COUNTIES · TEXAS GULF COAST · DISTRICT 04 · CODE 603

Matgrda IS-SB tract

The Matgrda Island-Sb tract has had no new drilling permits in the past 90 days; the most recent permit on record was issued February 23, 2011.

207 drilling permits have been issued in the Matgrda Island-Sb tract since 1977.

207 permits on file since 1977 · last issued Feb 23, 2011

Watch Matgrda IS-SB County

Also: every Matgrda IS-SB tract well in the statewide list, searchable → · a year of permits on the map →

Window30 days 90 days 180 days 365 days

0: permits issued, 90d
—: vs prior 90d (0)
0: operators filing
—: horizontal
—: avg permitted depth, ft
44: operators, all time

WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 5, 2026 · WHY ISSUE AND SEEN DATES DIFFER

Permits issued by month

LAST 120 MONTHS · BY ISSUE DATE

Last 12 months 0 · prior 12 0

Operators by well inventory

No permits in the last year; ranked by wells on the RRC wellbore file instead.

Operator	Permits	Wells
Corpus Christi Oil & Gas Co.	—	10
Forest Oil Corporation	—	8
Llog Exploration Texas L.P.	—	4
Choctaw II Oil & Gas Ltd.	—	3
American Coastal Energy Inc.	—	2
Corpus Christi Oil & Gas Company	—	2
Chieftain Intern L Inc.	—	1
EOG Resources Inc.	—	1
W & T Offshore Inc.	—	1
Saluria Operating Co. Inc.	—	1

Full operator directory →

New entrants, last 12 months

Operators whose first permit in Matgrda IS-SB tract came in the last year. None.

Permit types, 90d

Type	Window	Prior	All time

What the types mean →

Latest permits

NEWEST FIRST BY ISSUE DATE

Permit	Seen	Issued	Operator	Lease / well	Depth	API
710618	Feb 23, 2011	Feb 23, 2011	Great Bay Operations, LLC	Block 697-S #1	5,500	60330276
676515	Dec 29, 2008	Dec 29, 2008	Gulf Energy Exploration Corp.	State Tract 707-S #1	1,700	60330004
671790	Oct 4, 2008	Oct 4, 2008	Sanchez Oil & Gas Corporation	State Tract 567-S #1	9,500	60330275
660517	May 14, 2008	May 14, 2008	Hall-Houston Expl. II, L.P.	S.T. 759-S S/2 #1	7,000	60330274
655122	Feb 22, 2008	Feb 22, 2008	Llog Exploration Texas, L.P.	State Tract 824-S #2	9,500	60330271
617644	May 10, 2006	May 10, 2006	Llog Exploration Texas, L.P.	State Tract 834-S #1	9,600	60330268
610246	Nov 30, 2005	Nov 30, 2005	Llog Exploration Texas, L.P.	State Tract 839-S #1	9,700	60330273
606497	Sep 19, 2005	Sep 19, 2005	Walter Oil & Gas Corporation	State Tract 806-S #1	11,500	60330265
605013	Aug 16, 2005	Aug 16, 2005	Llog Exploration Texas, L.P.	State Tract 819-S #1	8,840	60330271
605013	Aug 16, 2005	Aug 16, 2005	Llog Exploration Texas, L.P.	State Tract "a" 824-S #1	9,400	60330271

All Matgrda IS-SB tract permits →

About this data

Drilling permits from the RRC OGA049M master and daily daf420 files, rebuilt nightly into per-county figures; windows are on the date issued. Disposal from UIC permits and H-10 reports at the last settled month; earthquakes from the TexNet catalog inside the county's located-permit footprint.

Developers: this page as JSON is GET /v1/data/counties/tx/matgrda-is-sb?days=90, documented in the API reference.