42-321-32394

BRINE MINING

TRULL

MATAGORDA County · District 3 · UNDERGROUND SERVICES MARKHAM LLC · MARKHAM

Permits

1

Max Depth

7,300 ft

First Permit

2015-07-28

Latest Activity

2015-07-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2016-01-26

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

UIC Permit Active UIC #000072432 permitted 2025-12-23

Permitted Volume

45,000 bbl/d

Max Pressure

2,385 psi

Injection Interval

3,100–7,300 ft

Injected (12mo)

Lease Production

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

Formation Tops (10) Elevation 55 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CAPROCK - DISPOSAL (Caprock)2,188 ft-2,133 ft
ANAHUAC
FRIO - DISPOSAL (Frio)
FRIO, LOWER (Frio)
GRANT - DISPOSAL
GRETTA - DISPOSAL
MIOCENE - DISPOSAL (Miocene (undifferentiated))
NODOSARIA
TEX MISS
WILLIS - DISPOSAL

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
3,082–7,300 ftPerforated

Casing (5)

SizeSet DepthCement
42"235 ft
36"857 ft3,536 sx
30"2,174 ft5,440 sx
20"2,621 ft4,145 sx
16"2,982 ft1,710 sx

Permit History (1)

Applications (1)

#808569 A UNDERGROUND SERVICES MARKHAM,LLC
received 2015-07-17

Records & Logs

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

W-2/G-1 2016-03-02 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.

No GPS coordinates yet

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

Well Details

Well Number
6
Max Depth
7,300 ft
Drill Type
Vertical
County
MATAGORDA
District
3
Completed
2016-01-26

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-03-04)
Cum Oil (all leases)
— bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/O
Total Permits
8