COUNTIES · ECTOR · OPERATORS

Ector 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.

#OperatorPermitsAll timeHorizontalWellsFirstLast
1Diamondback E&P LLC6223562804Dec 2, 2025Oct 2, 2026
2Continental Resources, Inc.441224442Dec 4, 2025Aug 26, 2026
3Occidental Permian Ltd.24934233,166Jan 20, 2026Mar 19, 2026
4Ovintiv USA Inc.18361843Dec 23, 2025Oct 12, 2026
5Firebird Energy II LLC1721179Apr 17, 2026Aug 28, 2026
6Arrington Oil&gas Operating LLC1213120Jul 16, 2026Aug 28, 2026
7COG Operating LLC42324167Dec 11, 2025Dec 11, 2025
8Ring Energy, Inc.3450282Feb 18, 2026Jun 17, 2026
9Davis Southern Operating Co LLC3703Jun 18, 2026Aug 19, 2026
10Basin Oil & Gas Operating, LLC220226Jul 17, 2026Oct 21, 2026
11Laguna Petroleum Corporation2600113Sep 3, 2026Sep 3, 2026
12Admiral Permian Operating LLC2720May 4, 2026Oct 27, 2026
13Slant Operating, LLC122041Sep 23, 2026Sep 23, 2026
14Condor Operating Company, LLC11015Feb 18, 2026Feb 18, 2026
15Atmos Energy,west Texas Division1400Feb 20, 2026Feb 20, 2026
16Enterprise Products Operatingllc1300Oct 14, 2026Oct 14, 2026
17Atmos Pipeline - Texas1100Aug 25, 2026Aug 25, 2026
18Phillips 66 Company1100Apr 15, 2026Apr 15, 2026
19Aghorn Operating, Inc.—501,920——
20Formentera Operations LLC—101,661——
21Hilcorp Energy Company—001,150——
22XTO Energy Inc.—6290679——
23Maverick Permian LLC—120674——
24OXY USA WTP LP—2550573——
25OXY USA Inc.—3130499——
26Scout Energy Management LLC—00399——
27Atlas Operating LLC—00375——
28Bce-Mach III LLC—00342——
29Neg Operating LLC—720324——
30Crescent Energy Operating LLC—00305——
31Fasken Oil and Ranch, Ltd.—3540283——
32R3 Operating Corporation—00278——
33Baker Operating, Inc.—170277——
34Texland Petroleum, L.P.—200247——
35Cross Timbers Energy, LLC—480240——
36XTO Energy Inc.—00233——
37Citation Oil & Gas Corp.—800232——
38Conocophillips Company—6560231——
39Arco Oil & Gas Co.—3390217——
40United Oil & Shale LLC—00192——
41Acoma Operating, LLC—90164——
42Chevron U. S. A. Inc.—3710144——
43OXY USA WTP EOR LLC—00132——
44Extex Operating Company—00127——
45Phillips Petroleum Company—6160124——
46Texaco Inc.—1170121——
47Walsh & Watts, Inc.—300116——
48FDL Operating, LLC—140099——
49Endeavor Energy Resources L.P.—16094——
50Apache Corporation—333081——
51Pen-Tex Production Co. Inc.—0068——
52AD Astra Resources LLC—0067——
53Permian Resources Operating LLC—0063——
54Rust Oil Corp.—115054——
55O'Ryan Oil and Gas—8053——
56Helms Oil & Gas LLC—0051——
57Anadarko Petroleum Corporation—831048——
58Raptor Resources Inc.—0044——
59Octane Energy Operating, LLC—5042——
60Amoco Production Company—936041——
61Sun Expl. & Prod. Co.-Midland—129040——
62Texaco E & P Inc.—185039——
63Atlantic Richfield Co.—70038——
64Shell Oil Company—83037——
65Gulf Oil Corp.—314036——
66Richland Resources Corporation—0034——
67BP America Production Company—15032——
68KRF Production Company LLC—0029——
69Conoco Inc.—232027——
70RMR Operating LLC—0026——
71Vision Oil and Gas LLC—0026——
72Lario Oil & Gas Company—22025——
73Andector Exploration Company—20025——
74Satanta Oil Company—4025——
75Shell Western E&P Inc.—156023——
76Cities Service Oil Co.—2023——
77Four Star Oil and Gas Company—18022——
78Pfog Operations, LLC—3022——
79Pinnacle Mining Corporation—0022——
80Firebird Energy LLC—114021——
81Texaco Producing Inc.—64021——
82Libertad Operating LLC—0021——
83Highmark Energy Operating LLC—0020——
84Sheridan Production Company, LLC—248019——
85Continental Oil Company—100019——
86Par Development—7019——
87Sundown Energy LP—8017——
88Raptor Petroleum Develop, LLC—4017——
89BTA Oil Producers—27016——
90Diamond S Energy Company—0016——
91Owl Ops LLC—0016——
92Amoco Production Co.-Andrews—193015——
93Cities Service Oil & Gas Corp.—91015——
94Founders Oil & Gas Operating,llc—74015——
95Amerada Hess Corporation—2015——
96Nicki T Oil & Gas LLC—0015——
97Pan American Petroleum Corp.—0015——
98Union Oil Company of California—170014——
99Fina Oil & Chemical Company—98014——
100Rendova Oil Co—51014——
101Rankin Oil Co.—33014——
102Bluco Production Co., Inc.—17014——
103Adobe Oil Co.—0014——
104Miltex Oil Company—0014——
105M & J Energy, Inc.—11013——
106Burleson Petroleum Inc.—0013——
107Jay Management Company LLC—0013——
108Montauk Exploration Inc.—0013——
109Getty Oil Co.—12012——
110Barnes J. C. Oil Company—0012——
111Vision Natural Resources LP—0012——
112Pioneer Natural Res. USA, Inc.—12011——
113Olsen Energy Inc.—7011——
114Eastland Oil Company, The—6011——
115Brown, H. L., Jr.—4011——
116Beach Exploration Inc.—0011——
117Drake Oil & Gas LLC—0011——
118Ocotillo Energy Resources LLC—0011——
119Siana Oil & Gas—0011——
120Oryx Energy Company—30010——
121OXY Low Carbon Ventures, LLC—9010——
122Henderson, Bryan, Co.—8010——
123Hendrix, John H. Corp.—8010——
124Condor Operating Co.—7010——
125Flat Top Operating LLC—0010——
126Fort Worth Pipe & Supply Co.—0010——
127Garner S Well Service LLC—0010——
128Petrogulf Corporation—0010——
129Rextac LLC—0010——
130Whiting Oil and Gas Corporation—0010——
131Sun Exploration & Production Co.—13309——
132Sahara Operating Company—1009——
133Shenandoah Oil Corp.—509——
134Zarvona Energy LLC—509——
135Incline Energy—309——
136Shinnery Oil Company, Inc.—309——
137Mulloy Operating, Inc.—109——
138Mana Resources Inc.—009——
139Saga Petroleum LLC of Colorado—2408——
140Fivestones Energy LLC—708——
141Forest Oil Permian Corporation—708——
142Rim Operating, Inc.—708——
143Phoenix Hydrocarbons Operating—408——
144Grama Operating, LLC—208——
145Texas American Oil Corp.—208——
146Armor Petroleum, Inc.—108——
147Bellwether Exploration Company—008——
148Petex—008——
149Schlachter Operating Corporation—008——
150BC Operating, Inc.—22107——
151Exxon Corp.—6507——
152Union Texas Petroleum Corp.—3107——
153Mariah Energy Corp.—2407——
154Petroleum Technical Services Co.—2307——
155Bennett, R. C., Company—607——
156Cuervo, Inc.—607——
157Breck Operating Corp.—507——
158Deep Blue Operating I LLC—407——
159Cambrian Management, Ltd.—307——
160Depco Inc.—007——
161Dinero Operating Company—007——
162Pena Bros. Oil and Gas LLC—007——
163Unitex Oil & Gas L.L.C.—007——
164Linn Operating, Inc.—10706——
165Mobil Producing TX. & N.M. Inc.—806——
166Gilliam's Aghorn Energy—206——
167BTA Oil Producers, LLC—106——
168Coquina Oil Corporation—106——
169Bridwell Oil Co.—006——
170Chevron Midcontinent L.P.—006——
171Forest Oil Corporation—006——
172Last Mile Production LLC—006——
173Moss SWD LLC—006——
174Texas Consolidated Pet. Corp.—006——
175Water Energy Services LLC—006——
176Cities Service Company—11805——
177Kerr-McGee Corporation—5605——
178Eureka Prospecting Company—5005——
179Atkins Petroleum Corp.—2805——
180Schlachter, David A.—1705——
181Minihan, Tom R.—1205——
182Hawk, Bob Oil Operator—205——
183Petroplex Energy Inc.—205——
184Basic Energy Services, L.P.—105——
185Magruder, Edwin H. Jr.—105——
186Minihan Oil & Gas Corporation—105——
187Austral Oil Company Incorporated—005——
188Bustamante Resources LLC—005——
189Humble Oil & Refining Co.—005——
190Kenworthy Oil Company—005——
191Kinney Incorporated—005——
192Mallard Exploration Inc.—005——
193Skelly Oil Co.—005——
194Wes-Tex Drlg. Co.—005——
195Pure Resources, L.P.—6704——
196Legacy Reserves Operating LP—2004——
197Blair, Jack N.—904——
198Colter Operating, Inc.—704——
199Thompson, J. Cleo—604——
200Jones, Johnny G.—404——
201Yucca Energy, Inc.—404——
202Adventure Operating Company, LLC—304——
203Odessa Exploration, Inc.—304——
204Torch Energy Services, Inc.—204——
205Alleder Inc.—104——
206Exxon Mobil Corporation—104——
207Maralo, LLC—104——
208Momentum Energy Corporation—104——
209Atlantic Richfield Company—004——
210Barnett Energy Inc.—004——
211Bobcat Operating—004——
212Clear Water Inc.—004——
213Direct Midstream LLC—004——
214Garrett William H. Estate OF—004——
215Production Gathering Company LP—004——
216Pronghorn Management Corporation—004——
217Saguaro Petroleum LLC—004——
218Tracy Production Co. Inc.—004——
219Tri-Service Drlg. Co. & Cobb D.—004——
220Vaquero Operating—004——
221WGR Inc.—004——
222Altura Energy Ltd.—3403——
223Tenneco Oil Co.—2303——
224Denbury Management, Inc.—1003——
225Cody Energy LLC—903——
226Grand Banks Energy Company—903——
227Jones, Charles E., Jr.—903——
228Mewbourne Oil Company—903——
229Alto Minerals, Inc.—603——
230Burleson, Lewis B. Inc.—303——
231Permian Resources, Inc.—303——
232Stickney, F. C., Inc.—303——
233W & W Oil Company M—303——
234Basin Well Service of Odessa,inc—203——
235Herbig Oil & Gas Co.—103——
236MWJ Producing Company—103——
237Tacor Resources Inc—103——
238Ashland Oil Inc.—003——
239Black Gold Industries Oprtng LLC—003——
240Bridge Oil Company L. P.—003——
241Brock J.—003——
242DE Witt Gas Gathering Inc.—003——
243Double Barrel Oil LLC—003——
244DSR Oil & Gas Inc.—003——
245Fasken Barbara—003——
246Hurst Oil & Gas Inc.—003——
247Lovelady I. W.—003——
248Oden H. D. Inc.—003——
249Penick Dean—003——
250Phillips 66 Pipeline LLC—003——
251Rci L.L.C.—003——
252Reatta Energy Inc.—003——
253Rein Pusher Operating LLC—003——
254R.K.G. Operations Inc.—003——
255SMC Oil & Gas Inc.—003——
256Stetson Petroleum Corp.—003——
257Trican Energy Inc.—003——
258Sandridge Expl. and Prod., LLC—56302——
259EXL Petroleum, LP—6002——
260Arco Permian—5202——
261Capstone Natural Res II, LLC—1902——
262EOG Resources, Inc.—1602——
263Ica Energy Operating, L.L.C—1602——
264Three-B Oil Company, The—1202——
265Buchanan, Wayman W.—1002——
266Viking Energy Corporation—902——
267Cabal Energy Corporation—802——
268White Rock Oil & Gas, LLC—802——
269B & B Production Co—602——
270Kaspar, A. G.—602——
271Crown Central Petroleum Corp.—502——
272Devon Energy Corporation(nevada)—502——
273R. K. G. Engineering, Inc.—502——
274Ausland Production Company—402——
275Baxter, D. B. Inc.—402——
276Costilla Energy, Inc.—402——
277Hannon, Charles E.—302——
278Marshall & Winston, Inc.—302——
279Mexco Energy Corporation—302——
280Paloma Exploration Co.—302——
281Rhonda Operating Co.—302——
282Adobe Oil & Gas Corp.—202——
283Coastal Management Corporation—202——
284Cross Timbers Operating Company—202——
285Crystal Oil and Land Co.—202——
286General American Petroleum—202——
287MW Petroleum Corporation—202——
288Seaboard Operating Co.—202——
289Black, R. W.—102——
290Gray, W. H. Operating—102——
291Hat Oil & Gas, Inc.—102——
292Mayo, Eddie—102——
293Owl SWD Operating, LLC—102——
294SDG Resources L.P.—102——
295Tall City Brine LLC—102——
296Texas Oil & Gas Corp.—102——
297Vega Petroleum Corporation—102——
298Agar & Agar Inc.—002——
299Apv McCamey LLC—002——
300Arch Oil & Gas LLC—002——

743 OPERATORS · THE 300 MOST ACTIVE SHOWN · WINDOW ON THE RRC ISSUE DATE