42-173-34000

PRODUCING

BLALOCK LOIS

GLASSCOCK County · District 8 · ROYALTY LAND & DEV. CO. INC. · SPRABERRY (TREND AREA)

Permits

2

Max Depth

10,350 ft

First Permit

2011-01-28

Latest Activity

2011-01-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-10-21

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2009-05

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 (5) Elevation 2,548 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
DEAN 7,976 ft-5,428 ft
WOLFCAMP 8,405 ft-5,857 ft
CLINE 9,714 ft-7,166 ft
STRAWN 10,028 ft-7,480 ft
ATOKA 10,302 ft-7,754 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 (3)

IntervalType
8,232–9,868 ftPerforated
10,104–10,112 ftPerforated
10,300–10,312 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"375 ft400 sx
8.625"3,635 ft1,750 sx
5.5"10,350 ft950 sx

Permit History (2)

Applications (2)

#708989 A ROYALTY LAND & DEV. CO., INC.
received 2011-07-26
#708989 A ROYALTY LAND & DEV. CO., INC.
received 2011-01-21

Records & Logs

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

W-2/G-1 2011-11-21 log on file
W-2/G-1 2011-08-15 log on file

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
C710
Max Depth
10,350 ft
Drill Type
Vertical
County
GLASSCOCK
District
8
Completed
2011-10-21

Operator

Location
WOLFFORTH
P-5 Status
Active (filed 2025-12-23)
Cum Oil (all leases)
662,038 bbl
Cum Gas (all leases)
976,717 mcf
Activities
OPRS/O
Total Permits
32