42-391-31241

Final Completion

WILLIAMS MAUDE ETAL -A-

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · LAKE PASTURE (H-440 SAND)

Permits

3

Max Depth

4,615 ft

First Permit

1978-02-28

Latest Activity

2023-10-10

Lifespan

46 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1978-07-06

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (8) Elevation 54 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RECENT (WATER SANDS)1 ft+53 ft
LAGARTA1,400 ft-1,346 ft
LARGARTO (Lagarto)1,400 ft-1,346 ft
OAKVILLE 2,800 ft-2,746 ft
CATAHOULA 3,500 ft-3,446 ft
ANAGUAC4,050 ft-3,996 ft
GRETA 4,300 ft-4,246 ft
FRIO 4,350 ft-4,296 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-391-30336 WILLIAMS, MAUDE ETAL -A- · HILCORP ENERGY COMPANY
0.1 mi
Miocene (undifferentiated) 2,252'Catahoula 3,609'Greta 4,362'
42-391-32555 WILLIAMS, MAUDE ETAL -A- · HILCORP ENERGY COMPANY
0.2 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,110'Catahoula 3,300'Anahuac 4,050'Frio 4,100'Frio 5,000'NO CHANGE
42-391-33290 DENNIS O'CONNOR ET AL -L- · T-C OIL COMPANY, LLC
0.3 mi
Jackson 2,890'Catahoula 3,640'Greta 4,400'Frio
42-391-32542 O'CONNOR, DENNIS ET AL -L- · T-C OIL COMPANY, LLC
0.3 mi
Lagarto 1'Miocene (undifferentiated) 2,055'Catahoula 3,604'Greta 4,408'
42-391-00271 WILLIAMS, MAUDE, ETAL -A- · QUINTANA PET. CORP.
0.3 mi
Lagarto 1,500'SURFACE SAND CLAY 1,500'Lagarto 2,750'Lagarto 2,750'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Oakville 3,300'Catahoula 3,540'Catahoula 3,673'Anahuac 4,100'Catahoula 4,100' +11 more
42-391-33300 DENNIS O'CONNOR ET AL -L- · T-C OIL COMPANY, LLC
0.4 mi
Miocene (undifferentiated) 2,375'Catahoula 3,640'Greta 4,390'Frio Jackson
42-391-00207 WILLIAMS, MAUDE ET AL "A" · QUINTANA PET. CORP.
0.4 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Anahuac 4,100'Frio 4,365'Frio 5,000'Frio 5,760'
42-391-30423 WILLIAMS, MAUDE ETAL -A- · HILCORP ENERGY COMPANY
0.4 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,593'Anahuac 4,100'Frio 4,365'Frio 4,375'Frio 5,000'Frio 5,800'Jackson NO CHANGE

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 (4)

IntervalType
4,398–4,406 ftPerforated
4,411–4,419 ftPerforated
4,440–4,450 ftPerforated
4,518–4,524 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"1,536 ft723 sx
2.375"4,433 ft
5.5"4,607 ft1,020 sx

Permit History (3)

Applications (3)

#894373 A HILCORP ENERGY COMPANY
received 2023-10-07
#352697 A QUINTANA PET. CORP.
received 1988-10-26
#19114 A QUINTANA PET. CORP.
received 1978-02-28

Records & Logs

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

W-2/G-1 2023-12-07
W-2/G-1 1988-11-15 log on file
W-2/G-1 1989-02-03
W-2/G-1 1978-07-12

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 28.414687
Lon -97.055372

Well Details

Well Number
D 97
Max Depth
4,615 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1978-07-06

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
3,436