42-173-31830

Final Completion

CALVERLY STEVE JR B

GLASSCOCK County · District 8 · ENDEAVOR ENERGY RESOURCES L.P. · BLALOCK LAKE E. (WOLFCAMP)

Permits

1

Max Depth

8,200 ft

First Permit

1985-03-22

Latest Activity

1985-03-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-09-25

Shut-In

Plugged

2019-04-05

!

EWA / Permit operator mismatch

Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Permit: DIAMOND SHAMROCK EXPLORATION CO.

Resolved via: schedulingENDEAVOR ENERGY RESOURCES L.P.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2019-11

Lease Production

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

Formation Tops (5) Elevation 2,566 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
UPPER SPRAYBERRY (Spraberry)6,200 ft-3,634 ft
LOWER SPRAYBERRY (Spraberry)6,660 ft-4,094 ft
DEAN 7,455 ft-4,889 ft
WOLFCAMP 7,578 ft-5,012 ft
WOLFCAMP LIME (Wolfcamp)7,730 ft-5,164 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 (5)

IntervalType
7,740–7,760 ftPerforated
7,814–7,844 ftPerforated
7,890–7,920 ftPerforated
7,956–7,990 ftPerforated
8,030–8,050 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"385 ft350 sx
8.625"2,936 ft400 sx
5.5"8,200 ft200 sx

Permit History (1)

Applications (1)

#270490 A DIAMOND SHAMROCK EXPLORATION CO.
received 1985-03-21

Records & Logs

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

W-2/G-1 1985-10-08 log on file
W-2/G-1 1985-10-17

Completion packets open directly (post-2011 filings include attached logs). Log images 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 GLASSCOCK County.

Well Details

Well Number
8014
Max Depth
8,200 ft
Drill Type
Vertical
County
GLASSCOCK
District
8
Completed
1985-09-25

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