42-389-31517

Final Completion

TUNSTILL OIL & LAND CO.

REEVES County · District 8 · MAYJAC I LLC · MATTHEWS (CANYON CONS.)

Permits

1

Max Depth

4,700 ft

First Permit

1984-06-22

Latest Activity

1984-06-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-08-04

Shut-In

Plugged

2020-03-31

!

EWA / Permit operator mismatch

Scheduling: MAYJAC I LLC ≠ Permit: CONOCO INC.

Resolved via: schedulingMAYJAC I LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (6) Elevation 2,791 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LAMAR 2,956 ft-165 ft
RAMSEY2,984 ft-193 ft
OLDS3,014 ft-223 ft
CHERRY CANYON 3,898 ft-1,107 ft
L - 14,370 ft-1,579 ft
L - 24,402 ft-1,611 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
4,418–4,456 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"815 ft875 sx
5.5"4,507 ft725 sx

Permit History (1)

Applications (1)

#242871 A CONOCO INC.
received 1984-06-20

Records & Logs

3 completion filings on record.

W-2/G-1 1984-08-22
W-2/G-1 1984-08-22
W-2/G-1 1984-08-22
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 REEVES County.

Well Details

Well Number
2
Max Depth
4,700 ft
Drill Type
Vertical
County
REEVES
District
8
Operator
MAYJAC I LLC
Completed
1984-08-04

Operator

Location
MIDLAND
P-5 Status
Active (filed 2025-08-18)
Cum Oil (all leases)
36,206 bbl
Cum Gas (all leases)
2,471,396 mcf
Activities
OPRS/G, OPRS/O