42-461-03386

Final Completion

PEGASUS ELLENBURGER UNIT

UPTON County · District 7 · XTO ENERGY INC. · PEGASUS (ELLENBURGER)

Permits

1

Max Depth

12,955 ft

First Permit

1987-04-23

Latest Activity

1987-04-23

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

!

EWA / Production operator mismatch

Scheduling: XTO ENERGY INC. ≠ Production: MOBIL PRODUCING TX. & N.M. INC. (reported 1994-10)

!

EWA / Permit operator mismatch

Scheduling: XTO ENERGY INC. ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.

Resolved via: scheduling → XTO ENERGY INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

originally filed by MOBIL PRODUCING TX. & N.M. INC. — asset transferred

Lease Production

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

Formation Tops (6) Elevation 2,861 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPRABERRY 7,675 ft-4,814 ft
WOLFCAMP 9,245 ft-6,384 ft
PENNSYLVANIAN 10,342 ft-7,481 ft
DEVONIAN 11,642 ft-8,781 ft
FUSSELMAN 12,354 ft-9,493 ft
ELLENBURGER 12,986 ft-10,125 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
11,929–12,241 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"463 ft—
9.625"4,705 ft—
7.625"9,361 ft—

Permit History (1)

Applications (1)

#329152 A MOBIL PRODUCING TX. & N.M. INC.
received 1987-04-17

Records & Logs

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

W-2/G-1 1987-07-24 log on file
W-2/G-1 1987-09-03
W-2/G-1 1984-01-12
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 UPTON County.

Well Details

Well Number
3020
Max Depth
12,955 ft
Drill Type
Vertical
County
UPTON
District
7

Operator

Location
SPRING
P-5 Status
X (filed 2026-04-08)
Cum Oil (all leases)
772,419,164 bbl
Cum Gas (all leases)
11,039,899,986 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
16,140