42-499-30834

Final Completion

FOREST HILL /HARRIS SD/ UNIT

WOOD County · District 6 · GAITHER PETROLEUM CORPORATION · FOREST HILL (HARRIS SAND)

Permits

Max Depth

9,600 ft

First Permit

1980-07-09

Latest Activity

1997-02-20

Lifespan

17 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1980-12-19

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: GAITHER PETROLEUM CORPORATION ≠ Production: REEDER, WENDELL A. (reported 2006-08)

EWA / Permit operator mismatch

Scheduling: GAITHER PETROLEUM CORPORATION ≠ Permit: EXZENA OIL CORP.

Resolved via: scheduling → GAITHER PETROLEUM CORPORATION

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Cancelled 1997-03-18 UIC #000039796 permitted 1980-09-26

Permitted Volume

1,000 mcf/d

Max Pressure

2,500 psi

Injection Interval

4,690–4,710 ft

Injected (12mo)

—

H-1 Injection Cancelled 1989-05-31 UIC #000067525 permitted 1980-09-26

Permitted Volume

—

Max Pressure

2,500 psi

Injection Interval

—

Injected (12mo)

—

Operator History

Chain of Custody

GREENWICH OIL CORPORATION 1993-1994→ KLEAR CREEK PRODUCTION 1994-1995→ POWERLINE ENERGY CORP. 1995-1996→ PRECISE DEVELOPMENT, INC. 1996-1997→ SECONDARY OIL CORP., INC. 1997-1998→ SIERRA BLANCA PETRO. ENERGY,INC. 1998-1998→ BROTHERS OIL & EQUIPMENT, INC. 1998-1998→ REEDER, WENDELL A. 1998-2006→ EXZENA OIL CORP. 2001-2002

Lease Production

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

Formation Tops (3) Elevation 451 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
NACONICHE	1,946 ft	-1,495 ft
PECAN GAP	2,830 ft	-2,379 ft
AUSTIN CHALK	4,270 ft	-3,819 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
4,400–4,420 ft	Perforated
4,682–4,704 ft	Perforated

Casing (3)

Size	Set Depth	Cement
8.625"	1,002 ft	550 sx
2.375"	4,634 ft	—
5.5"	4,776 ft	950 sx

Permit History (2)

#458699 Recompletion Final Completion

KING-LUDLAM · 9,600 ft

1997-02-20

Spud 1997-12-02

#87062 Drill Final Completion

HARRIS SAND UNIT · 5,000 ft

1980-07-09

Spud 1980-09-06

Applications (2)

#458699 A EXZENA OIL CORP.

received 1997-02-14

#87062 A GREENWICH OIL CORPORATION

received 1980-07-09

Records & Logs

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

W-2/G-1 1999-07-14 log on file

W-2/G-1 1980-12-30

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 WOOD County.

Well Details

Well Number: 257
Max Depth: 9,600 ft
Drill Type: Vertical
County: WOOD
District: 6
Operator: GAITHER PETROLEUM CORPORATION
Completed: 1980-12-19

Operator

Name: GAITHER PETRO CORP
Location: KATY
P-5 Status: Active (filed 2026-01-30)
Cum Oil (all leases): 7,069,489 bbl
Cum Gas (all leases): 20,922,811 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 117