42-047-31518

Final Completion

ALEXANDER /400 AC./

BROOKS County · District 4 · NYLO OIL & GAS LLC · PALO BLANCO (FB-S)

Permits

Max Depth

5,011 ft

First Permit

1988-02-11

Latest Activity

1989-05-18

Lifespan

1 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1988-03-09

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: NYLO OIL & GAS LLC ≠ Production: D.Y. EXPLORATION, INC. (reported 1995-07)

EWA / Permit operator mismatch

Scheduling: NYLO OIL & GAS LLC ≠ Permit: HUNTER & HEDRICK PRODUCTION, INC

Resolved via: scheduling → NYLO OIL & GAS LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CIMARRON ENGINEERING CORP. 1993-1993→ D.Y. EXPLORATION, INC. 1993-1995

Lease Production

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

Gas

production & DCA →

Formation Tops (3) Elevation 365 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
OAKVILLE	1,170 ft	-805 ft
FRIO	3,150 ft	-2,785 ft
SEJITA	4,675 ft	-4,310 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
3,941–3,946 ft	Perforated
4,818–4,824 ft	Perforated

Casing (3)

Size	Set Depth	Cement
8.625"	622 ft	240 sx
5.5"	4,996 ft	330 sx
5.5"	5,005 ft	330 sx

Permit History (2)

#359276 Recompletion Final Completion

ALEXANDER 400 AC. · 5,011 ft

1989-05-18

#342508 Drill U

ALEXANDER (400 AC.LEASE) · 5,000 ft

1988-02-11

Applications (2)

#359276 A HUNTER & HEDRICK PRODUCTION, INC

received 1989-05-15

#342508 A HUNTER & HEDRICK PRODUCTION, INC

received 1988-02-10

Records & Logs

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

W-2/G-1 1989-06-21 log on file

W-2/G-1 1989-07-12

W-2/G-1 1989-05-17 log on file

W-2/G-1 1989-06-21

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 BROOKS County.

Well Details

Well Number: 12
Max Depth: 5,011 ft
Drill Type: Vertical
County: BROOKS
District: 4
Operator: NYLO OIL & GAS LLC
Completed: 1988-03-09

Operator

Name: NYLO OIL & GAS LLC
Location: SAN ANTONIO
P-5 Status: Active (filed 2025-12-22)
Cum Oil (all leases): — bbl
Cum Gas (all leases): — mcf
Activities: OPRS/G, OPRS/O