42-163-34346

INJECTION

MELLO 308-STX

FRIO County · District 1 · FORMENTERA OPERATIONS LLC · INDIO TANKS (PEARSALL)

Permits

1

Max Depth

5,500 ft

First Permit

2024-09-17

Latest Activity

2024-09-17

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-04-29

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-04

Last Production

2026-07

Injection / Disposal

W-14 Disposal Active UIC #000126923 permitted 2024-12-18

Permitted Volume

20,000 bbl/d

Max Pressure

2,430 psi

Injection Interval

4,860–5,285 ft

Injected (12mo)

2,131 bbl

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

Seismicity: 230 earthquakes M2+ within 10 km in the last 24 months (max M2.8) · 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 631 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
WILCOX 1,330 ft-699 ft
MIDWAY 3,510 ft-2,879 ft
ESCONDIDO 3,785 ft-3,154 ft
NAVARRO 3,940 ft-3,309 ft
OLMOS 4,815 ft-4,184 ft
ANACACHO
AUSTIN CHALK - H2S (Austin Chalk)
BUDA - H2S (Buda)
EAGLE FORD - H2S (Eagle Ford)
QUEEN CITY

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
42-163-34339 DARLENE 1-STX · FORMENTERA OPERATIONS LLC
0.9 mi
Wilcox 1,016'Midway 3,467'Escondido 3,729'Navarro 4,045'Olmos 4,860'San Miguel 5,261'ACHO UNC 5,743'Anacacho 6,106'Austin Chalk 6,497'Eagle Ford 6,871'Eagle Ford 6,871'Buda 7,018' +14 more
42-163-34342 HURRIKAIN CAT I-STX · FORMENTERA OPERATIONS LLC
0.9 mi
Wilcox 1,046'Midway 3,579'Escondido 3,732'Navarro 4,039'Olmos 4,843'San Miguel 5,264'Anacacho 6,095'Austin Chalk 6,452'Eagle Ford 6,814'Buda 6,945'
42-163-34389 REVIVAL-STX-UNIT-B · FORMENTERA OPERATIONS LLC
1.9 mi
Wilcox 1,366'Midway 3,193'Escondido 3,603'Navarro 3,764'San Miguel 5,106'Del Rio 6,652'Edwards 7,155'Glen Rose 7,763'Glen Rose 8,317'Queen City
42-163-34387 REVIVAL-STX-UNIT-A · FORMENTERA OPERATIONS LLC
1.9 mi
Escondido 3,601'Navarro 3,751'Olmos 4,592'Anacacho 5,727'Austin Chalk 6,034'Eagle Ford 6,418'Buda 6,546'Georgetown 6,734'Pearsall 9,340'Queen City
42-163-34388 REVIVAL-STX-UNIT-A · FORMENTERA OPERATIONS LLC
1.9 mi
Wilcox 1,366'Midway 3,193'Escondido 3,603'Navarro 3,768'San Miguel 5,106'Del Rio 6,664'Edwards 7,191'Glen Rose 7,785'Glen Rose 8,353'Queen City
42-163-34380 WRANGLER-STX-UNIT · FORMENTERA OPERATIONS LLC
2.0 mi
Wilcox 1,410'Midway 3,240'Escondido 3,652'Navarro 3,815'Olmos 4,650'San Miguel 5,163'Anacacho 5,790'Austin Chalk 6,096'Eagle Ford 6,484'Queen City
42-163-34381 WRANGLER-STX-UNIT · FORMENTERA OPERATIONS LLC
2.0 mi
Wilcox 1,410'Midway 3,245'Escondido 3,647'Navarro 3,817'Olmos 4,656'San Miguel 5,176'Anacacho 5,804'Austin Chalk 6,111'Eagle Ford 6,510'Queen City
42-163-34382 WRANGLER-STX-UNIT · FORMENTERA OPERATIONS LLC
2.0 mi
Escondido 3,655'Navarro 3,825'Olmos 4,667'Anacacho 5,821'Austin Chalk 6,140'Buda 6,647'Eagle Ford 6,758'Georgetown 6,834'Pearsall 9,496'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
4,883–5,098 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"3,595 ft1,025 sx
7"5,469 ft1,085 sx

Permit History (1)

Applications (1)

#902655 A FORMENTERA OPERATIONS LLC
received 2024-09-12

Records & Logs

1 completion filing on record.

W-2/G-1 2025-05-21

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 28.802273
Lon -99.000450

Well Details

Well Number
A311W
Max Depth
5,500 ft
Drill Type
Vertical
County
FRIO
District
1
Completed
2025-04-29

Operator

Location
AUSTIN
P-5 Status
X (filed 2026-06-11)
Cum Oil (all leases)
7,170,117 bbl
Cum Gas (all leases)
53,235,974 mcf
Activities
CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
80