42-135-35694

INJECTION

TXL NORTH UNIT

ECTOR County · District 8 · FORMENTERA OPERATIONS LLC · TXL (TUBB)

Permits

1

Max Depth

7,100 ft

First Permit

1987-11-09

Latest Activity

1987-11-09

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1988-04-13

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: SHELL WESTERN E&P INC.

Resolved via: productionFORMENTERA OPERATIONS LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

H-1 Injection Active UIC #000066234 permitted 1990-08-14

Permitted Volume

3,000 bbl/d

Max Pressure

2,000 psi

Injection Interval

5,300–7,100 ft

Injected (12mo)

3,692 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-10-01)

Lease Production

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

Formation Tops (10) Elevation 3,310 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,476 ft+1,834 ft
YATES 2,746 ft+564 ft
SEVEN RIVERS 2,935 ft+375 ft
QUEEN 3,396 ft-86 ft
SAN ANDRES 4,112 ft-802 ft
UPPER CLEARFORK 5600' (Clear Fork)5,419 ft-2,109 ft
TUBB 6,082 ft-2,772 ft
LOWER CLEARFORK (Clear Fork)6,146 ft-2,836 ft
WICHITA (Wichita-Albany)6,544 ft-3,234 ft
BASE UNIT6,769 ft-3,459 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 ↗

Perforations (1)

IntervalType
5,579–6,230 ftPerforated

Casing (3)

SizeSet DepthCement
14"40 ft
8.625"1,513 ft750 sx
5.5"5,370 ft1,400 sx

Permit History (1)

Applications (1)

#338491 A SHELL WESTERN E&P INC.
received 1987-11-06

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 1988-06-16 log on file
W-2/G-1 1988-06-25
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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in ECTOR County.

Well Details

Well Number
450W
Max Depth
7,100 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
1988-04-13

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
72