WELL · 42-391-01396 · DISTRICT 2

Lambert M. F. #107

Refugio County · Tom Oconnor (5500 Sand) field · Vertical

Lambert M. F. #107 (API 42-391-01396) is a well in Refugio County operated by Hilcorp Energy Company, completed October 1, 2014.

The RRC has issued 6 drilling permits between 1983 and 2023, permitted to 5,840 ft.

Completion filings report 9 formation tops, including Catahoula, 4400, Frio, 4500.

Its 6 leases have reported 25.3M barrels of oil and 20M mcf of gas since January 1993, last reporting in July 2026. The leases carry 706 wells, so these are lease totals, not this well alone.

Operator of record

Hilcorp Energy Company

Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,453 permits on file · (713) 209-2411

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Hilcorp Energy Company
Production reports	Hilcorp Energy Companythrough Apr 2026
Latest permit	Hilcorp Energy CompanyAug 29, 2023

5,840: total depth, ft
6: permits on file
Aug 29, 2023: last permit issued
Oct 1, 2014: completed
25.3M: cumulative oil, bbl
20M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Oct 1, 2014
Shut in: —
Plugged: —

Surface location

28.338815, -97.181954

OpenStreetMap → · Google Maps →

Permit surface location from the RRC GIS record, in Refugio County.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the 6 leases this well is completed on; they carry 706 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Lambert, M. F. O-2-1549	Tom Oconnor	Hilcorp Energy Company	26	315K	830K	Jan 1993 – Jul 2026
Lambert, M. F. O-2-2115	Tom Oconnor (4400)	Hilcorp Energy Company	45	1.73M	2.54M	Jan 1993 – Jul 2026
Lambert, M. F. O-2-2590	Tom Oconnor (5500 Sand)	Hilcorp Energy Company	39	446K	1.58M	Jan 1993 – Jul 2026
Tom Oconnor (5800 SD) Fld. Unit O-2-5280	Tom Oconnor (5800)	Hilcorp Energy Company	594	22.8M	14.9M	Jan 1993 – Jul 2026
Lambert, M. F. G-2-182642	Tom Oconnor (5440)	Hilcorp Energy Company	1	0	179K	Feb 2001 – Sep 2010
Lambert, M. F. G-2-108140	Tom Oconnor (5450 Sand)	Devon Energy Production Co, L.P.	1	0	5.54K	Jan 1993 – Feb 2001

Oil, barrels lease total

Last 12 months 751,524 · prior 12 625,327(+20%)

Gas, mcf lease total

Last 12 months 120,627 · prior 12 89,630(+35%)

Chain of custody

Every operator that reported production on this well's lease, in order.

1Pennzoil Exploration & Prod. Co.Jan 1993 → Feb 1999
2Quintana Pet. Corp.Jan 1993 → Nov 2000
3Pennzenergy Exp. & Prod., L.L.C.Mar 1999 → Mar 2000
4Devon Energy Production Co, L.P.Apr 2000 → Jul 2002
5Hilcorp Energy CompanyDec 2000 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
893232-99	Recompletion	Hilcorp Energy Company	Aug 24, 2023	Aug 29, 2023	Aug 25, 2023	5,840
854043-99	Recompletion	Hilcorp Energy Company	Jun 10, 2019	Jun 14, 2019	—	5,840
796861-99	Recompletion	Hilcorp Energy Company	Sep 23, 2014	Oct 6, 2014	Sep 23, 2014	5,840
687240-99	Recompletion	Hilcorp Energy Company	Nov 11, 2009	Nov 19, 2009	Dec 4, 2009	5,840
505482-99	Recompletion	Devon Energy Production Co, L.P.	Feb 20, 2001	Feb 20, 2001	Feb 20, 2001	5,500
219300-99	Recompletion	Pennzoil Producing Co.	Sep 21, 1983	Oct 11, 1983	—	5,840

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-2-108140	—	—	—	—
—	— G-2-182642	—	—	—	—
—	— O-2-1549	—	—	—	—
—	— O-2-2115	—	—	—	—
—	— O-2-2590	—	—	—	—
—	— O-2-5280	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 58 ft elevation.Download CSV →

Formation	MD ft	Subsea
Catahoula	3,635	-3,577
4400	4,360	-4,302
Frio	4,360	-4,302
4500	4,428	-4,370
5400	5,456	-5,398
5450'	5,496	-5,438
5500'	5,538	-5,480
5800'	5,750	-5,692
JacksonJACKSON/YEGUA	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
4,360	4,375	Perforated
5,454	5,459	Perforated
5,496	5,500	Perforated
5,524	5,532	Perforated
5,592	5,600	Perforated
5,776	5,782	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
10.75	1,027	14.75	577 S
10.75	1,027	15	577 S
7	5,840	9.875	707 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

Filed	W-2 / G-1 date	Logs referenced
Dec 12, 2023	Oct 17, 2023	—
Jul 9, 2021	Jun 22, 2021	—
Jan 23, 2020	Jul 16, 2019	—
Apr 7, 2015	Oct 27, 2014	—
Nov 29, 2010	Sep 30, 2010	Yes
Nov 8, 2010	—	—
Sep 12, 2001	Mar 19, 2001	Yes
Jun 6, 2001	—	—
Mar 7, 1984	Nov 17, 1983	—
Feb 28, 1984	Nov 17, 1983	—
Jan 12, 1984	—	—

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Wellbore filings for 42-391-01396 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-391-01396 → scanned completion filings

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Tom O'Connor (5800 Sd)fld Unit42-391-01380

0.1 KM · Pennzoil Producing Co. · Section with this well →

Catahoula	3,631	-3,581
Frio	4,363	-4,313
Jackson	—
NO Change	—

Tom O'Connor (5800 SD) FLD Unit42-391-32723

0.1 KM · Hilcorp Energy Company · Section with this well →

Lagarto	2,750	-2,697
Oakville	2,900	-2,847
Catahoula	3,600	-3,547
Anahuac	4,100	-4,047
Catahoula	4,100	-4,047
Greta	4,150	-4,097
Frio	4,360	-4,307
Anahuac	4,365	-4,312

16 TOPS · FIRST 8

Tom O'Connor (5800 SD) Fld. Unit42-391-32700

0.2 KM · Hilcorp Energy Company · Section with this well →

Lagarto	2,750	-2,697
Oakville	3,300	-3,247
Catahoula	3,646	-3,593
Catahoula	4,100	-4,047
Anahuac	4,365	-4,312
Frio	4,368	-4,315
Frio	4,785	-4,732
Frio	5,400	-5,347

12 TOPS · FIRST 8

Tom O'Connor (5800 SD) Fld. Unit42-391-32696

0.3 KM · Hilcorp Energy Company · Section with this well →

Lagarto	2,750	-2,698
Oakville	3,300	-3,248
Catahoula	3,620	-3,568
Cathoula	3,620	-3,568
Catahoula	4,100	-4,048
Anahuac	4,365	-4,313
Frio	4,366	-4,314
Frio	4,785	-4,733

12 TOPS · FIRST 8

M. F. Lambert42-391-01401

0.3 KM · Hilcorp Energy Company · Section with this well →

Catahoula	3,636	-3,586
Frio	4,370	-4,320
Jackson	—

Tom O'Connor (5800 SD) Fld. Unit42-391-01394

0.5 KM · Hilcorp Energy Company · Section with this well →

Lagarto	2,750	-2,688
Oakville	3,300	-3,238
Catahoula	3,624	-3,562
Anahuac	4,365	-4,303
Frio	4,367	-4,305
Frio	4,785	-4,723
Frio	5,400	-5,338
Frio	5,845	-5,783

9 TOPS · FIRST 8

Tom O'Connor (5800'SD)FIELD Unit42-391-01364

0.5 KM · Quintana Pet. Corp. · Section with this well →

Lagarto	1,500	-1,437
Oakville	2,750	-2,687
Catahoula	3,300	-3,237
Catahoula	3,300	-3,237
Catahoula	3,300	-3,237
Anahuac	4,100	-4,037
Anahuac	4,100	-4,037
Frio	4,365	-4,302

16 TOPS · FIRST 8

M. F. Lambert42-391-01388

0.6 KM · Hilcorp Energy Company · Section with this well →

Catahoula	3,627	-3,576
Frio	4,375	-4,324
Tom O'Connor (5200, East)	5,159	-5,108
Tom O'Connor (5900 Sand)	5,858	-5,807
Jackson	—

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/39101396, documented in the API reference.