42-409-33082

SHUT IN

BROWN-MAUCH UNIT

SAN PATRICIO County · District 4 · WELDERXP LTD. · PLYMOUTH

Permits

1

Max Depth

6,000 ft

First Permit

2018-09-30

Latest Activity

2018-09-30

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2020-02-10

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: WELDERXP LTD. ≠ Permit: WELDER EXPLORATION & PROD., INC.

Resolved via: schedulingWELDERXP LTD.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2018-04

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000116579 permitted 2018-08-19

Permitted Volume

10,000 bbl/d

Max Pressure

825 psi

Injection Interval

5,340–5,800 ft

Injected (12mo)

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

Seismicity: no M2+ earthquakes recorded within 10 km in the last 24 months · TexNet catalog

Operator History

originally filed by WELDER EXPLORATION & PROD., INC. — asset transferred

Lease Production

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

Formation Tops (4) Elevation 40 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MIOCENE-LAGARTO-OAKVILLE - INJEC (Miocene (undifferentiated))2,000 ft-1,960 ft
CATAHOULA-FRIO - INJECTION/DISPO (Catahoula)4,300 ft-4,260 ft
CATAHOULA-ANAHUAC - INJECTION/DI (Catahoula)
VICKSBURG

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
42-409-33074 MAUCH · WELDER EXPLORATION & PROD., INC.
0.2 mi
Miocene (undifferentiated) 2,000'Catahoula 3,930'Catahoula 4,700'Vicksburg
42-409-33084 MAUCH-ANGELINE UNIT B · WELDER EXPLORATION & PROD., INC.
0.3 mi
Miocene (undifferentiated) 2,130'Catahoula 3,950'Catahoula 4,500'Vicksburg
42-409-33075 MAUCH · WELDER EXPLORATION & PROD., INC.
0.4 mi
Miocene (undifferentiated) 2,070'Catahoula 3,900'Catahoula 4,500'Vicksburg
42-409-33083 MAUCH-ANGELINE UNIT A · WELDER EXPLORATION & PROD., INC.
0.5 mi
Miocene (undifferentiated) 2,080'Catahoula 4,000'Catahoula 4,500'Vicksburg
42-409-33080 ANGELINE · WELDER EXPLORATION & PROD., INC.
0.7 mi
Miocene (undifferentiated) 2,100'Catahoula 3,950'Catahoula 4,550'Vicksburg
42-409-33136 ROOTS-HAVELKA · JURA ENERGY OPERATING LLC
0.7 mi
Miocene (undifferentiated) 3,854'Catahoula 4,485'Catahoula 4,822'Vicksburg
42-409-33089 MAUCH-ROOTS UNIT · WELDER EXPLORATION & PROD., INC.
0.8 mi
Miocene (undifferentiated) 2,050'Miocene (undifferentiated) 2,600'Catahoula 4,000'Catahoula 4,300'Catahoula 4,350'Catahoula 4,700'Vicksburg 5,500'Vicksburg
42-409-32912 BAPTIST FOUNDATION OF TX, ET AL · SANDALWOOD EXPLORATION, L.P.
1.1 mi
Miocene (undifferentiated) 3,410'Catahoula 4,006'Catahoula 4,006'Catahoula 4,006'MASSIVE FRIO 6,530'Vicksburg 8,070'I-65 8,590'

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
5,668–5,724 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"537 ft480 sx
7"5,307 ft165 sx

Permit History (1)

Applications (1)

#836530 A WELDER EXPLORATION & PROD., INC.
received 2018-02-16

Records & Logs

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

W-2/G-1 2020-09-08
W-2/G-1 2019-01-23 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 28.062975
Lon -97.359075

Well Details

Well Number
1
Max Depth
6,000 ft
Drill Type
Vertical
District
4
Operator
WELDERXP LTD.
Completed
2020-02-10

Operator

Location
SAN ANTONIO
P-5 Status
Active (filed 2026-01-29)
Cum Oil (all leases)
87,011 bbl
Cum Gas (all leases)
1,081,347 mcf
Activities
OPRS/G, OPRS/O
Total Permits
14