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42-363-34800

Final Completion

MAXWELL TRUST A

PALO PINTO County · District 7 · UPHAM OIL & GAS COMPANY · STRAWN NW. (MARBLE FALLS)

Permits

1

Max Depth

4,500 ft

First Permit

1998-10-12

Latest Activity

1998-10-12

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

2014-12-17

!

EWA / Permit operator mismatch

Scheduling: UPHAM OIL & GAS COMPANY ≠ Permit: UPHAM, CHESTER R., JR.

Resolved via: scheduling → UPHAM OIL & GAS COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1999-01

Last Production

2014-12

Operator History

Chain of Custody

UPHAM, CHESTER R., JR. 1999-2001→ UPHAM OIL & GAS COMPANY 2001-2012

Lease Production

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

Gas
production & DCA →
Oil
production & DCA →

Formation Tops (2) Elevation 1,233 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BIG SALINE 3,418 ft-2,185 ft
MARBLE FALLS LM (Marble Falls)3,913 ft-2,680 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
3,562–3,578 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"320 ft250 sx
4.5"4,023 ft290 sx

Permit History (1)

#480040 Drill Final Completion

MAXWELL TRUST "A" · 4,500 ft

1998-10-12

Spud 1998-10-16

Applications (1)

#480040 A UPHAM, CHESTER R., JR.
received 1998-10-09

Records & Logs

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

W-2/G-1 2008-12-12
W-2/G-1 2008-12-30
W-2/G-1 1999-02-08 log on file
W-2/G-1 1999-02-22
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 PALO PINTO County.

Well Details

Well Number
1
Max Depth
4,500 ft
Drill Type
Vertical
County
PALO PINTO
District
7
Operator
UPHAM OIL & GAS COMPANY

Operator

Location
MINERAL WEL, LS
P-5 Status
Active (filed 2025-12-19)
Cum Oil (all leases)
975,401 bbl
Cum Gas (all leases)
41,183,878 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
141