OPERATORS · RRC 802302 · P-5 STATUS Y

Sonterra Oper, Inc

Houston, TX

Sonterra Oper, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued November 15, 2008.

The RRC wellbore file lists 3 wells under its operatorship.

2 drilling permits have been issued to this operator number since 2008; its P-5 organization report was last filed June 4, 2026.

0: permits, last 12 months
—: vs prior 12 months (0)
0: counties, 12 months
0: producing wells, of 3 of record
4: leases it reports
—: horizontal, 12 months

WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026

Where

Counties by permits in the last 12 months, with all-time permits and current wells of record there.

County	12 mo	All time	Wells	Last
Calhoun county →	—	2	2	Nov 15, 2008

All 2 permits, searchable → · Leases it reports → · On the map →

Formations in its completed wells

Tops reported on completion filings for wells it operates. RRC wellbore file. About tops →

Formation	Wells	Permitted last 3 yrs
No completion tops on file.

Production by month

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Barrels on leases where this operator filed the production report. Lease-level by design; the latest months are revised upward as late reports arrive. How production is reported →

0: bbl oil, last 12 reported months
—: vs the 12 months before
0: mcf gas incl. casinghead, last 12
0: bbl oil since reporting began

No lease production reported under this operator number in the last three years.

Beyond the permit record

RRC wellbore file

Wells of record

3: on the schedule
0: producing
0: shut in
0: injection
2: temp. abandoned
0: plugged

How it got them

1: permitted itself
2: acquired from others
0: permitted, now run by others

Acquired means the well's permit names a different operator than the schedule does today. Transfers and operator numbers →

Permit types

Last 12 months against the prior 12, and all time. A type opens the permit history filtered to it. What the types mean →

Type	12 mo	Prior 12	All time
Drill	0	0	1
Recompletion	0	0	1

Fields

RRC regulatory fields with the most wells of record under this operator. The field opens its page; the count opens this operator's wells in it.

Field	Wells	Producing
Matagorda Bay (Bol Mex)58192010	2	0
Chapeno (Middle Wilcox a )17016250	1	0

P-5 organization report

As registered with the RRC. About the P-5 →

Registration: Status code Y; Last filed Jun 4, 2026; Gas operator

Address: Suite 175 523 N Sam Houston Pkwy E; Houston, TX 77060

Officers and agents: Lancaster, Gary Lee · Texas Resident Agent; Vandenberg, Donald Edward · Ceo/President/Director; Lancaster, Gary Lee · Vice President/Chief Legal Offic; Sebastian, Donald Jay · Vice President/Cfo/Director

Latest permits

NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES

Permit	Seen	Issued	Operator	County	Lease / well	Depth	API
672829	Nov 15, 2008	Nov 15, 2008	Sonterra Operating, Inc.	Calhoun	State Tract 150-1 #1ST	10,320	05731600
663768	Jun 24, 2008	Jun 24, 2008	Sonterra Operating, Inc.	Calhoun	State Tract 127 No. 1 Unit #1	12,827	05731770
557687	Feb 22, 2005	Feb 22, 2005	Boss Expl & Prod Corporation	Calhoun	State Tract 150 #2	12,000	05731692
509867	Jun 5, 2001	Jun 5, 2001	Union Oil Company of California	Calhoun	Aquamarine Unit #1	13,000	05731600
487125	Sep 7, 1999	Sep 7, 1999	Cockrell Oil Corporation	Calhoun	Aquamarine Unit #1	11,525	05731600
374716	Jun 25, 1990	Jun 25, 1990	Tesoro Expl. & Prod. Company	Starr	Silva #1	13,000	42732423

Full permit history →

About this data

Registration from the RRC P-5 organization report, refreshed weekly. Permits from the OGA049M master and daily daf420 files; wells of record from the EWA wellbore schedule; production from PDQ lease reports at the last vintage; disposal from UIC permits and H-10 reports. Summary figures are rebuilt nightly.

Developers: this page as JSON is GET /v1/data/operators/tx/802302, documented in the API reference.