Texas oil lease
ProducingKOCH
Koch is an oil lease in Bexar County, Texas, operated by Calfas Cattle & Oil, LLC in the Somerset field.
8 wells
- Operator
- Calfas Cattle & Oil, LLC
- County
- Bexar County
- Field
- Somerset
- RRC lease
- 01-11139
Is your check right?
Where it sits
This county
- Oil in Jul 2026
- 2 bbl
- Reporting since
- Jan 2020
Production by month
Oil output fell 75% over the last 12 months
- Oil (bars)
- Last 12 months
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
Where the gas went
No gas disposition reported for this lease
Who has run this lease
The operator changed once, most recently in Feb 2024
- Calfas Cattle & Oil, LLC Feb 2024 to now
- Everett Oil, Inc. Jan 2020 to Jan 2024
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
8 wells on this lease
| API number | Well no. | Status |
|---|---|---|
| 42-029-35861 | 1 | Active |
| 42-029-35862 | 2 | Active |
| 42-029-35863 | 3 | Active |
| 42-029-35864 | 4 | Active |
| 42-029-35865 | 5 | Active |
| 42-029-36053 | 6 | Active |
| 42-029-36054 | 8 | Active |
| 42-029-36055 | 7 | Active |
SourceTexas Railroad Commission Wellbore Query.
Buyers and gatherers
| Company | Product | Role | Share% | From | Until |
|---|---|---|---|---|---|
| Dorado Oil Company | Oil | Gathers | 50 | Aug 17, 2021 | – |
| Shell Trading (Us) Company | Oil | Gathers | 50 | Feb 16, 2024 | – |
| Ace Gathering, Inc. | Oil | Gathers | 50 | Aug 17, 2021 | Feb 16, 2024 |
| Dorado Oil Company | Oil | Gathers | 100 | Dec 1, 2020 | Aug 17, 2021 |
| First River Energy, LLC | Oil | Gathers | 100 | Oct 1, 2016 | Dec 1, 2020 |
SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).
70 acres on the newest permit
8 wells are listed on this lease
| API number | Well no. | Permit issued | Completed | Acreson the permit |
|---|---|---|---|---|
| 42-029-36053 | 6 | Dec 12, 1984 | Mar 24, 1985 | 70 |
| 42-029-36055 | 7 | Dec 12, 1984 | Mar 27, 1985 | 70 |
| 42-029-36054 | 8 | Dec 11, 1984 | Jan 29, 1985 | 70 |
| 42-029-35861 | 1 | Oct 29, 1984 | Mar 22, 1985 | 70 |
| 42-029-35862 | 2 | Oct 29, 1984 | Mar 27, 1985 | 70 |
| 42-029-35863 | 3 | Oct 29, 1984 | Feb 15, 1985 | 70 |
| 42-029-35864 | 4 | Oct 29, 1984 | Feb 15, 1985 | 70 |
| 42-029-35865 | 5 | Oct 29, 1984 | Jan 28, 1985 | 70 |
Estimate your royalty
36 months, newest first
| Month | Oil producedbbl | Oil soldbbl | WTI$/bbl | Henry Hub$/MMBtu |
|---|---|---|---|---|
| Jul 2026Calfas Cattle | 2 | 0 | $80.46 | $2.89 |
| Jun 2026Calfas Cattle | 1 | 0 | $84.81 | $3.15 |
| May 2026Calfas Cattle | 1 | 0 | $102.13 | $2.94 |
| Apr 2026Calfas Cattle | 1 | 0 | $100.32 | $2.77 |
| Mar 2026Calfas Cattle | 10 | 49 | $91.38 | $3.04 |
| Feb 2026Calfas Cattle | 1 | 0 | $64.51 | $3.62 |
| Jan 2026Calfas Cattle | 1 | 0 | $60.04 | $7.72 |
| Dec 2025Calfas Cattle | 1 | 0 | $57.97 | $4.26 |
| Nov 2025Calfas Cattle | 2 | 0 | $60.06 | $3.79 |
| Oct 2025Calfas Cattle | 2 | 0 | $60.89 | $3.19 |
| Sep 2025Calfas Cattle | 10 | 0 | $63.96 | $2.97 |
| Aug 2025Calfas Cattle | 12 | 0 | $64.86 | $2.91 |
| Jul 2025Calfas Cattle | 7 | 134 | $68.39 | $3.20 |
| Jun 2025Calfas Cattle | 55 | 0 | $68.17 | $3.02 |
| May 2025Calfas Cattle | 6 | 0 | $62.17 | $3.12 |
| Apr 2025Calfas Cattle | 7 | 0 | $63.54 | $3.42 |
| Mar 2025Calfas Cattle | 11 | 0 | $68.24 | $4.12 |
| Feb 2025Calfas Cattle | 11 | 0 | $71.53 | $4.19 |
| Jan 2025Calfas Cattle | 7 | 0 | $75.74 | $4.13 |
| Dec 2024Calfas Cattle | 6 | 0 | $70.12 | $3.01 |
| Nov 2024Calfas Cattle | 9 | 0 | $69.95 | $2.12 |
| Oct 2024Calfas Cattle | 10 | 0 | $71.99 | $2.20 |
| Sep 2024Calfas Cattle | 9 | 0 | $70.24 | $2.28 |
| Aug 2024Calfas Cattle | 35 | 134 | $76.68 | $1.99 |
| Jul 2024Calfas Cattle | 32 | 0 | $81.80 | $2.07 |
| Jun 2024Calfas Cattle | 17 | 0 | $79.77 | $2.54 |
| May 2024Calfas Cattle | 8 | 0 | $80.02 | $2.12 |
| Apr 2024Calfas Cattle | 34 | 0 | $85.35 | $1.60 |
| Mar 2024Calfas Cattle | 32 | 0 | $81.28 | $1.49 |
| Feb 2024Calfas Cattle | 0 | 0 | $77.25 | $1.72 |
| Jan 2024Everett Oil, | 0 | 0 | $74.15 | $3.18 |
| Dec 2023Everett Oil, | 0 | 0 | $71.90 | $2.52 |
| Nov 2023Everett Oil, | 0 | 0 | $77.69 | $2.71 |
| Oct 2023Everett Oil, | 0 | 0 | $85.64 | $2.98 |
| Sep 2023Everett Oil, | 86 | 86 | $89.43 | $2.64 |
| Aug 2023Everett Oil, | 0 | 0 | $81.39 | $2.58 |
SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.
How to check your stub against this leaseDo your checks match this lease?
Nearby
This lease belongs to
Calfas Cattle & Oil, LLC in Bexar County
- SPEARS
203 bbl
- MEAD, MILTON O.
27 bbl
- KURZ#2
10 bbl
Somerset field
- GALINDO, FRED -A-
51 bbl
- JOHNSON, CLARA "B"
50 bbl
- LANDRUM, WILLIS L.
47 bbl
- WEIR-RAMBIE
47 bbl
- WINANS LIVING TRUST
46 bbl
- MULLENS
43 bbl
- HARDY, SILVAN
41 bbl
- MARTINEZ ET AL
41 bbl
- VELTEN, E.C. UNIT
40 bbl
- NAEGELIN
37 bbl
Leases within 10 km
- KOEHOLER
0 bbl · 0.4 km
- KOCH
28 bbl · 0.6 km
- VON ORMY LAND & CATTLE CO. -B-
0 bbl · 0.6 km
- ERNST
741 bbl · 0.7 km
- MITCHELL, BILLY
0 bbl · 0.9 km
- KOEHLER
112 bbl · 0.9 km
- CARTER "E"
0 bbl · 1 km
- BARTLETT, D.J.
0 bbl · 1 km
- KURZ -A-
0 bbl · 1 km
- KURZ, GARY
0 bbl · 1 km
New drilling permits in Bexar County
Newest in the county: this lease has no coordinates.
CPS LID24-SA-110 #1
new drill · Enterprise Products Operatingllc · Bexar County
Permit 0915977 · Jun 5, 2026
ERD UNIT #15
new drill · JM Calk Operating, LLC · Bexar County
Permit 0913507 · Feb 19, 2026
ERD UNIT #14
new drill · JM Calk Operating, LLC · Bexar County
Permit 0913506 · Feb 19, 2026
ERD UNIT #13
new drill · JM Calk Operating, LLC · Bexar County
Permit 0913484 · Feb 18, 2026
ERD UNIT #12
new drill · JM Calk Operating, LLC · Bexar County
Permit 0913198 · Feb 13, 2026