42-391-32627

MAUDE WILLIAMS, ET AL -C-

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

3

Max Depth

6,500 ft

First Permit

2004-09-09

Latest Activity

2021-05-05

Lifespan

17 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2000-10

Last Production

2026-07

Injection / Disposal

H-1 Injection Inactive UIC #000098914 permitted 2021-04-05

Permitted Volume

10,000 bbl/d

Max Pressure

2,950 psi

Injection Interval

5,982–6,129 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2023-09-01)

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

Lease Production

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

Formation Tops (8) Elevation 51 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)2,750 ft-2,699 ft
OAKVILLE 3,300 ft-3,249 ft
CATAHOLA (MIOCENE)4,100 ft-4,049 ft
ANANHUAC (MIOCENE)4,365 ft-4,314 ft
FRIO-GRETA (OLIG) (Frio)4,785 ft-4,734 ft
MIDDLE FRIO (SINTON) (Frio)5,400 ft-5,349 ft
LOWER FRIO (OLIG) (Frio)
NO CHANGE

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
42-391-00477 WILLIAMS, MAUDE ET AL 'A' · QUINTANA PET. CORP.
0.5 mi
SURFACE SAND CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 4,100'Anahuac 4,365'Frio 4,785'Frio 5,400'Frio 5,925'
42-391-32944 WILLIAMS, MAUDE ET AL 'C' · HILCORP ENERGY COMPANY
0.5 mi
Lagarto 2,750'Oakville 3,300'Catahoula 3,693'Catahoula 4,100'ANANHUAC 4,365'Frio 4,437'Frio 4,785'Frio 5,400'Frio 6,200'Jackson
42-391-00501 WILLIAMS, MAUDE ET AL 'C' · HILCORP ENERGY COMPANY
0.6 mi
Catahoula 3,685'Frio 4,433'Jackson
42-391-00480 MAUDE WILLIAMS ET AL 'A' · HILCORP ENERGY COMPANY
0.7 mi
Catahoula 3,639'Frio 4,423'Jackson
42-391-00451 TOM O'CONNOR(5800 SD)FLD UNIT · HILCORP ENERGY COMPANY
0.9 mi
SURFACE SD CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 3,604'Catahoula 4,100'Anahuac 4,365'Frio 4,398'Frio 4,785'Frio 5,400'Frio 5,917'Jackson NO CHANGE
42-391-00488 WILLIAMS, MAUDE, ET AL -A- · QUINTANA PET. CORP.
1.0 mi
SURFACE SAND CLAY 1,500'Lagarto 1,500'Oakville 2,750'Lagarto 2,750'Oakville 3,300'Catahoula 3,300'Catahoula 3,612'Catahoula 4,100'Anahuac 4,100'Frio 4,365'Anahuac 4,365'Anahuac 4,365' +9 more
42-391-00455 WILLIAMS, MAUDE ET AL -A- · HILCORP ENERGY COMPANY
1.1 mi
SURFACE SAND CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 3,592'Catahoula 4,100'Catahoula 4,100'Anahuac 4,365'Frio 4,385'Frio 4,785'Frio 5,400'Frio 5,925'Jackson
42-391-33077 WILLIAMS, MAUDE ETAL -A- · HILCORP ENERGY COMPANY
1.2 mi
Catahoula 3,300'Catahoula 3,758'Catahoula 3,760'Frio 4,265'Greta 4,490'Frio 4,490'Greta 5,000'Greta 5,121'SINTON 5,240'FT 740 7,300'Jackson

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 (2)

IntervalType
5,355–5,363 ftPerforated
5,620–5,631 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"1,423 ft735 sx
7"6,250 ft1,390 sx

Permit History (3)

Applications (3)

#869383 A HILCORP ENERGY COMPANY
received 2021-04-22
#644823 A HILCORP ENERGY COMPANY
received 2007-08-22
#550752 A HILCORP ENERGY COMPANY
received 2004-09-09

Records & Logs

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

W-2/G-1 2008-04-15 log on file
W-2/G-1 2008-05-02
W-2/G-1 2005-09-26
W-2/G-1 2006-02-14
W-2/G-1 2006-02-02

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 28.388216
Lon -97.101765

Well Details

Well Number
7
Max Depth
6,500 ft
Drill Type
Vertical
County
REFUGIO
District
2

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-03-27)
Cum Oil (all leases)
75,699,281 bbl
Cum Gas (all leases)
1,779,939,645 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,428