← Wells

42-235-36488

PRODUCING Horizontal

UNIVERSITY 43 A

IRION County · District 7 · SEM OPERATING COMPANY LLC · LIN (WOLFCAMP)

Permits

1

Max Depth

10,000 ft

First Permit

2021-10-06

Latest Activity

2021-10-06

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-07-06

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2012-04

Last Production

2026-07

Operator History

Chain of Custody

EOG RESOURCES, INC. 2012-2016→ SEM OPERATING COMPANY LLC 2016-2026

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 (7) Elevation 2,623 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 2,347 ft+276 ft
CLEARFORK (Clear Fork)3,926 ft-1,303 ft
SPRABERRY 5,763 ft-3,140 ft
WOLFCAMP 7,031 ft-4,408 ft
CANYON ——
FUSSELMAN ——
GRAYBURG ——

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
✓ 42-235-36490 UNIVERSITY 43A · SEM OPERATING COMPANY LLC
0.0 mi
San Andres 2,337'Clear Fork 3,916'Spraberry 5,753'Wolfcamp 7,021'Fusselman —Grayburg —Canyon —
✓ 42-235-36489 UNIVERSITY 43A · SEM OPERATING COMPANY LLC
0.0 mi
San Andres 2,347'Clear Fork 3,926'Spraberry 5,763'Wolfcamp 7,031'Fusselman —Grayburg —Canyon —
✓ 42-235-36487 UNIVERSITY 43A · SEM OPERATING COMPANY LLC
0.0 mi
San Andres 2,618'Clear Fork 4,197'Spraberry 6,034'Wolfcamp 7,042'Grayburg —Fusselman —Canyon —
✓ 42-235-36337 UNIVERSITY 43A · SEM OPERATING COMPANY LLC
0.4 mi
Grayburg 1,305'San Andres 2,061'Clear Fork 3,772'Spraberry 5,040'Wolfcamp 7,033'Canyon —Fusselman —San Andres —Spraberry —Wolfcamp —Clear Fork —Grayburg —
✓ 42-235-36336 UNIVERSITY 43A · SEM OPERATING COMPANY LLC
0.4 mi
Grayburg 1,300'San Andres 2,056'Clear Fork 3,767'Spraberry 5,035'Wolfcamp 7,028'Grayburg —Canyon —Fusselman —San Andres —Spraberry —Wolfcamp —Clear Fork —
✓ 42-235-36563 UNIVERSITY 43 · SEM OPERATING COMPANY LLC
0.6 mi
San Andres 2,409'Clear Fork 3,482'Spraberry 5,719'Wolfcamp 6,996'Grayburg —Canyon —Fusselman —
✓ 42-235-36551 UNIVERSITY 43 · SEM OPERATING COMPANY LLC
0.7 mi
Grayburg —Canyon —Clear Fork —Fusselman —San Andres —Spraberry —Wolfcamp —
✓ 42-235-36570 UNIVERSITY 43 · SEM OPERATING COMPANY LLC
0.8 mi
San Andres 2,413'Clear Fork 3,486'Spraberry 4,829'Wolfcamp 7,000'Fusselman —Grayburg —Canyon —

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
8,085–15,859 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"831 ft450 sx
5.5"15,955 ft3,365 sx

Permit History (1)

#873254 Drill Final Completion

UNIVERSITY 43A · 10,000 ft

2021-10-06

Spud 2021-12-04

Applications (1)

#873254 A SEM OPERATING COMPANY LLC
received 2021-09-30

Records & Logs

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

W-2/G-1 2022-09-01 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 31.122209
Lon -101.255894

Well Details

Well Number
0811WC
Max Depth
10,000 ft
Drill Type
Horizontal
County
IRION
District
7
Operator
SEM OPERATING COMPANY LLC
Completed
2022-07-06

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-06-10)
Cum Oil (all leases)
46,291,690 bbl
Cum Gas (all leases)
16,745,020 mcf
Activities
OPRS/G, OPRS/O
Total Permits
400