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Texas oil lease

Producing

TOM OCONNOR (5800 SD) FLD. UNIT

Tom Oconnor (5800 SD) Fld. Unit is an oil lease in Refugio County, Texas, operated by Hilcorp Energy Company in the Tom Oconnor (5800) field.

270 wells

627,179bbl oil, last 12 months−10% vs prior year
Operator
Hilcorp Energy Company
County
Refugio County
Field
Tom Oconnor (5800)
RRC lease
02-05280

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Where it sits

This county

Refugio CountyRefugioGoliadAransasCalhounKarnesSan PatricioVictoriaBeeJacksonRefugio County
Refugio County
Gas, last 12 months
100,161 mcf
Oil in Jul 2026
69,698 bbl

Production by month

Oil output fell 10% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 10% over the last 12 monthsMonthly oil production and gas for TOM OCONNOR (5800 SD) FLD. UNIT, Aug 2023 to Jul 2026. Oil output fell 10% over the last 12 months. 627,179 bbl in the 12 months through Jul 2026, against 694,465 bbl in the 12 months before.Last 12 months: 627,179 bblbbl per monthmcf per month0025k20k50k40k75k60k100k80k125k100kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 10% over the last 12 monthsMonthly oil production and gas for TOM OCONNOR (5800 SD) FLD. UNIT, Aug 2023 to Jul 2026. Oil output fell 10% over the last 12 months. 627,179 bbl in the 12 months through Jul 2026, against 694,465 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0025k20k50k40k75k60k100k80k125k100kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Nov 2025 the lease's gas goes to lease fuel instead of a transmission line

  • Transmission line (2)
  • Lease fuel (1)
Since Nov 2025 the lease's gas goes to lease fuel instead of a transmission lineShare of TOM OCONNOR (5800 SD) FLD. UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2025 the lease's gas goes to lease fuel instead of a transmission line.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2025: line to fuelOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2025 the lease's gas goes to lease fuel instead of a transmission lineShare of TOM OCONNOR (5800 SD) FLD. UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2025 the lease's gas goes to lease fuel instead of a transmission line.Share of gas by disposition code0%50%100%Nov 25: line to fuelJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Lease fuel (1)

    90% · 89,729 mcf

  • Transmission line (2)

    10% · 10,432 mcf

270 wells on this lease

Wells on TOM OCONNOR (5800 SD) FLD. UNIT
API numberWell no.Status
42-391-00416Q802Active
42-391-00418Q804Shut-in
42-391-00419Q805Active
42-391-00420Q806Active
42-391-00422Q808Active
42-391-00423Q809Active
42-391-00435Q827Active
42-391-00437Q829Active
42-391-00439Q831Active
42-391-00441Q833Active
42-391-00442Q834Shut-in
42-391-00443Q835Active
42-391-00446Q838Shut-in
42-391-00453Q857Shut-in
42-391-00475Q817Active
42-391-00480Q850Active
42-391-00490Q880Shut-in
42-391-00492Q930 FShut-in
42-391-00497Q861AShut-in
42-391-00511Q901Active
42-391-00514Q907Active
42-391-00518Q916Shut-in
42-391-00519Q917Shut-in
42-391-00520Q918Active
42-391-00521Q919Active
42-391-00522Q920Active
42-391-00526Q928 FActive
42-391-00528Q931 DActive
42-391-00542J101Active
42-391-00553Q415Active
42-391-00556Q403 GShut-in
42-391-00559Q327Active
42-391-00561Q331Active
42-391-00567Q345 LShut-in
42-391-00569Q347Active
42-391-00649Q403Active
42-391-00657Q430Active
42-391-00658Q431Active
42-391-00660Q432Shut-in
42-391-00664Q401Shut-in
42-391-00665Q402Active
42-391-00666Q404Active
42-391-00671Q301Active
42-391-00673Q303BActive
42-391-00702Q343Shut-in
42-391-00703Q344Active
42-391-00705Q352Active
42-391-00707Q358Active
42-391-00736A001Active
42-391-00739A004Active
42-391-00744A006Active
42-391-00747A003Active
42-391-00753Q604Active
42-391-00757Q608Shut-in
42-391-00759Q601GActive
42-391-00801E002Active
42-391-00842Q505Active
42-391-00846Q509Active
42-391-00849Q512Active
42-391-01123H086Active
42-391-01130Q244Active
42-391-01136Q223Shut-in
42-391-01150Q236Active
42-391-01151Q237Shut-in
42-391-01152Q238AActive
42-391-01153Q247Shut-in
42-391-01165Q207Shut-in
42-391-01176Q243Active
42-391-01185H032Shut-in
42-391-01186H083Shut-in
42-391-01187P077Shut-in
42-391-01211P023Shut-in
42-391-01224H021Shut-in
42-391-01225H022Shut-in
42-391-01228H082Shut-in
42-391-01233P035Active
42-391-01234P081Shut-in
42-391-01310H064Shut-in
42-391-01312H066Active
42-391-01314H069Shut-in
42-391-01316H072Shut-in
42-391-01317H073Shut-in
42-391-01321H079Shut-in
42-391-01326P070Active
42-391-01327P071Shut-in
42-391-01328P072Shut-in
42-391-01336H057Shut-in
42-391-01337H059Active
42-391-01338H061Shut-in
42-391-01339H070Shut-in
42-391-01362H039Shut-in
42-391-01365H045Shut-in
42-391-01367H068Shut-in
42-391-01368H076Shut-in
42-391-01369H078Active
42-391-01370H084Shut-in
42-391-01375E203Active
42-391-01383P045Shut-in
42-391-01409H040Shut-in
42-391-01413H050Active
42-391-01415H054Shut-in
42-391-01416H056Shut-in
42-391-01417H058Shut-in
42-391-01418H080Shut-in
42-391-01420N101Shut-in
42-391-01429P051Shut-in
42-391-01431P053Active
42-391-01434P075Shut-in
42-391-01436P079Shut-in
42-391-01437P080Shut-in
42-391-01447P125Active
42-391-01449H 1 GActive
42-391-01457E102Active
42-391-01459Q032Active
42-391-01461Q034Active
42-391-01463Q039 LActive
42-391-01464Q040AShut-in
42-391-01466Q041AShut-in
42-391-01469Q053Shut-in
42-391-01471Q055Shut-in
42-391-01472Q056Shut-in
42-391-01474Q058Shut-in
42-391-014837Active
42-391-01493P116 LShut-in
42-391-01496P006GShut-in
42-391-01500Q007Shut-in
42-391-01502Q009Shut-in
42-391-01503Q010Shut-in
42-391-01504Q011Active
42-391-01509Q016 UActive
42-391-01510Q018Shut-in
42-391-01512Q019Shut-in
42-391-01513Q022Shut-in
42-391-01514Q024Active
42-391-01520Q045AShut-in
42-391-01521Q046Active
42-391-01522Q064Shut-in
42-391-01529Q110Shut-in
42-391-01536Q003Active
42-391-01537Q017 LActive
42-391-01538Q021Active
42-391-01539Q023 EActive
42-391-01540Q025Active
42-391-01543Q028Active
42-391-01544Q029Active
42-391-01545Q030Active
42-391-01546Q031Active
42-391-01548Q048Shut-in
42-391-01549Q049AShut-in
42-391-01550Q051AShut-in
42-391-01554Q094Active
42-391-01556Q096Active
42-391-01561Q211Active
42-391-01562Q212Active
42-391-01563Q213Active
42-391-01564Q214Active
42-391-01566Q233Active
42-391-01568Q240Active
42-391-01572Q249Active
42-391-01577Q088Active
42-391-01578Q089Active
42-391-01581C103 LActive
42-391-01582C104Active
42-391-01584C106Active
42-391-01588C110Shut-in
42-391-01589C101Shut-in
42-391-01590C102Shut-in
42-391-01591C211RActive
42-391-01596C216Shut-in
42-391-01600C220Active
42-391-01601C221Shut-in
42-391-01602C222Shut-in
42-391-01604C224Shut-in
42-391-01606C226Active
42-391-01608C228Shut-in
42-391-01609C229Shut-in
42-391-01610C230 LActive
42-391-01613C233Active
42-391-01614C234Active
42-391-01615C235Shut-in
42-391-01619C239Shut-in
42-391-01621C241Active
42-391-01625C401Active
42-391-01634C411Shut-in
42-391-01635C412Shut-in
42-391-01636C413Shut-in
42-391-01637C414Shut-in
42-391-01645C422Active
42-391-01649C425Shut-in
42-391-01650C426Shut-in
42-391-01651C427Active
42-391-01652C428Active
42-391-01660C436Shut-in
42-391-01665C441Shut-in
42-391-01668C444WActive
42-391-01669C445WShut-in
42-391-01677C453Shut-in
42-391-01684C460WActive
42-391-01685C461Active
42-391-01698C474Active

SourceTexas Railroad Commission Wellbore Query. The first 200 by API number.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Gulfmark Energy, Inc.OilGathers50Jan 1, 2020–
Hilcorp Energy CompanyOilGathers50Jan 1, 2020–
Hilcorp Energy CompanyCasinghead gasBuys34Oct 1, 2014–
Houston Pipe Line Company LPCasinghead gasBuys33Oct 1, 2014–
Tennessee Gas Pipeline Co,l.l.c.Casinghead gasBuys33Oct 1, 2014–
Hilcorp Energy CompanyCasinghead gasGathers100Aug 27, 2004–
Harvest Midstream CompanyOilGathers100Sep 1, 2018Jan 1, 2020

SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).

Who buys my oilOil price check

1,076.26 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 56.78 and 15,000 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    711 wells are listed on this lease

    Each well can have its own unit. The decimal for one well does not have to equal the decimal for another.

  • Worth asking

    A substandard-acreage flag is in the permit records

    The RRC permit records include a substandard-acreage flag. Ask which acreage applies to your well and how it was used in your decimal.

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for Tom Oconnor (5800 SD) Fld. Unit
API numberWell no.Acreson the permit
42-391-01159Q204G1,076.26
42-391-31896Q29114,500
42-391-33182Q44514,500
42-391-31923E210100.77
42-391-00546Q411759.07
42-391-00570834814,500
42-391-00570Q34814,500
42-391-00570Q348A14,500
42-391-00570Q348 L14,500
42-391-30315E20856.78
42-391-01153Q2471,076.26
42-391-01153Q247 U1,076.26

SourceRailroad Commission drilling permits, Oct 3, 2026 (source 1, source 2).

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for TOM OCONNOR (5800 SD) FLD. UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202669,69869,20930,5461,0190$80.46$2.89
Jun 202666,99367,96015,2381,4980$84.81$3.15
May 202666,79566,54813,9031,5590$102.13$2.94
Apr 202650,39149,8057,8744780$100.32$2.77
Mar 202640,92640,6653,685850$91.38$3.04
Feb 202637,34637,1743,6251200$64.51$3.62
Jan 202641,35741,3914,2266720$60.04$7.72
Dec 202545,59445,7529754040$57.97$4.26
Nov 202547,70947,7104,9349370$60.06$3.79
Oct 202553,10153,3219696610$60.89$3.19
Sep 202554,82654,9465,9128110$63.96$2.97
Aug 202552,44352,4088,2742,1880$64.86$2.91
Jul 202560,55160,20110,8762,3020$68.39$3.20
Jun 202580,39580,15554,63800$68.17$3.02
May 2025108,349109,18011,5122,2860$62.17$3.12
Apr 202583,78983,82319,1122,3960$63.54$3.42
Mar 202581,68481,76319,2022,2380$68.24$4.12
Feb 202549,48049,3156,0553680$71.53$4.19
Jan 202560,63160,80210,5692,8810$75.74$4.13
Dec 202449,70849,5838,7018570$70.12$3.01
Nov 202433,19033,2107,0935650$69.95$2.12
Oct 202434,01133,8813,8892160$71.99$2.20
Sep 202426,02325,748000$70.24$2.28
Aug 202426,65426,6011,0291590$76.68$1.99
Jul 202426,28326,1162941080$81.80$2.07
Jun 202424,99225,1281,8661030$79.77$2.54
May 202427,69227,5575,9029540$80.02$2.12
Apr 202425,67325,8653,5861,7300$85.35$1.60
Mar 202428,30428,3208,2422,2140$81.28$1.49
Feb 202425,62925,5176,7866450$77.25$1.72
Jan 202425,39825,46112,026990$74.15$3.18
Dec 202323,80823,80919,1312650$71.90$2.52
Nov 202324,11024,04513,2903490$77.69$2.71
Oct 202324,41024,2808,93200$85.64$2.98
Sep 202324,31325,05910,03300$89.43$2.64
Aug 202336,90437,0538,65000$81.39$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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Nearby

This lease belongs to

OperatorHilcorp Energy CompanyFieldTom Oconnor (5800)CountyRefugio County

Hilcorp Energy Company in Refugio County

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Tom Oconnor (5800) field

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