42-363-33259

Final Completion

CAUDILL HEIRS

PALO PINTO County · District 7 · UPHAM OIL & GAS COMPANY · P.K. LAKE (CONGL.)

Permits

Max Depth

4,400 ft

First Permit

1984-01-12

Latest Activity

2005-11-09

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-04-16

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: UPHAM OIL & GAS COMPANY ≠ Production: GANNETT OPERATING LLC (reported 2026-04)

Resolved via: production → GANNETT OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

UPHAM, CHESTER R., JR. 1993-2001→ UPHAM OIL & GAS COMPANY 2001-2017→ GANNETT OPERATING LLC 2017-2026

Lease Production

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

Formation Tops (2) Elevation 1,057 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BEND SERIES (Bend)	3,805 ft	-2,748 ft
MARBLE FALLS	4,130 ft	-3,073 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
3,970–3,976 ft	Perforated
4,131–4,276 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	408 ft	320 sx
4.5"	4,131 ft	155 sx

Permit History (2)

#609111 Recompletion Final Completion

CAUDILL HEIRS · 4,276 ft

2005-11-09

#226397 Drill Final Completion

CAUDILL HEIRS · 4,400 ft

1984-01-12

Applications (2)

#609111 A UPHAM OIL & GAS COMPANY

received 2005-11-07

#226397 A UPHAM, CHESTER R., JR.

received 1984-01-11

Records & Logs

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

W-2/G-1 2006-04-03 log on file

W-2/G-1 2006-06-14

W-2/G-1 1986-12-12

W-2/G-1 1986-12-30

W-2/G-1 1984-08-06

W-2/G-1 1984-07-30

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: 2
Max Depth: 4,400 ft
Drill Type: Vertical
County: PALO PINTO
District: 7
Operator: UPHAM OIL & GAS COMPANY
Completed: 1984-04-16

Operator

Name: UPHAM OIL & GAS CO
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