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42-185-30609

Final Completion Horizontal

NUNLEY UNIT

GRIMES County · District 3 · MAGNOLIA OIL & GAS OPERATING LLC · GIDDINGS (AUSTIN CHALK GAS)

Permits

1

Max Depth

12,400 ft

First Permit

1997-02-28

Latest Activity

1997-02-28

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1997-05-10

Shut-In

—

Plugged

2023-12-21

!

EWA / Permit operator mismatch

Scheduling: MAGNOLIA OIL & GAS OPERATING LLC ≠ Permit: UNION PACIFIC RESOURCES COMPANY

Resolved via: scheduling → MAGNOLIA OIL & GAS OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1997-05

Last Production

2024-04

Operator History

Chain of Custody

UNION PACIFIC RESOURCES COMPANY 1997-2001→ RME PETROLEUM COMPANY 2001-2002→ ANADARKO E&P COMPANY LP 2002-2007→ ENERVEST OPERATING, L.L.C. 2007-2018→ MAGNOLIA OIL & GAS OPERATING LLC 2018-2022

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 (1) Elevation 317 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
AUSTIN CHALK 12,200 ft-11,883 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 ↗

Casing (2)

SizeSet DepthCement
10.75"2,408 ft1,075 sx
7.625"12,001 ft500 sx

Permit History (1)

#459272 Drill Final Completion

NUNLEY UNIT · 12,400 ft

1997-02-28

Spud 1997-03-20

Applications (1)

#459272 A UNION PACIFIC RESOURCES COMPANY
received 1997-02-28

Records & Logs

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

W-2/G-1 1997-06-19 log on file
W-2/G-1 1997-07-25
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 GRIMES County.

Well Details

Well Number
1
Max Depth
12,400 ft
Drill Type
Horizontal
County
GRIMES
District
3
Operator
MAGNOLIA OIL & GAS OPERATING LLC
Completed
1997-05-10

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-05-06)
Cum Oil (all leases)
73,106,082 bbl
Cum Gas (all leases)
451,822,685 mcf
Activities
CSGD/G, CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
589