42-181-31193

BIG MINERALCREEK/STRAWN 1/UNIT

GRAYSON County · District 9 · SHELL WESTERN E&P INC.

Permits

Max Depth

7,500 ft

First Permit

1987-02-05

Latest Activity

1991-12-05

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000077060 permitted 1993-03-09

Permitted Volume

1,000 bbl/d

Max Pressure

2,690 psi

Injection Interval

5,385–6,100 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

Operator History

Chain of Custody

SHELL WESTERN E&P INC. 1993-1996→ VENOCO, INC. 1996-2005→ BLACKWELL BMC, LP 2005-2007→ BLACKWELL BMC, LLC 2007-2011→ JETTA OPERATING COMPANY, INC. 2011-2025→ FLINTLOCK EXPLORATION, LLC 2025-2026

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (5) Elevation 656 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
STRAWN I (Strawn)	3,470 ft	-2,814 ft
STRAWN II (Strawn)	3,594 ft	-2,938 ft
BARNES	4,991 ft	-4,335 ft
S SAND	5,295 ft	-4,639 ft
U SAND	6,306 ft	-5,650 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (2)

Interval	Type
5,385–6,024 ft	Perforated
5,468–5,819 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,613 ft	855 sx
5.5"	6,335 ft	1,350 sx

Permit History (2)

#394720 Recompletion

BIG MINERALCREEK/STRAWN 1/UNIT · 7,100 ft

1991-12-05

#326029 Drill Final Completion

BIG MINERAL CREEK -S- SAND UNIT · 7,500 ft

1987-02-05

Spud 1987-03-27

Applications (2)

#394720 A SHELL WESTERN E&P INC.

received 1991-12-05

#326029 A SHELL WESTERN E&P INC.

received 1987-02-02

Records & Logs

6 completion filings on record · 2 with log images at RRC.

W-2/G-1 2022-02-07

W-2/G-1 1992-09-24

W-2/G-1 1987-06-01 log on file

W-2/G-1 1987-06-08

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in GRAYSON County.

Well Details

Well Number: 453
Max Depth: 7,500 ft
Drill Type: Vertical
County: GRAYSON
District: 9
Operator: SHELL WESTERN E&P INC.

Operator

Name: SHELL WESTERN E&P INC
Location: HOUSTON
P-5 Status: Inactive (filed 1999-09-16)
Cum Oil (all leases): 103,539,803 bbl
Cum Gas (all leases): 1,149,777,929 mcf
Total Permits: 2,528