42-105-37240

SWR-10-WELL

HENDERSON JOHN LEE JR. A

CROCKETT County · District 7 · EXTEX OPERATING COMPANY · DAVIDSON RANCH (PENN. 7890)

Permits

Max Depth

9,400 ft

First Permit

1996-04-01

Latest Activity

1998-07-09

Lifespan

2 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

1998-07-30

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Permit operator mismatch

Scheduling: EXTEX OPERATING COMPANY ≠ Permit: PIONEER NATURAL RES. USA, INC.

Resolved via: production → EXTEX OPERATING COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1996-05

Last Production

2026-07

Operator History

Chain of Custody

PARKER & PARSLEY DEVELOPMENT L.P 1996-1997→ PIONEER NATURAL RES. USA, INC. 1997-2014→ STANOLIND OPERATING LLC 2014-2015→ SOGO III LLC 2015-2017→ STANOLIND PRODUCTION LLC 2017-2020→ SLANT OPERATING, LLC 2021-2021→ EXTEX OPERATING COMPANY 2021-2026

Lease Production

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

Formation Tops (4) Elevation 2,286 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TOP PENN (Pennsylvanian)	7,624 ft	-5,338 ft
BASE PENN (Pennsylvanian)	8,048 ft	-5,762 ft
STRAWN	8,902 ft	-6,616 ft
TOP STRAWN (Strawn)	8,902 ft	-6,616 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 (3)

Interval	Type
7,626–7,677 ft	Perforated
7,982–8,048 ft	Perforated
8,905–8,922 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,122 ft	630 sx
4.5"	9,250 ft	660 sx

Permit History (2)

#477191 Recompletion Final Completion

HENDERSON, JOHN LEE JR. A · 9,250 ft

1998-07-09

Spud 1998-07-28

#446533 Drill Final Completion

HENDERSON, JOHN LEE JR. "A" · 9,400 ft

1996-04-01

Spud 1996-04-25

Applications (2)

#477191 A PIONEER NATURAL RES. USA, INC.

received 1998-06-15

#446533 A PARKER & PARSLEY DEVELOPMENT L.P

received 1996-04-01

Records & Logs

4 completion filings on record · 1 with log images at RRC.

W-2/G-1 1999-04-12

W-2/G-1 1999-05-05

W-2/G-1 1996-06-11 log on file

W-2/G-1 1996-07-10

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 CROCKETT County.

Well Details

Well Number: 4
Max Depth: 9,400 ft
Drill Type: Vertical
County: CROCKETT
District: 7
Operator: EXTEX OPERATING COMPANY
Completed: 1998-07-30

Operator

Name: EXTEX OPER CO
Location: HOUSTON
P-5 Status: Active (filed 2026-01-07)
Cum Oil (all leases): 5,887,486 bbl
Cum Gas (all leases): 10,031,045 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 117