← Wells

42-311-32250

PRODUCING

HORTON -A-(AMAX)

MCMULLEN County · District 1 · GTG OPERATING LLC · A.W.P. (OLMOS)

Permits

1

Max Depth

10,100 ft

First Permit

1985-02-20

Latest Activity

1985-02-20

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1985-05-15

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: GTG OPERATING LLC ≠ Permit: AMAX PETROLEUM CORPORATION

Resolved via: scheduling → GTG OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

AMERICAN EXPLORATION COMPANY 1993-1994→ WELHAUSEN OPERATING CO., INC. 1996-2001→ WELHAUSEN OPERATING COMPANY, LP 2001-2011→ LAYLINE PETROLEUM I, LLC 2012-2013→ WAPITI OPERATING, LLC 2013-2015→ CLEARLY PETROLEUM, LLC 2015-2020→ GTG OPERATING, LLC 2020-2025

Lease Production

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

Oil
production & DCA →

Formation Tops (2) Elevation 245 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
WILCOX 4,202 ft-3,957 ft
OLMOS 9,447 ft-9,202 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 (1)

IntervalType
9,710–9,740 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,526 ft845 sx
5.5"10,000 ft582 sx

Permit History (1)

#267276 Drill Final Completion

HORTON "A" · 10,100 ft

1985-02-20

Spud 1985-02-24

Applications (1)

#267276 A AMAX PETROLEUM CORPORATION
received 1985-02-20

Records & Logs

2 completion filings on record.

W-2/G-1 1985-05-28
W-2/G-1 1985-06-01
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 MCMULLEN County.

Well Details

Well Number
1A
Max Depth
10,100 ft
Drill Type
Vertical
County
MCMULLEN
District
1
Operator
GTG OPERATING LLC
Completed
1985-05-15

Operator

Location
TYLER
P-5 Status
Active (filed 2026-02-09)
Cum Oil (all leases)
2,204,010 bbl
Cum Gas (all leases)
1,628,363 mcf
Activities
GTHS/G, OPRS/G, OPRS/O
Total Permits
1