42-389-37206

PRODUCING Horizontal

THE SPHINX

REEVES County · District 8 · U.S. ENERGY DEVELOPMENT CORP · WOLFBONE (TREND AREA)

Permits

2

Max Depth

10,700 ft

First Permit

2018-05-29

Latest Activity

2018-05-29

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-03-18

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: U.S. ENERGY DEVELOPMENT CORP ≠ Permit: COG OPERATING LLC

Resolved via: productionU.S. ENERGY DEVELOPMENT CORP

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-11

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 (10) Elevation 2,581 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
FORD-DELAWARE (Delaware)2,500 ft+81 ft
CASTILLE (Castile)2,800 ft-219 ft
DELAWARE 4,940 ft-2,359 ft
BELL CANYON 4,979 ft-2,398 ft
CHERRY CANYON 5,904 ft-3,323 ft
DELAWARE CONSOLIDATED GAS (Delaware)6,500 ft-3,919 ft
BONE SPRINGS (Bone Spring)8,098 ft-5,517 ft
PENNSYLVANIAN
PERMIAN (Permian (undifferentiated))
WOLFCAMP

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-389-37205 THE SPHINX · COG OPERATING LLC
0.0 mi
Delaware 2,500'Castile 2,800'Delaware 4,921'Bell Canyon 4,960'Cherry Canyon 5,885'Delaware 6,500'Bone Spring 8,079'Wolfcamp 10,631'Permian (undifferentiated) Pennsylvanian
42-389-37204 THE SPHINX · COG OPERATING LLC
0.0 mi
Delaware 2,500'Castile 2,800'Delaware 4,926'Bell Canyon 4,965'Cherry Canyon 5,890'Delaware 6,500'Bone Spring 8,084'Wolfcamp 10,637'Permian (undifferentiated) Pennsylvanian
42-389-36439 THE SPHINX · COG OPERATING LLC
0.1 mi
Delaware 2,500'Castile 2,800'Delaware 4,940'Bell Canyon 4,979'Cherry Canyon 5,904'Delaware 6,500'Bone Spring 8,098'Pennsylvanian Permian (undifferentiated) Wolfcamp
42-389-36440 THE SPHINX · COG OPERATING LLC
0.1 mi
Delaware 2,500'Castile 2,800'Delaware 4,935'Bell Canyon 4,974'Cherry Canyon 5,899'Delaware 6,500'Bone Spring 8,093'Wolfcamp 10,633'Pennsylvanian Permian (undifferentiated)
42-389-36438 THE SPHINX · COG OPERATING LLC
0.1 mi
Delaware 2,500'Castile 2,800'Delaware 4,935'Bell Canyon 4,974'Cherry Canyon 5,899'Delaware 6,500'Bone Spring 8,093'Permian (undifferentiated) Pennsylvanian Wolfcamp
42-389-37798 RED ROCK N · CENTENNIAL RESOURCE PROD, LLC
0.4 mi
Permian (undifferentiated) 1,390'Castile 3,035'Delaware 4,943'Delaware 4,943'Delaware 4,943'Bell Canyon 4,965'Cherry Canyon 5,885'Bone Spring 8,099'Wolfcamp 10,351'Pennsylvanian
42-389-37797 RED ROCK M · CENTENNIAL RESOURCE PROD, LLC
0.4 mi
Permian (undifferentiated) 1,390'Castile 3,035'Delaware 4,939'Delaware 4,939'Delaware 4,939'Bell Canyon 4,958'Cherry Canyon 5,875'Bone Spring 8,090'Wolfcamp 10,632'Pennsylvanian
42-389-37681 BODACIOUS C7-19 A · CENTENNIAL RESOURCE PROD, LLC
0.5 mi
Permian (undifferentiated) 1,460'Castile 3,645'Delaware 4,913'Delaware 4,940'Delaware 4,940'Bell Canyon 4,940'Cherry Canyon 5,864'Wolfcamp 7,988'Bone Spring 8,000'Pennsylvanian

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
10,728–20,623 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"2,208 ft1,810 sx
9.625"9,900 ft1,630 sx
5.5"20,754 ft4,380 sx

Permit History (2)

Applications (2)

#840519 A COG OPERATING LLC
received 2018-08-15
#840519 A COG OPERATING LLC
received 2018-05-25

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2019-08-05 log on file
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.

Lat 31.395432
Lon -103.395550

Well Details

Well Number
753H
Max Depth
10,700 ft
Drill Type
Horizontal
County
REEVES
District
8
Completed
2019-03-18

Operator

Location
FORT WORTH
P-5 Status
Active (filed 2026-02-18)
Cum Oil (all leases)
14,882,303 bbl
Cum Gas (all leases)
30,585,425 mcf
Activities
OPRS/G, OPRS/O
Total Permits
208