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Texas oil lease

Producing

WILLAMAR EAST UNIT

Willamar East Unit is an oil lease in Willacy County, Texas, operated by Citation Oil & Gas Corp. in the Willamar field.

25 wells

22,610bbl oil, last 12 months−8% vs prior year
Operator
Citation Oil & Gas Corp.
County
Willacy County
Field
Willamar
RRC lease
04-07915

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Where it sits

This county

Willacy CountyWillacyBrooksKenedyHidalgoCameronWillacy County
Willacy County
Gas, last 12 months
3,867 mcf
Oil in Jul 2026
2,201 bbl

Production by month

Oil output fell 8% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 8% over the last 12 monthsMonthly oil production and gas for WILLAMAR EAST UNIT, Aug 2023 to Jul 2026. Oil output fell 8% over the last 12 months. 22,610 bbl in the 12 months through Jul 2026, against 24,624 bbl in the 12 months before.Last 12 months: 22,610 bblbbl per monthmcf per month001,0002002,0004003,0006004,000800Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 8% over the last 12 monthsMonthly oil production and gas for WILLAMAR EAST UNIT, Aug 2023 to Jul 2026. Oil output fell 8% over the last 12 months. 22,610 bbl in the 12 months through Jul 2026, against 24,624 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,0002002,0004003,0006004,000800Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

75% of the gas went to flaring in the last 12 months

Flaring peaked at 100.0% of the gas in Mar 2025.

  • Lease fuel (1)
  • Flared (4)
75% of the gas went to flaring in the last 12 monthsShare of WILLAMAR EAST UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 75% of the gas went to flaring in the last 12 months. Flaring peaked at 100.0% of the gas in Mar 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 100.0%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
75% of the gas went to flaring in the last 12 monthsShare of WILLAMAR EAST UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 75% of the gas went to flaring in the last 12 months. Flaring peaked at 100.0% of the gas in Mar 2025.Share of gas by disposition code0%50%100%Flared 100.0%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Flared (4)

    75% · 2,897 mcf

  • Lease fuel (1)

    25% · 970 mcf

74.9% of the gas flared in the last 12 months. 35 months above 3%.

25 wells on this lease

Wells on WILLAMAR EAST UNIT
API numberWell no.Status
42-489-002267Active
42-489-002413Shut-in
42-489-002468Shut-in
42-489-002472Shut-in
42-489-002691Shut-in
42-489-002706Active
42-489-0028215Active
42-489-0028410Active
42-489-0030311Active
42-489-0030412Active
42-489-0030514Shut-in
42-489-0031017Active
42-489-0032818Active
42-489-0033722Active
42-489-003381 DActive
42-489-0033920Shut-in
42-489-0034021WSShut-in
42-489-0066123Active
42-489-300705Active
42-489-3007725Active
42-489-3074526Active
42-489-3091529Active
42-489-3093727Active
42-489-3097028Active
42-489-801929Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Cima Energy, LPOilGathers100Nov 1, 2025–
Citation Oil & Gas Corp.Casinghead gasBuys100Aug 1, 1997–
Citation Oil & Gas Corp.Casinghead gasGathers100Oct 1, 1989–
Genesis Crude Oil, L.p.OilGathers100Nov 1, 2019Nov 1, 2025
Nominator Not Required / Swr 31Casinghead gasNominates100Dec 1, 2006Nov 1, 2019
Flint Hills Resources, LPOilGathers100Mar 1, 2002Nov 1, 2019

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

Who buys my oilOil price check

950.25 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 135.48 and 951.18 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    34 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 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 Willamar East Unit
API numberWell no.Acreson the permit
42-489-3097028950.25
42-489-0028313951.18
42-489-3007725951.18
42-489-3007024135.48
42-489-300705135.48
42-489-3093727950.75
42-489-3091529951.18
42-489-3074526951
42-489-0031116158
42-489-0066123174
42-489-002274951
42-489-0032919951

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for WILLAMAR EAST UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262,2012,2303100208$80.46$2.89
Jun 20262,0922,2925790523$84.81$3.15
May 20262,2542,3935560505$102.13$2.94
Apr 20262,1802,0534480371$100.32$2.77
Mar 20261,7501,4343860282$91.38$3.04
Feb 20261,3781,6383610361$64.51$3.62
Jan 20261,7941,82269069$60.04$7.72
Dec 20251,9051,82730030$57.97$4.26
Nov 20251,7411,5744640216$60.06$3.79
Oct 20251,5301,6192970123$60.89$3.19
Sep 20251,8112,006217059$63.96$2.97
Aug 20251,9741,7201500150$64.86$2.91
Jul 20251,8782,0871270127$68.39$3.20
Jun 20251,8041,8281240124$68.17$3.02
May 20251,6641,83190090$62.17$3.12
Apr 20251,8811,40076076$63.54$3.42
Mar 20251,6511,8496540654$68.24$4.12
Feb 20252,2832,1504080243$71.53$4.19
Jan 20252,1452,3212380115$75.74$4.13
Dec 20242,2842,2243860197$70.12$3.01
Nov 20242,2272,2493380172$69.95$2.12
Oct 20242,3582,300256056$71.99$2.20
Sep 20242,1822,1833030119$70.24$2.28
Aug 20242,2672,3454020102$76.68$1.99
Jul 20242,3152,1514360120$81.80$2.07
Jun 20241,9642,0376140331$79.77$2.54
May 20242,0922,1927000190$80.02$2.12
Apr 20242,5212,362315039$85.35$1.60
Mar 20242,2042,274597077$81.28$1.49
Feb 20242,3292,3715130134$77.25$1.72
Jan 20242,4502,33779300$74.15$3.18
Dec 20232,2392,168365011$71.90$2.52
Nov 20232,0842,175209066$77.69$2.71
Oct 20232,1502,146251025$85.64$2.98
Sep 20232,1132,066215070$89.43$2.64
Aug 20232,3502,3323500149$81.39$2.58

Flared above 3%

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

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This lease belongs to

OperatorCitation Oil & Gas Corp.FieldWillamarCountyWillacy County

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