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COUNTIES · GALVESTON-LB · OPERATORS

Galveston-LB County Operators

Every operator with a permit on file or a well of record here, ranked by permits issued in the window. Wells are each operator's current inventory in the county from the RRC wellbore file.

1 year3 years10 yearsAll time
#OperatorPermitsAll timeHorizontalWellsFirstLast
1Emerald Gather and Trans, LLC41103Sep 9, 2026Oct 20, 2026
2Rutherford Oil Corporation—14013——
3Ultramar Oil & Gas Limited—0013——
4Black Pool Energy, LP—703——
5Houston Oil & Minerals Corp.—703——
6Hall-Houston Expl. II, L.P.—503——
7Apache Corporation—303——
8Shell Oil Company - (Offshore)—203——
9Walter Oil & Gas Corporation—103——
10Flash Gas & Oil Southwest Inc.—003——
11Mesa Operating Co.—003——
12Seneca Resources Corporation—1202——
13Corpus Christi Oil & Gas Co.—202——
14Tri-C Resources LLC—002——
15Texoma Production Company—1401——
16Mesa Petroleum Co.—1301——
17Shell Oil Company—1001——
18Samedan Oil Corp. -Offshore Div.—501——
19Hall-Houston Expl. III, L.P.—301——
20Shell Offshore Inc.—301——
21Tenneco Oil Company-Tgcd—201——
22Enserch Exploration, Inc—101——
23Spinnaker Exploration Co.,l.l.c.—101——
24Dynamic Offshore Res. NS LLC—001——
25Fairways Spec. Sales & Serv Inc—001——
26Tri-C Resources, Inc.—800——
27Apex Oil & Gas, Inc.—500——
28Dreyfus, Louis Natural Gas Corp—400——
29Bois D'arc Offshore Ltd—300——
30Inexco Oil Company—300——
31Llog Exploration Offshore, Inc.—300——
32Monsanto Company—300——
33MTS Limited Partnership—300——
34Pg&e Resources Offshore Company—300——
35Seagull Energy E&P Inc.—300——
36Ultramar Oil and Gas Limited—300——
37Arena Offshore, LLC—200——
38Exxon Corp.—200——
39Hall-Houston Exploration Iv,l.p.—200——
40Helis Oil & Gas Company, L.L.C.—200——
41Nicor Exploration Company—200——
42Northstar Gulfsands, LLC—200——
43Razor Exploration, LLC—200——
44Santa FE Minerals, Inc.—200——
45Challenger Minerals Inc.—100——
46Contango Operators, Inc.—100——
47Dalen Resources Oil & Gas Co.—100——
48Flash Gas & Oil Northeast, Inc.—100——
49Gryphon Exploration Company—100——
50Gulf Oil Corp.—100——
51Hall-Houston Oil Company—100——
52HNG Fossil Fuels Company—100——
53Kerr-McGee & Integrated Energy—100——
54Kirby Exploration Company—100——
55Llog Exploration Texas, L.P.—100——
56Louisiana Land & Expl. Co., The—100——
57Mobil Oil Corporation—100——
58Phoenix Resources Co.—100——
59Sandefer Offshore Operating Co.—100——
60St. Mary Energy Company—100——
61Union Oil Company of California—100——
62Union Texas Petroleum Corp.—100——

62 OPERATORS · WINDOW ON THE RRC ISSUE DATE