42-115-31170

PRODUCING Horizontal

WELCH NORTH UNIT

DAWSON County · District 8 · WHITE ROCK OIL & GAS LLC · WELCH

Permits

Max Depth

5,000 ft

First Permit

1977-09-13

Latest Activity

2001-10-12

Lifespan

24 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2001-11-07

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Permit operator mismatch

Scheduling: WHITE ROCK OIL & GAS LLC ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.

Resolved via: production → WHITE ROCK OIL & GAS, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PENNZOIL PETROLEUM COMPANY 1993-1995→ PENNZOIL EXPLORATION & PROD. CO. 1995-1999→ PENNZENERGY EXP. & PROD., L.L.C. 1999-2000→ DEVON ENERGY PRODUCTION CO, L.P. 2000-2018→ WHITE ROCK OIL & GAS, 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 (2) Elevation 3,159 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	4,432 ft	-1,273 ft
SAN ANDRES POROSITY (San Andres)	4,875 ft	-1,716 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
4,717–6,140 ft	Perforated
4,888–4,917 ft	Open hole

Casing (3)

Size	Set Depth	Cement
8.625"	361 ft	—
8.625"	362 ft	275 sx
5.5"	4,888 ft	375 sx

Permit History (2)

#514390 Recompletion Final Completion

NORTH WELCH UNIT · 4,917 ft

2001-10-12

Spud 2001-10-11

#8601 Drill

NORTH WELCH UNIT · 5,000 ft

1977-09-13

Spud 1977-10-24

Applications (2)

#514390 A DEVON ENERGY PRODUCTION CO, L.P.

received 2001-10-12

#8601 A KEWANEE OIL COMPANY

received 1977-09-13

Records & Logs

3 completion filings on record.

W-2/G-1 2002-01-22

W-2/G-1 1999-05-06

W-2/G-1 1977-11-14

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 DAWSON County.

Well Details

Well Number: 3403H
Max Depth: 5,000 ft
Drill Type: Horizontal
County: DAWSON
District: 8
Operator: WHITE ROCK OIL & GAS LLC
Completed: 2001-11-07

Operator

Name: WHITE ROCK OIL & GAS, LLC
Location: PLANO
P-5 Status: Active (filed 2025-07-18)
Cum Oil (all leases): 6,056,932 bbl
Cum Gas (all leases): 30,143,926 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 31