WELL · 42-393-31303 · DISTRICT 10

Fields-Mahler #4

Fields-Mahler #4 (API 42-393-31303) is a permitted well in Roberts County filed by Ocean Energy, Inc.; no completion report is on file yet.

The RRC has issued 2 drilling permits between 1996 and 2003, permitted to 10,700 ft.

Completion filings report 4 formation tops, including Brown Dolomite, Krider, Douglas, Cherokee Granite Wash.

Operator of record

Ocean Energy, Inc.

Houston, TX · P-5 Y, filed Mar 7, 2003 · 220 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	Mmgl Txph, LLCthrough Apr 2026
Latest permit	Ocean Energy, Inc.Apr 2, 2003

10,700: total depth, ft
2: permits on file
Apr 2, 2003: last permit issued
—: completed
0: cumulative oil, bbl
152K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 1996 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: —
Shut in: —
Plugged: —

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Mahler, Fields G-14-163164	Mendota, NW. (Granite Wash, SW.)	Mmgl Txph, LLC	1	0	152K	Oct 1996 – Jul 2026

Gas, mcf lease total

Last 12 months 1,588 · prior 12 1,818(-13%)

Chain of custody

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

1Seagull Midcon Inc.Oct 1996 → May 1998
2Seagull Energy E&P Inc.Jun 1998 → Oct 2000
3Ocean Energy, Inc.Nov 2000 → Aug 2003
4Devon Louisiana CorporationSep 2003 → Aug 2005
5Devon Energy Production Co, L.P.Feb 2007 → Nov 2015
6Blackbeard Operating, LLCFeb 2023 → Sep 2023
7Mmgl Txph, LLCOct 2023 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
530160-99	Recompletion	Ocean Energy, Inc.	Apr 1, 2003	Apr 2, 2003	—	10,700
446384-99	Drill	Seagull Midcon Inc.	Mar 28, 1996	Mar 28, 1996	Jun 28, 1996	10,700

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-14-163164	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 2,830 ft elevation.Download CSV →

Formation	MD ft	Subsea
Brown Dolomite	4,114	-1,284
Krider	4,200	-1,370
Douglas	6,840	-4,010
Cherokee Granite Wash	9,198	-6,368

Perforations

Perforated and open-hole intervals.

From	To	Type
9,350	9,364	Perforated
9,460	9,490	Perforated
9,899	9,988	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	2,550	12.25	1,420 S
5.5	—	7.875	325 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 →

Suffix	Filed	W-2 / G-1 date	Logs referenced
00	Jul 3, 1997	Apr 18, 1997	Yes
00	Jun 17, 1997	—	—

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 42-393-31303 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-393-31303 → 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.

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/39331303, documented in the API reference.