← Wells

42-391-01487

PRODUCING

O CONNOR THOMAS A

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM O CONNOR (5770 U SOUTH)

Permits

10

Max Depth

5,996 ft

First Permit

1978-09-21

Latest Activity

2023-12-04

Lifespan

45 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-01-19

Shut-In

—

Plugged

—

P-5 Org Status: X

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Cancelled 2024-01-05 UIC #000117655 permitted 2018-12-18

Permitted Volume

10,000 bbl/d

Max Pressure

2,780 psi

Injection Interval

5,560–5,712 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

Operator History

Chain of Custody

QUINTANA PET. CORP. 1993-2000→ HILCORP ENERGY COMPANY 2000-2026

Lease Production

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

Gas
production & DCA →
Oil
production & DCA →
Oil
production & DCA →
Oil
production & DCA →
Oil
production & DCA →
Oil
production & DCA →

Formation Tops (17) Elevation 53 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,447 ft
LARGARTO (Lagarto)2,750 ft-2,697 ft
OAKVILLE 2,750 ft-2,697 ft
CATAHOULA (MIOCENE) (Catahoula)3,300 ft-3,247 ft
CATAHOULA 3,596 ft-3,543 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,047 ft
OAKVILLE 4,100 ft-4,047 ft
FRIO 4,341 ft-4,288 ft
ANAHUAC 4,365 ft-4,312 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,312 ft
FRIO-GRETA(OLIGOCENE) (Frio)4,365 ft-4,312 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,947 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,827 ft
FRIO 5,996 ft-5,943 ft
JACKSON/YEGUA (Jackson)——
JACKSON YEGUA DISPOSAL (Jackson)——
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
✓ 42-391-01460 THOMAS O'CONNOR 'A' · QUINTANA PET. CORP.
0.0 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
✓ 42-391-01467 THOMAS O'CONNOR 'A' · QUINTANA PET. CORP.
0.1 mi
Lagarto 1,500'Lagarto 2,750'Oakville 2,750'Oakville 2,900'Oakville 3,300'Catahoula 3,300'Catahoula 3,600'Catahoula 3,602'Anahuac 4,100'Catahoula 4,100'Anahuac 4,100'Greta 4,300' +13 more
✓ 42-391-01515 TOM O'CONNOR "A" · QUINTANA PET. CORP.
0.2 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Oakville 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
✓ 42-391-01422 M. F. LAMBERT · PENNZOIL PRODUCING CO.
0.4 mi
Catahoula 3,628'Frio 4,352'5,250 5,226'5,900 5,841'NO CHANGE —Jackson —
✓ 42-391-01502 O'CONNOR, THOMAS 'A' · HILCORP ENERGY COMPANY
0.5 mi
Catahoula 3,628'Frio 4,387'Jackson —
✓ 42-391-31896 TOM OCONNOR (5800 SD) FLD. UNIT · QUINTANA PET. CORP.
0.5 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Anahuac 4,100'Frio 4,365'Frio 5,000'Frio 5,880'NO CHANGE —
✓ 42-391-01514 TOM OCONNOR(5800 SAND)FIELD UNIT · QUINTANA PET. CORP.
0.6 mi
SURFACE SAND CLAY 1,500'Lagarto 1,500'Lagarto 2,750'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Oakville 3,300'Catahoula 4,100'Anahuac 4,100'Greta 4,362'Anahuac 4,365'Frio 4,365' +8 more
✓ 42-391-01473 THOMAS O'CONNOR 'A' · QUINTANA PET. CORP.
0.6 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,635'Anahuac 4,100'Frio 4,365'Frio 4,398'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 (12)

IntervalType
4,346–4,360 ftPerforated
5,328–5,236 ftPerforated
5,461–5,480 ftPerforated
5,539–5,546 ftPerforated
5,634–5,648 ftPerforated
5,644–5,654 ftPerforated
5,668–5,683 ftPerforated
5,670–5,680 ftPerforated
5,756–5,762 ftPerforated
5,838–5,844 ftPerforated
?–5,480 ftPerforated
?–5,654 ftPerforated

Casing (6)

SizeSet DepthCement
10.75"1,245 ft400 sx
2.375"4,297 ft—
2.375"5,412 ft—
2.375"5,601 ft—
7"5,947 ft950 sx
7"5,947 ft950 sx

Permit History (10)

#895595 Recompletion Final Completion

O'CONNOR, THOMAS 'A' · 5,996 ft

2023-12-04

Spud 2023-11-14

#852609 Recompletion Final Completion

O'CONNOR, THOMAS -A- · 5,996 ft

2019-05-03

Spud 2019-03-29

#707829 Recompletion Final Completion

TOM O'CONNOR (5800 SD) FLD. UNIT · 5,996 ft

2011-01-12

Spud 2011-01-03

#632655 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,996 ft

2007-01-31

Spud 2007-02-15

#525135 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,996 ft

2002-11-01

Spud 2002-11-11

#381886 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,996 ft

1990-12-12

#283907 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,996 ft

1985-09-03

#118651 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,947 ft

1981-05-20

Spud 1981-06-16

#57269 Recompletion

O'CONNOR, THOMAS "A" · 5,947 ft

1979-09-06

#33226 Recompletion

O'CONNOR, THOMAS "A" · 5,996 ft

1978-09-21

Applications (10)

#895595 A HILCORP ENERGY COMPANY
received 2023-11-29
#852609 A HILCORP ENERGY COMPANY
received 2019-04-30
#707829 A HILCORP ENERGY COMPANY
received 2011-01-03
#632655 A HILCORP ENERGY COMPANY
received 2007-01-29
#525135 A HILCORP ENERGY COMPANY
received 2002-10-31
#381886 A QUINTANA PET. CORP.
received 1990-12-04
#283907 A QUINTANA PET. CORP.
received 1985-08-30
#118651 A QUINTANA PET. CORP.
received 1981-05-20
#57269 A QUINTANA PET. CORP.
received 1979-09-06
#33226 A QUINTANA PET. CORP.
received 1978-09-21

Records & Logs

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

W-2/G-1 2024-12-13
W-2/G-1 2023-12-05
W-2/G-1 2020-02-11
W-2/G-1 2019-05-10
W-2/G-1 2011-05-19
W-2/G-1 2007-03-01 log on file

+13 more filings

Completion packets + logs ↗ Wellbore 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.

Google Maps → Explorer Map →
Lat 28.355280
Lon -97.162833

Well Details

Well Number
5GW
Max Depth
5,996 ft
Drill Type
Vertical
County
REFUGIO
District
2
Operator
HILCORP ENERGY COMPANY
Completed
2024-01-19

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
3,435