Texas oil lease
ProducingR MAY A-SCHROEDER CHAPMAN SA1
R May A-Schroeder Chapman Sa1 is an oil lease in Atascosa County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-1) field.
1 well
- Operator
- Marathon Oil Ef LLC
- County
- Atascosa County
- RRC lease
- 01-21797
Is your check right?
Where it sits
This county
- Gas, last 12 months
- 239,565 mcf
- Oil in Jul 2026
- 7,688 bbl
Production by month
Oil output fell 76% since Jun 2025
- Oil (bars)
- Gas (line)
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
Where the gas went
76% of the gas went to a processing plant in the last 12 months
Flaring peaked at 6.0% of the gas in Jun 2025.
- Processing plant (3)
- Lease fuel (1)
- Flared (4)
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
Processing plant (3)
76% · 181,022 mcf
Lease fuel (1)
22% · 53,839 mcf
Flared (4)
2.0% · 4,704 mcf
2.0% of the gas flared in the last 12 months. 2 months above 3%.
1 well on this lease
| API number | Well no. | Status |
|---|---|---|
| 42-013-36204 | 1H | Active |
SourceTexas Railroad Commission Wellbore Query.
Buyers and gatherers
| Company | Product | Role | Share% | From |
|---|---|---|---|---|
| Bp Products North America Inc. | Oil | Gathers | 25 | Jun 10, 2025 |
| Marathon Oil Ef LLC | Oil | Gathers | 25 | Jun 10, 2025 |
| Shell Trading (Us) Company | Oil | Gathers | 25 | Jun 10, 2025 |
| Statewide Crude Inc. | Oil | Gathers | 25 | Jun 10, 2025 |
| Marathon Oil Ef LLC | Casinghead gas | Buys | 100 | Jun 10, 2025 |
| Marathon Oil Ef LLC | Casinghead gas | Gathers | 100 | Jun 10, 2025 |
SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).
1,652.89 acres on the newest permit
- Worth asking
An allocation well is on this lease
A well drilled across several tracts shares its production by an allocation formula, so the decimal is not always your acres over the unit acres. Ask the operator for the allocation formula and the tract factor for your land.
| API number | Well no. | Permit issued | Completed | Acreson the permit |
|---|---|---|---|---|
| 42-013-36204 | 1H | Nov 20, 2024 | Jun 10, 2025 | 1,652.89 |
What ConocoPhillips told investors it received
| Quarter | Oil$ per bbl | Gas$ per mcf | Gas liquids$ per bbl | Filing |
|---|---|---|---|---|
| Q2 2026 | $99.40 | $2.58 | $24.54 | SEC filing |
| Q1 2026 | $73.47 | $4.09 | $20.42 | SEC filing |
| Q3 2025 | $66.13 | $4.28 | $19.20 | SEC filing |
| Q2 2025 | $64.23 | $4.16 | $20.98 | SEC filing |
| Q1 2025 | $71.65 | $5.62 | $25.40 | SEC filing |
SourceConocoPhillips quarterly reports, SEC EDGAR, company-wide averages before hedging.
Estimate your royalty
14 months, newest first
| Month | Oil producedbbl | Oil soldbbl | Gas producedmcf | Gas soldmcf, codes 2+3 | Flaredmcf | WTI$/bbl | Henry Hub$/MMBtu |
|---|---|---|---|---|---|---|---|
| Jul 2026 | 7,688 | 7,576 | 18,589 | 13,667 | 236 | $80.46 | $2.89 |
| Jun 2026 | 8,620 | 8,618 | 17,509 | 12,242 | 272 | $84.81 | $3.15 |
| May 2026 | 7,702 | 8,019 | 12,406 | 9,227 | 244 | $102.13 | $2.94 |
| Apr 2026 | 10,122 | 9,934 | 23,299 | 16,998 | 574 | $100.32 | $2.77 |
| Mar 2026 | 13,745 | 13,818 | 25,471 | 19,553 | 402 | $91.38 | $3.04 |
| Feb 2026 | 7,363 | 7,406 | 10,712 | 8,117 | 223 | $64.51 | $3.62 |
| Jan 2026 | 13,945 | 13,892 | 25,290 | 20,107 | 413 | $60.04 | $7.72 |
| Dec 2025 | 18,364 | 18,323 | 32,681 | 26,411 | 699 | $57.97 | $4.26 |
| Nov 2025 | 15,924 | 15,918 | 18,774 | 13,869 | 453 | $60.06 | $3.79 |
| Oct 2025 | 11,872 | 11,937 | 14,644 | 10,415 | 464 | $60.89 | $3.19 |
| Sep 2025 | 17,068 | 17,126 | 16,995 | 12,591 | 328 | $63.96 | $2.97 |
| Aug 2025 | 25,314 | 25,701 | 23,195 | 17,825 | 396 | $64.86 | $2.91 |
| Jul 2025 | 39,429 | 38,897 | 36,558 | 27,203 | 928 | $68.39 | $3.20 |
| Jun 2025 | 36,311 | 36,022 | 31,769 | 21,906 | 1,913 | $68.17 | $3.02 |
Flared above 3%
SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.
How to check your stub against this lease Checks stopped on this lease? See the likely reasonsDo your checks match this lease?
Nearby
This lease belongs to
Marathon Oil Ef LLC in Atascosa County
- GRIFFIN-KRUEGER SA4
182,123 bbl
- HIERHOLZER RETZLOFF-MCMAHON SA1
174,826 bbl
- GUAJILLO EAST
171,228 bbl
- R MAY A-MAY GIRLS CHAPMAN SA2
168,926 bbl
- HIERHOLZER RETZLOFF-MCMAHON SA3
164,866 bbl
- HIERHOLZER RETZLOFF-MCMAHON SA2
149,595 bbl
- GRIFFIN-KRUEGER SA3
144,957 bbl
- GRIFFIN-KRUEGER SA2
142,034 bbl
- MCS FOUNDATION-TOM FAMILY USW A
136,890 bbl
- TOM-SMITH UNIT C
128,774 bbl
Eagleville (Eagle Ford-1) field
- WHISTLER A
166,049 bbl
- MARTIN RANCH A
158,502 bbl
- EDMUND TOM 02 A
166,909 bbl
- COPPER D MIPA UNIT
163,461 bbl
- TOM FRANKLIN F
166,490 bbl
- NAYLOR JONES UNIT 69
162,824 bbl
- WASHBURN RANCH 02
1,003,479 mcf
- PEELER MCM
155,730 bbl
- WASHBURN RANCH 02 D
933,328 mcf
- H. MOCZYGEMBA A
160,380 bbl
Leases within 10 km
- R. MAY A
127,442 bbl · 0 km
- R MAY A-MAY GIRLS CHAPMAN SA2
168,926 bbl · 0 km
- PAT UNIT
8,551 bbl · 0.9 km
- R. MAY B
74,472 bbl · 1.3 km
- MAY-CHAPMAN
30,387 bbl · 1.4 km
- TOM-SMITH UNIT A
23,091 bbl · 1.7 km
- JOHN JR UNIT
2,798 bbl · 1.8 km
- SCHROEDER-CHAPMAN UNIT
23,495 bbl · 1.8 km
- JTN UNIT
3,378 bbl · 1.8 km
- BROS UNIT
21,687 bbl · 1.8 km
Drilling permits within 10 km
WHITSETT-TAYLOR-MASS SA A #1
new drill · horizontal · Marathon Oil Ef LLC · Live Oak County · 9.8 km
Permit 0918390 · Sep 21, 2026
WHITSETT-TAYLOR-MASS SA C #1
new drill · horizontal · Marathon Oil Ef LLC · Live Oak County · 9.8 km
Permit 0918398 · Sep 21, 2026
WHITSETT-TAYLOR-MASS SA D #1
new drill · horizontal · Marathon Oil Ef LLC · Live Oak County · 9.8 km
Permit 0918399 · Sep 21, 2026
WHITSETT-TAYLOR-MASS SA B #1
new drill · horizontal · Marathon Oil Ef LLC · Live Oak County · 9.8 km
Permit 0918391 · Sep 21, 2026
FOUSHEE-WRIGHT KEATHLEY SA6 #6H
new drill · horizontal · Marathon Oil Ef LLC · Atascosa County · 8.7 km
Permit 0915293 · May 6, 2026