42-135-43189

Final Completion

RATLIFF A

ECTOR County · District 8 · COG OPERATING LLC · FASKEN SOUTH (ELLENBURGER)

Permits

2

Max Depth

15,000 ft

First Permit

2014-09-08

Latest Activity

2022-07-28

Lifespan

8 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2014-11-15

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-02

Last Production

2026-07

W-14 Disposal Active UIC #000111129 permitted 2025-01-31

Permitted Volume

24,000 bbl/d

Max Pressure

2,564 psi

Injection Interval

5,129–6,091 ft

Injected (12mo)

819,372 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-01-01)

Seismicity: 4 earthquakes M2+ within 10 km in the last 24 months (max M2.6) · TexNet catalog

Lease Production

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

Formation Tops (10) Elevation 2,999 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA BASE (Santa Rosa)1,246 ft+1,753 ft
YATES 3,089 ft-90 ft
SEVEN RIVERS 3,453 ft-454 ft
QUEEN 4,288 ft-1,289 ft
GRAYBURG 4,991 ft-1,992 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)5,543 ft-2,544 ft
CLEARFORK (Clear Fork)7,353 ft-4,354 ft
GLORIETA
HOLT
TUBB

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
42-135-40679 S.W. RATLIFF 'A' · SLANT OPERATING, LLC
0.6 mi
San Andres 4,850'Clear Fork 7,253'Spraberry 8,420'Wolfcamp 8,420'Wolfcamp 8,956'Canyon 9,946'Canyon 9,950'Atoka 10,500'Devonian 11,792'ELLENBURGERS 13,502'Ellenburger 13,502'
42-135-43872 RATLIFF F UNIT · COG OPERATING LLC
0.6 mi
Santa Rosa 1,121'Yates 3,198'Seven Rivers 3,798'Queen 4,041'Grayburg 4,141'San Andres 5,174'Holt 5,774'Glorieta 6,221'Clear Fork 8,004'Tubb
42-135-43871 RATLIFF F UNIT · COG OPERATING LLC
0.6 mi
Santa Rosa 1,121'Yates 3,198'Seven Rivers 3,798'Queen 4,041'Grayburg 4,141'San Andres 5,174'Holt 5,774'Glorieta 6,221'Clear Fork 8,004'Tubb
42-135-43980 EUREKA 31-43 C · SLANT OPERATING, LLC
0.9 mi
Yates 3,128'Seven Rivers 3,504'San Andres 5,022'Glorieta 6,242'Clear Fork 7,354'Spraberry 8,070'Grayburg Holt Queen Santa Rosa
42-135-43979 EUREKA 31-43 B · SLANT OPERATING, LLC
0.9 mi
Yates 3,136'Seven Rivers 3,498'San Andres 5,022'Glorieta 6,244'Clear Fork 7,359'Spraberry 8,072'Holt Queen Grayburg Santa Rosa
42-135-43978 EUREKA 31-43 A · SLANT OPERATING, LLC
0.9 mi
Yates 3,133'Seven Rivers 3,497'San Andres 5,022'Glorieta 6,256'Clear Fork 7,371'Grayburg Holt Tubb Queen Santa Rosa
42-135-05003 RATLIFF, SALLIE W. "B" · EUREKA PROSPECTING COMPANY
1.3 mi
OE 13,500'
42-135-05000 RATLIFF, SALLIE W. · SLANT OPERATING, LLC
1.4 mi
Pennsylvanian 10,686'Pennsylvanian 10,686'DEV 11,733'Devonian 11,733'Ellenburger 13,450'

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 (2)

IntervalType
5,129–5,475 ftPerforated
13,630–14,457 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"338 ft375 sx
9.625"4,835 ft1,000 sx
7"13,630 ft443 sx

Permit History (2)

Applications (2)

#882324 A COG OPERATING LLC
received 2022-07-21
#792405 A RELIANCE ENERGY, INC.
received 2014-07-23

Records & Logs

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

W-2/G-1 2022-09-22 log on file
W-2/G-1 2015-05-07 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 31.975308
Lon -102.357603

Well Details

Well Number
3004SW
Max Depth
15,000 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
2014-11-15

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-06-02)
Cum Oil (all leases)
645,285,792 bbl
Cum Gas (all leases)
305,183,488 mcf
Activities
OPRS/G, OPRS/O
Total Permits
4,554