OPERATORS · RRC 340442

H.E.R. Oper, LLC

WindowAll time 90 days 1 year 3 years 10 years

CountyHardin 25 Jasper 2 Liberty 2 Jefferson 1 Polk 1

31 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Sep 10, 2025	908706	Recompletion	Polk	Pixley #1	3,100	—	37330492	—
Sep 30, 2018	842557	Drill	Hardin	Tbmf #7	1,325	Final completion	19933608	Now Silverbrook Operating LLC
Jul 27, 2018	842555	Drill	Hardin	Tbmf #6	1,325	Final completion	19933607	Now Silverbrook Operating LLC
Feb 28, 2018	836900	Drill	Hardin	Sebastian #2D	4,100	Final completion	19933602	Acquired from Whitehead Resources, Ltd.
Apr 5, 2017	824836	Drill	Hardin	Tbmf #5	2,500	Final completion	19933577	Now Silverbrook Operating LLC
May 25, 2016	815814	Drill	Hardin	Tbmf #4	2,300	Final completion	19933555	Now Silverbrook Operating LLC
Oct 17, 2014	798419	Drill	Hardin	Tbmf #M 1	3,500	Final completion	19933505	Now Silverbrook Operating LLC
Aug 25, 2014	794488	Drill	Hardin	Tbmf #3	999	Final completion	19933494	Now Silverbrook Operating LLC
Jun 19, 2014	783403	Drill	Hardin	Tbmf #2	3,000	Final completion	19933481	Now Silverbrook Operating LLC
Apr 2, 2014	783408	Drill	Hardin	Tbmf #1	3,000	Final completion	19933470	Now Silverbrook Operating LLC
May 17, 2013	761463	Recompletion	Liberty	Failor, E.K. #1A	7,280	Final completion	29132141	Now MJ Oil Inc.
May 17, 2013	761458	Recompletion	Liberty	Failor, E.K. #2A	7,345	Final completion	29132171	Now Silverbrook Operating LLC
Sep 29, 2011	725117	Drill	Hardin	Sebastian #1	9,500	Final completion	19933332	Acquired from Century Exploration Houston, Inc
May 9, 2011	715750	Recompletion	Hardin	Nona Fletcher Mineral Co. #14	7,260	Final completion	19900539	Acquired from Addison Oil, LLC
Feb 22, 2006	614574	Reenter	Jefferson	Guiterman-Quinn Unit #1	7,700	Final completion	24503028	Acquired from Choctaw Resources, Inc.
Jun 22, 2005	602382	Drill	Jasper	Richardson Heirs #1	7,800	Final completion	24130718	Acquired from AC Exploration, LLC
Feb 5, 2002	517373	Recompletion	Hardin	Fletcher, Nona Mineral Co. #31	6,775	—	19900546	Acquired from Merit Energy Company
Feb 5, 2002	517373	Recompletion	Hardin	Fletcher, Nona Mineral Co. #31	6,775	—	19900546	Acquired from Merit Energy Company
Feb 5, 2002	517373	Recompletion	Hardin	Fletcher, Nona Mineral Co. #31	6,775	Final completion	19900546	Acquired from Merit Energy Company
Nov 22, 2000	502279	Recompletion	Hardin	Fletcher, Nona Mineral Co. #34	6,780	—	19900042	Acquired from Merit Energy Company
Nov 22, 2000	502279	Recompletion	Hardin	Fletcher, Nona Mineral Co. #34	6,780	Final completion	19900042	Acquired from Merit Energy Company
Feb 23, 2000	492369	Recompletion	Hardin	Fletcher, Nona, Mineral Co. #15	7,204	Final completion	19900034	Acquired from Merit Energy Company
Jan 29, 1999	482357	Recompletion	Hardin	Fletcher, Nona Mineral Co. #9	7,200	Final completion	19900426	Acquired from Merit Energy Company
Jul 20, 1995	436345	Recompletion	Hardin	Fletcher, Nona, Mineral Co. #11	5,965	Final completion	19900032	Acquired from Murphy Exploration & Prod. Co.
Jun 6, 1995	436568	Recompletion	Jasper	Richardson, Hardy #5	7,250	Final completion	24100173	Acquired from Anderson Producing, Inc
Jun 18, 1984	242448	Recompletion	Hardin	Fletcher, Nona Mineral Co. #37	7,200	Final completion	19900043	Acquired from Arco Oil & Gas Co.-Silsbee
Nov 5, 1979	63742	Other	Hardin	Nona Fletcher Mineral Co. #36	6,770	Final completion	19900433	Acquired from Arco Oil & Gas Co.-Silsbee
Apr 2, 1979	45534	Other	Hardin	Fletcher, Nona Mineral Co. #46	7,203	—	19900049	Acquired from Atlantic Richfield Co.-Silsbee
Nov 17, 1978	37823	Other	Hardin	Fletcher, Nona Mineral Co. #35	6,780	Final completion	19900432	Acquired from Atlantic Richfield Co.
Jul 5, 1978	28234	Other	Hardin	Fletcher, Nona Mineral Co. #34	6,787	—	19900042	Acquired from Atlantic Richfield Co.
Apr 10, 1978	21745	Other	Hardin	Fletcher, Nona Mineral Co. #51	7,205	—	19900054	Acquired from Atlantic Richfield Co.