42-135-43945

PRODUCING Horizontal

RATLIFF JGA1

ECTOR County · District 8 · COG OPERATING LLC · EMMA (BARNETT SHALE)

Permits

1

Max Depth

13,000 ft

First Permit

2022-11-28

Latest Activity

2022-11-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-07-24

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-07

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 2,979 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA BASE (Santa Rosa)1,413 ft+1,566 ft
YATES 3,466 ft-487 ft
SEVEN RIVERS 4,436 ft-1,457 ft
QUEEN 5,173 ft-2,194 ft
GRAYBURG 5,203 ft-2,224 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)5,403 ft-2,424 ft
HOLT 7,003 ft-4,024 ft
GLORIETA 7,503 ft-4,524 ft
CLEARFORK (Clear Fork)7,603 ft-4,624 ft
SPRABERRY 8,395 ft-5,416 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-135-44075 RATLIFF JGA2 · COG OPERATING LLC
0.5 mi
Santa Rosa 1,915'Yates 3,125'San Andres 4,918'Glorieta 6,053'Clear Fork 7,392'Tubb Grayburg Holt Seven Rivers Queen
42-135-44076 RATLIFF JGA3 · COG OPERATING LLC
0.5 mi
Santa Rosa 1,927'Yates 3,138'San Andres 4,948'Glorieta 6,032'Clear Fork 7,391'Queen Seven Rivers Holt Tubb Grayburg
42-135-44077 RATLIFF JGA4 · COG OPERATING LLC
0.5 mi
Santa Rosa 1,925'Yates 3,130'San Andres 4,955'Glorieta 6,020'Clear Fork 7,376'Seven Rivers Queen Holt Tubb Grayburg
42-135-43744 RATLIFF A 2109AH · COG OPERATING LLC
0.8 mi
Santa Rosa 1,091'Yates 3,094'Seven Rivers 3,435'Queen 3,971'Grayburg 4,399'San Andres 5,027'Glorieta 5,528'Clear Fork 7,328'Spraberry 8,210'Holt
42-135-43670 RATLIFF A 28 EAST HZ UNIT · COG OPERATING LLC
1.1 mi
Santa Rosa 1,065'Yates 3,096'Seven Rivers 3,327'Queen 3,982'Grayburg 4,404'San Andres 5,093'Glorieta 5,572'Holt 5,600'Tubb 6,100'Clear Fork 7,383'
42-135-43671 RATLIFF A 28 EAST HZ UNIT · COG OPERATING LLC
1.1 mi
Santa Rosa 1,073'Yates 3,101'Seven Rivers 3,329'Queen 3,982'Grayburg 4,405'San Andres 5,090'Glorieta 5,587'Holt 5,601'Tubb 6,102'Clear Fork 7,385'
42-135-43871 RATLIFF F UNIT · COG OPERATING LLC
1.3 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
42-135-43872 RATLIFF F UNIT · COG OPERATING LLC
1.3 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

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
12,219–25,165 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,756 ft1,325 sx
9.625"9,720 ft2,270 sx
5.5"25,271 ft2,670 sx

Permit History (1)

Applications (1)

#885851 A COG OPERATING LLC
received 2022-11-18

Records & Logs

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

W-2/G-1 2023-08-10 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 31.978617
Lon -102.327669

Well Details

Well Number
2901TH
Max Depth
13,000 ft
Drill Type
Horizontal
County
ECTOR
District
8
Completed
2023-07-24

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
4,538