42-163-34173

PRODUCING Horizontal

DERBY SOUTH H

FRIO County · District 1 · TRINITY OPERATING (USG) LLC · EAGLEVILLE (EAGLE FORD-1)

Permits

2

Max Depth

10,000 ft

First Permit

2019-02-12

Latest Activity

2019-02-12

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-07-24

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2019-07

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 481 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN CITY 958 ft-477 ft
OLMOS 2,496 ft-2,015 ft
NAVARRO 3,149 ft-2,668 ft
ANACACHO 3,189 ft-2,708 ft
ESCONDIDO 3,979 ft-3,498 ft
AUSTIN CHALK - H2S (Austin Chalk)4,813 ft-4,332 ft
EAGLE FORD - H2S (Eagle Ford)5,603 ft-5,122 ft
BUDA - H2S (Buda)
GEORGETOWN - H2S (Georgetown)
PEARSALL

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
42-163-34174 DERBY SOUTH H · TRINITY OPERATING (USG), LLC
0.0 mi
Queen City 958'Olmos 2,496'Navarro 3,149'Anacacho 3,189'Escondido 3,979'Austin Chalk 4,813'Eagle Ford 5,603'Pearsall Buda Georgetown
42-163-34172 DERBY SOUTH H · TRINITY OPERATING (USG), LLC
0.0 mi
Queen City 958'Olmos 2,499'Navarro 3,156'Anacacho 3,195'Escondido 3,991'Austin Chalk 4,827'Eagle Ford 5,622'Georgetown Pearsall Buda
42-163-34276 DERBY NORTH G · TRINITY OPERATING (USG), LLC
0.5 mi
Escondido 4,134'Olmos 4,947'San Miguel 5,709'Anacacho 6,249'Austin Chalk 6,621'Eagle Ford 6,869'Eagle Ford 7,078'Buda Georgetown Navarro
42-163-34277 DERBY NORTH G · TRINITY OPERATING (USG), LLC
0.5 mi
Escondido 4,133'Olmos 4,936'Anacacho 6,230'Austin Chalk 6,610'Eagle Ford 6,857'Pearsall Georgetown Buda Queen City Navarro
42-163-34166 DERBY SOUTH C · TRINITY OPERATING (USG), LLC
1.6 mi
Queen City 960'Olmos 2,489'Navarro 3,077'Anacacho 3,117'Escondido 3,917'Austin Chalk 4,757'Eagle Ford 5,573'Georgetown Pearsall Buda
42-163-34167 DERBY SOUTH C · TRINITY OPERATING (USG), LLC
1.6 mi
Queen City 958'Olmos 2,502'Navarro 3,161'Anacacho 3,205'Escondido 4,001'Austin Chalk 4,838'Eagle Ford 5,619'Buda 5,771'Georgetown 5,801'Pearsall
42-163-34168 DERBY SOUTH C · TRINITY OPERATING (USG), LLC
1.6 mi
Queen City 960'Olmos 2,505'Navarro 3,163'Anacacho 3,203'Escondido 3,998'Austin Chalk 4,842'Eagle Ford 5,642'Pearsall Buda Georgetown
42-163-34367 DERBY WEST · EOG RESOURCES, INC.
1.8 mi
Carrizo 737'Navarro 3,739'Escondido 3,844'Olmos 4,540'Anacacho 6,019'Austin Chalk 6,486'Eagle Ford 6,821'Buda 6,973'Georgetown 7,171'Queen City

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
7,534–17,900 ftPerforated

Casing (3)

SizeSet DepthCement
20"80 ft180 sx
10.75"3,485 ft1,305 sx
5.5"18,020 ft3,490 sx

Permit History (2)

Applications (2)

#849883 A TRINITY OPERATING (USG), LLC
received 2019-04-24
#849883 A TRINITY OPERATING (USG), LLC
received 2019-02-11

Records & Logs

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

W-2/G-1 2019-12-05 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.

Lat 28.723725
Lon -99.106911

Well Details

Well Number
140H
Max Depth
10,000 ft
Drill Type
Horizontal
County
FRIO
District
1
Completed
2019-07-24

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-28)
Cum Oil (all leases)
22,515,031 bbl
Cum Gas (all leases)
284,930,581 mcf
Activities
OPRS/G, OPRS/O
Total Permits
391