← Wells

42-495-33880

PRODUCING Horizontal

UNIVERSITY B21 8

WINKLER County · District 8 · MEWBOURNE OIL COMPANY · PHANTOM (WOLFCAMP)

Permits

1

Max Depth

13,000 ft

First Permit

2017-07-05

Latest Activity

2017-07-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2017-10-09

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2016-11

Last Production

2026-07

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 (10) Elevation 2,838 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
DELAWARE 571 ft+2,267 ft
RUSTLER - POSSIBLE FLOW; POSSIBL (Rustler)860 ft+1,978 ft
CLEARFORK (Clear Fork)——
COLBY-QUEEN——
GLORIETA ——
HOLT ——
QUEEN-SEVEN RIVERS (Queen)——
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)——
WICHITA ALBANY (Wichita-Albany)——
YATES ——

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
✓ 42-495-34204 UNIVERSITY B21 8 · MEWBOURNE OIL COMPANY
0.4 mi
Rustler 803'Delaware 5,148'COLBY-QUEEN —Holt —Queen —Wichita-Albany —Clear Fork —Yates —San Andres —Glorieta —
✓ 42-495-34202 UNIVERSITY B21 8 · MEWBOURNE OIL COMPANY
0.4 mi
Rustler 818'Delaware 5,175'Glorieta —Holt —Queen —Wichita-Albany —Clear Fork —Yates —San Andres —COLBY-QUEEN —
✓ 42-495-33966 UNIVERSITY B21 5 · MEWBOURNE OIL COMPANY
0.4 mi
Rustler 850'Delaware 5,174'COLBY-QUEEN —Glorieta —Holt —Queen —Wichita-Albany —Clear Fork —Yates —San Andres —
✓ 42-495-33990 UNIVERSITY B21 5 · MEWBOURNE OIL COMPANY
0.4 mi
Delaware 5,230'Cherry Canyon 6,270'Brushy Canyon 7,574'Bone Spring 9,043'Canyon —San Andres —Clear Fork —Holt —Wichita-Albany —Glorieta —
✓ 42-495-34657 UL PAHASKA 21-6 · PERCUSSION PETROLEUM OPER II,LLC
0.5 mi
Delaware 5,196'Glorieta —Rustler —Holt —Seven Rivers —Clear Fork —Capitan —COLBY / QUEEN —Yates —San Andres —
✓ 42-495-34658 UL PAHASKA 21-6 · PERCUSSION PETROLEUM OPER II,LLC
0.5 mi
Delaware 5,205'Bone Spring 10,881'San Andres —COLBY / QUEEN —Rustler —Glorieta —Holt —Seven Rivers —Capitan —Yates —
✓ 42-495-33238 UNIVERSITY 21-6 E · PERCUSSION PETROLEUM OPER II,LLC
0.7 mi
Bone Spring 8,965'BSPG1 8,967'Bone Spring 9,998'BSPG2 10,000'Bone Spring 10,808'BSPG3 10,811'PHANTOM (WOLFCAMP) 11,715'BSPG TARGET 12,246'
✓ 42-495-34683 UL PAHASKA 21-6 · PERCUSSION PETROLEUM OPER II,LLC
1.0 mi
Delaware 5,195'San Andres —COLBY / QUEEN —Rustler —Glorieta —Holt —Seven Rivers —Clear Fork —Capitan —Yates —

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
12,292–16,800 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"973 ft800 sx
9.625"5,076 ft1,450 sx
7"12,288 ft700 sx

Permit History (1)

#828344 Drill Final Completion

UNIVERSITY B21 8 · 13,000 ft

2017-07-05

Spud 2017-07-21

Applications (1)

#828344 A MEWBOURNE OIL COMPANY
received 2017-06-28

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2017-11-17 log on file
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.

Google Maps → Explorer Map →
Lat 31.753715
Lon -103.259621

Well Details

Well Number
W101CN
Max Depth
13,000 ft
Drill Type
Horizontal
County
WINKLER
District
8
Operator
MEWBOURNE OIL COMPANY
Completed
2017-10-09

Operator

Location
TYLER
P-5 Status
Active (filed 2026-05-21)
Cum Oil (all leases)
48,864,987 bbl
Cum Gas (all leases)
768,985,959 mcf
Activities
CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
2,022