42-383-32910

Final Completion

BIRD ETHEL EE

REAGAN County · District 7 · ENDEAVOR ENERGY RESOURCES L.P. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

8,500 ft

First Permit

1984-01-06

Latest Activity

1984-01-06

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-05-15

Shut-In

Plugged

2010-04-26

!

EWA / Permit operator mismatch

Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Permit: CASS OIL COMPANY

Resolved via: schedulingENDEAVOR ENERGY RESOURCES L.P.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2010-08

Lease Production

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

Formation Tops (2) Elevation 2,676 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
UPPER SPRABERRY (Spraberry)6,810 ft-4,134 ft
LOWER SPRABERRY (Spraberry)7,400 ft-4,724 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 (2)

IntervalType
6,811–6,964 ftPerforated
7,404–7,745 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"443 ft350 sx
4.5"7,825 ft1,050 sx

Permit History (1)

Applications (2)

#225908 A CASS OIL COMPANY
received 1984-01-27
#225908 A CASS OIL COMPANY
received 1984-01-05

Records & Logs

4 completion filings on record.

W-2/G-1 1984-06-04
W-2/G-1 1986-07-01
W-2/G-1 1984-06-04
W-2/G-1 1984-06-04
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 REAGAN County.

Well Details

Well Number
2
Max Depth
8,500 ft
Drill Type
Vertical
County
REAGAN
District
7
Completed
1984-05-15

Operator

Location
MIDLAND
P-5 Status
Active (filed 2026-06-12)
Cum Oil (all leases)
507,205,629 bbl
Cum Gas (all leases)
70,424,421 mcf
Total Permits
6,190