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 March 2026 Production

39 Producing Operators

187 Producing Leases On File

1,937 Producing Wells On File

13.6 k Total Wells On File

3.7 k Barrels of Oil Produced

1 MCF of Gas Produced

Top Producing Operators in Bexar County, TX
Based on March 2026 Production
Operator Oil Prod (BBLS) Gas Prod (MCF) Active Leases Active Wells
Aaronmark Services, LLC 1,334 0 35 70
Calfas Oil, LLC 272 0 18 99
Calk Oil Company 203 0 15 75
Calk Operating, LLC 40 0 2 32
Calk, Roger D. 306 0 20 92
Downing Well Service, Inc. 194 0 7 27
Drachen Oil Company 568 1 27 98
Jamco Oil 57 0 2 10
JM Calk Operating, LLC 280 0 5 24
Koko Skadi, LLC 993 1,843 40 267
Mandujano, Alfonso, Jr. 94 0 1 5
MDF Oil Company 299 0 1 164
Mojave Resources, LLC 309 0 14 71
Old Chief Oil, LLC 161 0 5 34
Petro Lions, LLC 308 0 17 140
Production Resources, Inc. 764 0 26 365
Raol Company, The 90 0 3 10
Red Chalk Resources LLC 255 0 7 61
Seeker Oil Company, Incorporated 307 0 15 79
South Sam Operating Company, LLC 145 0 4 610
Top Producing Leases in Bexar County, TX
Based on March 2026 Production
Lease Operator County Oil Prod (BBLS) Gas Prod (MCF)
Baker Old Chief Oil, LLC Bexar 55 0
Barry -C- Mojave Resources, LLC Bexar 90 0
Casias, Jimmie Calfas Oil, LLC Bexar 50 0
Erd Unit JM Calk Operating, LLC Bexar 121 0
Ernst Koko Skadi, LLC Bexar 85 0
Fortier, A. J. Petro Lions, LLC Bexar 46 0
Garza JM Calk Operating, LLC Bexar 76 0
Hayes, Richard Drachen Oil Company Bexar 91 0
Hixon Properties, Inc. MDF Oil Company Bexar 299 0
Jasik, S. Aaronmark Services, LLC Bexar 59 0
Jasik, Stanley J. Aaronmark Services, LLC Bexar 49 0
Kurz, Bee T., Etal Downing Well Service, Inc. Bexar 48 0
Long Old Chief Oil, LLC Bexar 87 0
Mandujano, Alfonzo Mandujano, Alfonso, Jr. Bexar 94 0
Marpat Production Resources, Inc. Bexar 52 0
Mauerman -A- South Sam Operating Company, LLC Bexar 50 0
Mauermann -B- South Sam Operating Company, LLC Bexar 65 0
Morris, Beulah -B- Seeker Oil Company, Incorporated Bexar 55 0
Pyron Red Chalk Resources LLC Bexar 170 0
Robertson, Harry Koko Skadi, LLC Bexar 45 0