Oil & Gas Production in Bexar County, TX

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Bexar County, TX Oil and Gas Production Heatmap
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Bexar County, TX Oil and Gas Production By Year
Bexar County, TX Oil and Gas Summary
Based on October 2025 Production

38 Producing Operators

182 Producing Leases On File

1,879 Producing Wells On File

13.6 k Total Wells On File

3.8 k Barrels of Oil Produced

1 MCF of Gas Produced

Top Producing Operators in Bexar County, TX
Based on October 2025 Production
Operator Oil Prod (BBLS) Gas Prod (MCF) Active Leases Active Wells
Aaronmark Services, LLC 1,251 0 33 74
Calfas Oil, LLC 216 0 16 95
Calk Oil Company 181 0 15 75
Calk, Roger D. 173 0 20 92
Downing Well Service, Inc. 112 0 7 27
Drachen Oil Company 909 1 27 98
JM Calk Operating, LLC 252 0 5 23
K.A. Barnes Oil & Gas Oper, LLC 96 0 10 27
Koko Skadi, LLC 1,560 602 34 230
Mandujano, Alfonso, Jr. 52 0 1 5
MDF Oil Company 195 0 1 164
Mojave Resources, LLC 120 0 14 71
Old Chief Oil, LLC 395 0 4 31
Petro Lions, LLC 282 0 17 140
Production Resources, Inc. 858 0 34 452
Raol Company, The 88 0 3 10
Red Chalk Resources LLC 314 0 6 58
Seeker Oil Company, Incorporated 305 0 15 79
South Sam Operating Company, LLC 124 0 4 610
Texas Secondary Oil Corporation 3,258 0 60 620
Top Producing Leases in Bexar County, TX
Based on October 2025 Production
Lease Operator County Oil Prod (BBLS) Gas Prod (MCF)
Baker Old Chief Oil, LLC Bexar 80 0
Barry -C- Mojave Resources, LLC Bexar 75 0
Dickens Seeker Oil Company, Incorporated Bexar 70 0
Erd Unit JM Calk Operating, LLC Bexar 105 0
Evans, Geo. N. -B- Texas Secondary Oil Corporation Bexar 61 0
Fortier, A. J. Petro Lions, LLC Bexar 56 0
Garza JM Calk Operating, LLC Bexar 75 0
Hayes, Richard Drachen Oil Company Bexar 90 0
Hixon Properties, Inc. MDF Oil Company Bexar 195 0
Jasik, Stanley J. Aaronmark Services, LLC Bexar 67 0
Long Old Chief Oil, LLC Bexar 75 0
Mandujano, Alfonzo Mandujano, Alfonso, Jr. Bexar 52 0
Marpat Production Resources, Inc. Bexar 81 0
Mauermann -B- South Sam Operating Company, LLC Bexar 68 0
Polasek, Allen Petro Lions, LLC Bexar 86 0
Pyron Red Chalk Resources LLC Bexar 170 0
Robertson, Harry Koko Skadi, LLC Bexar 56 0
Rodriguez, Augustin Drachen Oil Company Bexar 60 0
Seffel -A- Koko Skadi, LLC Bexar 123 0
Tabor, Elsie M. Red Chalk Resources LLC Atascosa 134 0