42-391-01514

THOMAS O'CONNOR 'A'

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

8

Max Depth

5,902 ft

First Permit

1987-07-21

Latest Activity

2024-04-19

Lifespan

37 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000073104 permitted 2024-01-19

Permitted Volume

15,000 bbl/d

Max Pressure

2,200 psi

Injection Interval

4,410–4,776 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2022-11-01)

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 (20) Elevation 51 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,449 ft
SURFACE SAND CLAY1,500 ft-1,449 ft
LARGARTO (Lagarto)2,750 ft-2,699 ft
OAKVILLE 2,750 ft-2,699 ft
CATAHOULA 3,300 ft-3,249 ft
CATAHOULA (MIOCENE) (Catahoula)3,300 ft-3,249 ft
OAKVILLE 3,300 ft-3,249 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,049 ft
CATAHOULA 4,100 ft-4,049 ft
GRETA 4,362 ft-4,311 ft
ANAHUAC (MIOCENE) (Anahuac)4,365 ft-4,314 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,314 ft
FRIO-GRETA (OLIG) (Frio)4,785 ft-4,734 ft
FRIO-GRETA (SINTON) (Frio)4,785 ft-4,734 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,949 ft
FRIO 5,068 ft-5,017 ft
MIDDLE FRIO (SINTON) (Frio)5,400 ft-5,349 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,829 ft
LOWER FRIO (OLIG) (Frio)5,902 ft-5,851 ft
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
42-391-01520 TOM O'CONNOR (5800 SD) FLD. UNIT · QUINTANA PET. CORP.
0.2 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Anahuac 4,100'Anahuac 4,100'Frio 4,365'Frio 4,365'Frio 4,365'Frio 5,000'Frio 5,000'Frio 5,880' +1 more
42-391-01167 O'CONNOR, THOMAS 'C' · QUINTANA PET. CORP.
0.4 mi
Lagarto 1,500'Lagarto 2,750'Oakville 2,750'Oakville 3,300'Catahoula 3,300'Catahoula 3,565'Anahuac 4,100'Catahoula 4,100'Frio 4,329'Anahuac 4,365'Frio 4,365'Frio 4,785' +6 more
42-391-01502 O'CONNOR, THOMAS 'A' · HILCORP ENERGY COMPANY
0.4 mi
Catahoula 3,628'Frio 4,387'Jackson
42-391-01515 TOM O'CONNOR "A" · QUINTANA PET. CORP.
0.4 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Oakville 3,300'Catahoula 3,300'Catahoula 3,586'Anahuac 4,100'Anahuac 4,100'Frio 4,365'Frio 4,365'Frio 4,365'Frio 4,375' +6 more
42-391-01460 THOMAS O'CONNOR 'A' · QUINTANA PET. CORP.
0.5 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Catahoula 3,590'Anahuac 4,100'Anahuac 4,100'Frio 4,342'Frio 4,365'Frio 4,365'Frio 4,365'Frio 5,000' +2 more
42-391-31613 TOM O'CONNOR (5800 SAND) FIELD U · QUINTANA PET. CORP.
0.5 mi
SURFACE, SAND & CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 3,560'Catahoula 4,100'Frio 4,325'Anahuac 4,365'Frio 4,785'Frio 5,400'Frio 6,110'Jackson
42-391-01501 TOM O'CONNOR (5800 SD) FLD UNIT · HILCORP ENERGY COMPANY
0.5 mi
Catahoula 3,655'Catahoula 3,655'Frio 4,403'M. FRIO SINTON 5,062'Jackson Jackson
42-391-01171 TOM O'CONNOR (4150 FT. SD.) UNIT · HILCORP ENERGY COMPANY
0.6 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,559'Anahuac 4,100'Frio 4,332'Frio 4,365'Frio 5,000'Frio 5,880'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 (8)

IntervalType
5,264–5,282 ftPerforated
5,690–5,696 ftPerforated
5,739–5,745 ftPerforated
5,739–5,752 ftPerforated
5,850–? ftPerforated
?–5,532 ftPerforated
?–5,800 ftPerforated
?–5,860 ftPerforated

Casing (6)

SizeSet DepthCement
10.75"509 ft150 sx
10.6"509 ft150 sx
10.75"1,250 ft150 sx
5"5,590 ft250 sx
7"5,722 ft450 sx
5"5,900 ft250 sx

Permit History (8)

Applications (8)

#898906 A HILCORP ENERGY COMPANY
received 2024-04-16
#780215 A HILCORP ENERGY COMPANY
received 2014-02-19
#688624 A HILCORP ENERGY COMPANY
received 2009-12-14
#516027 A HILCORP ENERGY COMPANY
received 2002-05-16
#516027 A HILCORP ENERGY COMPANY
received 2001-12-11
#495714 A QUINTANA PET. CORP.
received 2000-11-03
#495714 A QUINTANA PET. CORP.
received 2000-06-01
#333186 A QUINTANA PET. CORP.
received 1987-07-20

Records & Logs

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

W-2/G-1 2024-01-18
W-2/G-1 2002-09-03 log on file
W-2/G-1 2003-01-09
W-2/G-1 2001-04-02
W-2/G-1 2001-04-19
W-2/G-1 1999-04-07

+5 more filings

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 28.358618
Lon -97.154560

Well Details

Well Number
24
Max Depth
5,902 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