← Bexar County

Bexar County Drilling Permits

Every permit issued by the Texas Railroad Commission in Bexar County — updated daily, data through 2026-06-05.

Bexar County has had no new drilling permits in the past 90 days; the most recent permit on record was issued 2026-06-05. JM CALK OPERATING, LLC leads with 7 permits in the past 12 months, one of 2 operators active in the county.

Last 30 Days

0

Operators (30d)

0

Latest Permit

2026-06-05

All Time

7,897

7,897 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
1984-12-1226094742-029-36052THURMAN, A. V. #4COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226092142-029-36042THURMAN, A. V. #3COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226091342-029-36037THURMAN, A. V. #2COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226091142-029-36036THURMAN, A. V. #8COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226091842-029-36040THURMAN, A. V. #13COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226091942-029-36041THURMAN, A. V. #14COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226093442-029-36050THURMAN, A. V. #15COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226093242-029-36049THURMAN, A. V. #26COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226093042-029-36048THURMAN, A. V. #27COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226092942-029-36047THURMAN, A. V. #28COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226092742-029-36046THURMAN, A. V. #29COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226092642-029-36045THURMAN, A. V. #30COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226090342-029-36032THURMAN, A. V. #31COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226092342-029-36044THURMAN, A. V. #32COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226090242-029-36031THURMAN, A. V. #33COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226090842-029-36034THURMAN, A. V. #34COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226091042-029-36035THURMAN, A. V. #35COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226091642-029-36039THURMAN, A. V. #36COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226091542-029-36038THURMAN, A. V. #37COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226090642-029-36033THURMAN, A. V. #38COLSTAR PETROLEUM, CORP.DRILL1,650
1984-12-1226095242-029-36055KOCH #7MIRANDA ENERGY CORPORATIONDRILL1,400
1984-12-1226094942-029-36053KOCH #6MIRANDA ENERGY CORPORATIONDRILL1,400
1984-12-1226074442-029-36030ROEGELEIN, LAWRENCE #27BADGER STATE INV LTD PT 83-I&IIDRILL1,500
1984-12-1126095042-029-36054KOCH #8MIRANDA ENERGY CORPORATIONDRILL1,400
1984-12-1126330642-029-36223KOEHLER, J. #50COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126333642-029-36232KOEHLER, J. #40COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126334042-029-36235KOEHLER, J. #37COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126334442-029-36238KOEHLER, J. #34COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126334642-029-36239KOEHLER, J. #33COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126101342-029-36057TICK, STEVE #20COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126101442-029-36058TICK, STEVE #19COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126101642-029-36059TICK, STEVE #17COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126101742-029-36060TICK, STEVE #16COTTONWOOD ENERGY DEV. CORP.DRILL2,000
1984-12-1126104442-029-36061KLEMCKE, FRED #8ANACACHO PETROLEUM, INC.DRILL1,600
1984-12-1126051742-029-35997MAUERMANN "B" #C12DR.D. OIL COMPANYDRILL500
1984-12-1126051642-029-35996MAUERMANN "B" #C11DR.D. OIL COMPANYDRILL500
1984-12-1126071942-029-36021MAUERMANN "B" #C10DR.D. OIL COMPANYDRILL500
1984-12-1126071742-029-36020MAUERMANN "B" #C9DR.D. OIL COMPANYDRILL500
1984-12-1126071642-029-36019MAUERMANN "B" #C8DR.D. OIL COMPANYDRILL500
1984-12-1126071442-029-36018MAUERMANN "B" #C7DR.D. OIL COMPANYDRILL500
1984-12-1126073042-029-36028MAUERMANN "B" #C6DR.D. OIL COMPANYDRILL500
1984-12-1126073142-029-36029MAUERMANN "B" #C5DR.D. OIL COMPANYDRILL500
1984-12-1126054842-029-36008MAUERMANN B #C4DR.D. OIL COMPANYDRILL500
1984-12-1126054642-029-36007MAUERMANN "B" #C3DR.D. OIL COMPANYDRILL500
1984-12-1126054442-029-36006MAUERMANN "B" #C2DR.D. OIL COMPANYDRILL500
1984-12-1126053542-029-36005MAUERMANN "B" #B17CR.D. OIL COMPANYDRILL500
1984-12-1126052142-029-36001MAUERMANN "B" #B16CR.D. OIL COMPANYDRILL500
1984-12-1126053042-029-36002MAUERMANN "B" #B15CR.D. OIL COMPANYDRILL500
1984-12-1126053142-029-36003MAUERMANN "B" #B14CR.D. OIL COMPANYDRILL500
1984-12-1126051942-029-35999MAUERMANN #B13CR.D. OIL COMPANYDRILL500
page 49 of 158
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Bexar County.