42-115-33313

PRODUCING

O BRIEN - 21

DAWSON County · District 8 · EASTLAND OIL COMPANY THE · SPRABERRY (TREND AREA)

Permits

2

Max Depth

11,000 ft

First Permit

2010-04-08

Latest Activity

2010-04-08

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-11-29

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-11

Last Production

2026-07

Lease Production

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

Formation Tops (3) Elevation 2,904 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPRABERRY 8,114 ft-5,210 ft
DEAN 9,380 ft-6,476 ft
WOLFCAMP 9,734 ft-6,830 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
8,114–10,330 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"387 ft455 sx
8.625"4,646 ft1,295 sx
4.5"10,428 ft1,090 sx

Permit History (2)

Applications (2)

#693763 A EASTLAND OIL COMPANY, THE
received 2010-06-01
#693763 A EASTLAND OIL COMPANY, THE
received 2010-04-01

Records & Logs

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

W-2/G-1 2011-01-31 log on file
W-2/G-1 2011-06-27
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
1R
Max Depth
11,000 ft
Drill Type
Vertical
County
DAWSON
District
8
Completed
2010-11-29

Operator

Location
MIDLAND
P-5 Status
Active (filed 2026-04-22)
Cum Oil (all leases)
391,517 bbl
Cum Gas (all leases)
189,072 mcf
Activities
OPRS/O
Total Permits
47