42-287-30524

Final Completion HorizontalSidetrack

CLEOPATRA I UNIT

LEE County · District 3 · HUMBLE EXPLORATION CO. INC. · GIDDINGS (AUSTIN CHALK GAS)

Permits

Max Depth

10,200 ft

First Permit

1979-07-18

Latest Activity

1997-04-24

Lifespan

18 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1979-09-10

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: HUMBLE EXPLORATION CO. INC. ≠ Production: MAGNOLIA OIL & GAS OPERATING LLC (reported 2026-04)

EWA / Permit operator mismatch

Scheduling: HUMBLE EXPLORATION CO. INC. ≠ Permit: UNION PACIFIC RESOURCES COMPANY

Resolved via: production → MAGNOLIA OIL & GAS OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CRM ENERGY, INC. 1993-1996→ UNION PACIFIC RESOURCES COMPANY 1996-1997→ UNION PACIFIC AUSTIN CHALK CO. 1997-2001→ RME AUSTIN CHALK COMPANY 2001-2002→ ANADARKO AUSTIN CHALK COMPANY 2002-2006→ ANADARKO E&P COMPANY LP 2006-2007→ ENERVEST OPERATING, L.L.C. 2007-2018→ MAGNOLIA OIL & GAS OPERATING LLC 2019-2026

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 (1) Elevation 328 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
AUSTIN CHALK	8,053 ft	-7,725 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 (5)

Interval	Type
8,367–9,998 ft	Perforated
8,424–8,975 ft	Perforated
8,520–8,714 ft	Perforated
8,672–10,509 ft	Perforated
8,709–9,685 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	3,722 ft	1,000 sx
7"	8,030 ft	400 sx
2.875"	8,390 ft	—

Permit History (2)

#461310 Recompletion Final Completion

CLEOPATRA UNIT · 8,900 ft

1997-04-24

Spud 1997-05-27

#53193 Drill Final Completion

CLEOPATRA 1 UNIT · 10,200 ft

1979-07-18

Spud 1979-07-26

Applications (2)

#461310 A UNION PACIFIC RESOURCES COMPANY

received 1997-04-18

#53193 A HUMBLE EXPLORATION CO., INC.

received 1979-07-18

Records & Logs

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

W-2/G-1 1997-07-25 log on file

W-2/G-1 1981-01-19

W-2/G-1 1979-12-05

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 LEE County.

Well Details

Well Number: 1RE
Max Depth: 10,200 ft
Drill Type: Horizontal, Sidetrack
County: LEE
District: 3
Operator: HUMBLE EXPLORATION CO. INC.
Completed: 1979-09-10

Operator

Name: HUMBLE EXPL CO., INC
Location: GIDDINGS
P-5 Status: Inactive (filed 1984-05-01)
Total Permits: 425