TEXAS · WELLS · ARANSAS COUNTY · API 42-007-30789 · DISTRICT 04

St. Charles Co. #75

Aransas County · St. Charles (Frio Cons. Lower) field · Producing · Directional

ST. Charles CO. #75 (API 42-007-30789) is a well in Aransas County operated by Hilcorp Energy Company, completed May 19, 2011 and listed as producing on the RRC schedule.

The RRC has issued 4 drilling permits between 1990 and 1995, permitted to 11,797 ft.

It was permitted by Conoco Inc. and has since transferred to Hilcorp Energy Company on the wellbore schedule.

Completion filings report 2 formation tops, including Frio, No Change.

No lease production has been reported under this well’s leases.

Operator of record

Hilcorp Energy Company

Permitted by Conoco Inc.; the EWA schedule now lists a different operator.

Based in: Houston, TX
P-5 status: Active – Extension (X)
P-5 last filed: Mar 27, 2026
Permits on file: 3,454
Phone: (713) 209-2400

Watch this operator Watch Aransas County

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	Hilcorp Energy Companythrough Apr 2026
Latest permit	Conoco Inc.Oct 25, 1995

11,797: total depth, ft
4: permits on file
Oct 25, 1995: last permit issued
May 19, 2011: completed
0: cumulative oil, bbl
5.03M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: ON SCHEDULE
Completed: May 19, 2011
Shut in: —
Plugged: —

Operator's P-5 on the schedule: Active (A)

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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Gas, mcf	Reported
St. Charles Co. G-4-156513	St. Charles (Frio Cons., Lower)	Hilcorp Energy Company	1	3.59M	Oct 1995 – Jul 2026
St. Charles Company G-4-139090	St. Charles (BB Frio)	Conoco Inc.	1	0	Jan 1993 – Oct 1995
St. Charles Co. G-4-142096	St. Charles ( X)	Conoco Inc.	1	1.43M	Jan 1993 – Oct 1995

Gas, mcf lease total

Last 12 months 183,371 · prior 12 207,610(-12%)

Chain of custody

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

1Conoco Inc.Jan 1993 → Dec 2002
2Conocophillips CompanyJan 2003 → Oct 2010
3Hilcorp Energy CompanyNov 2010 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
441099-99	Recompletion	Conoco Inc.	Oct 20, 1995	Oct 25, 1995	Sep 20, 1995	12,198
440088-99	Recompletion	Conoco Inc.	Sep 21, 1995	Sep 21, 1995	—	12,198
402212-99	Recompletion	Conoco Inc.	Aug 11, 1992	Aug 18, 1992	Jul 14, 1992	12,198
373627-99	Drill	Conoco Inc.	May 21, 1990	May 24, 1990	Jul 23, 1990	12,500

Completions

Completed	Lease	Field	Operator	Status	Depth
May 19, 2011	St. Charles Co. G-4-156513	St. Charles (Frio Cons. Lower)	Hilcorp Energy Company	Producing	11,797
Jul 20, 1992	St. Charles Co. G-4-142096	St. Charles ( X)	Conoco Inc.	Not on Schedule	—
Jul 1, 1991	St. Charles Company G-4-139090	St. Charles (BB Frio)	Conoco Inc.	Not on Schedule	—

Formation tops

As filed on W-2/G-1. Subsea from 7 ft elevation.Download CSV →

Formation	MD ft	Subsea
FrioFRIO A	7,588	-7,581
FrioFRIO G	8,798	-8,791
FrioFRIO O	9,984	-9,977
FrioFRIO Q	9,984	-9,977
FrioFRIO S	10,256	-10,249
FrioFRIO S1	10,320	-10,313
FrioFRIO S2	10,348	-10,341
FrioFRIO T	10,430	-10,423
FrioFRIO T2	10,496	-10,489
FrioFRIO V	10,728	-10,721
FrioFRIO W	10,839	-10,832
FrioFRIO X	10,925	-10,918
FrioFRIO BB	11,612	-11,605
NO Change	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
10,320	10,326	Perforated
10,348	10,356	Perforated
10,430	10,440	Perforated
10,496	40,520	Perforated
10,728	10,735	Perforated
10,839	10,855	Perforated
10,934	10,962	Perforated
11,610	11,666	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
16	3,994	22	4,980 S
11.75	8,840	14.75	1,300 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
Nov 8, 2011	Jun 2, 2011	—
Sep 28, 1998	Sep 9, 1998	—
Mar 4, 1996	Oct 13, 1995	Yes
Jan 9, 1996	—	—
Oct 12, 1992	Aug 10, 1992	Yes
Aug 28, 1992	—	—
Sep 13, 1991	Aug 13, 1991	Yes
Sep 3, 1991	—	—

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 42-007-30789 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-007-30789 → 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/00730789, documented in the API reference.