42-353-32139

Final Completion Horizontal

PIERCE

NOLAN County · District 7 · ORYX ENERGY COMPANY · WILDCAT

Permits

Max Depth

7,000 ft

First Permit

1990-05-14

Latest Activity

1991-12-03

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-07-11

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: ORYX ENERGY COMPANY ≠ Production: QUAIL WELL SERVICE, INC. (reported 2026-04)

EWA / Permit operator mismatch

Scheduling: ORYX ENERGY COMPANY ≠ Permit: HEART LAND PETROLEUM CORPORATION

Resolved via: production → QUAIL WELL SERVICE, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

HEART LAND PETROLEUM CORPORATION 1993-2002→ QUAIL WELL SERVICE, INC. 2002-2026

Lease Production

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

Formation Tops (3) Elevation 2,568 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CANYON	5,178 ft	-2,610 ft
CADDO	6,312 ft	-3,744 ft
ELLENBURGER	7,224 ft	-4,656 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
5,658–5,661 ft	Perforated
9,005–10,000 ft	Open hole

Casing (2)

Size	Set Depth	Cement
9.625"	468 ft	550 sx
7"	7,220 ft	1,300 sx

Permit History (2)

#394680 Recompletion Final Completion

PIERCE, TOMMIE · 6,800 ft

1991-12-03

Spud 1991-11-18

#373343 Drill U

PIERCE · 7,000 ft

1990-05-14

Applications (2)

#394680 A HEART LAND PETROLEUM CORPORATION

received 1991-12-03

#373343 A ORYX ENERGY COMPANY

received 1990-05-14

Records & Logs

4 completion filings on record · 3 with log images at RRC.

W-2/G-1 1991-12-06 log on file

W-2/G-1 1990-09-12 log on file

W-2/G-1 1990-09-19

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 NOLAN County.

Well Details

Well Number: 1
Max Depth: 7,000 ft
Drill Type: Horizontal
County: NOLAN
District: 7
Operator: ORYX ENERGY COMPANY
Completed: 1990-07-11

Operator

Name: SANCHEZ-O'BRIEN OIL & GAS CORP
Location: DALLAS
P-5 Status: Inactive (filed 1998-03-27)
Cum Oil (all leases): 48,027,931 bbl
Cum Gas (all leases): 270,942,656 mcf
Total Permits: 1,627