas, Tri-Union Development Corp., Brazoria County, 6 thousand reported
  • SURFACE, J. W. — gas, Tri-Union Development Corp., Brazoria County, 6 thousand reported
  • RANDALL-WHITON — gas, Tri-Union Development Corp., Brazoria County, 4 thousand reported
  • HEINRICH HEIRS — gas, Tri-Union Development Corp., Goliad County, 4 thousand reported
  • STATE OF TEXAS 33724 — gas, Tri-Union Development Corp., Calhoun County, 3 thousand reported
  • J. W. SURFACE — oil, Tri-Union Development Corp., Brazoria County, 1 thousand reported
  • SWEENEY, J.J. — gas, Tri-Union Development Corp., Hidalgo County, 647 reported
  • STRICKLAND — oil, Tri-Union Development Corp., Brazoria County, 420 reported
  • DANKLEFS — oil, Tri-Union Development Corp., Goliad County, 200 reported
  • SCHORLEMMER — oil, Tri-Union Development Corp., Goliad County, 74 reported
  • STRICKLAND — oil, Tri-Union Development Corp., Brazoria County, 62 reported
  • RANDALL-WHITON — gas, Tri-Union Development Corp., Brazoria County, 38 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.