← Wells

42-391-01531

Final Completion

TOM O'CONNOR (4150 FT. SD.) UNIT

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

9

Max Depth

5,915 ft

First Permit

1979-09-17

Latest Activity

2014-03-06

Lifespan

34 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 #000116258 permitted 2018-05-15

Permitted Volume

5,000 bbl/d

Max Pressure

2,025 psi

Injection Interval

4,050–4,200 ft

Injected (12mo)

524,668 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

Operator History

Chain of Custody

QUINTANA PET. CORP. 1993-2000→ HILCORP ENERGY COMPANY 2000-2025

Lease Production

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

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

Formation Tops (26) Elevation 53 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,447 ft
SURFACE CLAY & SAND1,500 ft-1,447 ft
SURFACE SAND & CLAY1,500 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
OAKVILLE 3,300 ft-3,247 ft
CATAHOULA 3,600 ft-3,547 ft
ANAHUAC SHALE (MIOCENE) (Anahuac)4,100 ft-4,047 ft
CATAHOULA 4,100 ft-4,047 ft
CATAHOULA (MIOCENE) (Catahoula)4,100 ft-4,047 ft
FRIO 4,335 ft-4,282 ft
ANAHUAC (MIOCENE) (Anahuac)4,365 ft-4,312 ft
ANAHUAC SHALE (Anahuac)4,365 ft-4,312 ft
ANAHUAC SHALE (MIOCENE) (Anahuac)4,365 ft-4,312 ft
FRIO-CRETA (OLIGOCENE) (Frio)4,365 ft-4,312 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,780 ft-4,727 ft
FRIO-GRETA (Frio)4,785 ft-4,732 ft
FRIO-GRETA (OLIG) (Frio)4,785 ft-4,732 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,947 ft
MIDDLE FRIO (SINTON) (Frio)5,400 ft-5,347 ft
LOWER FRIO(OLIGOCENE) (Frio)5,880 ft-5,827 ft
LOWER FRIO (OLIGOCENE) (Frio)5,915 ft-5,862 ft
JACKSON-YEGUA (Jackson)——
JACKSON/YEGUA (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 ↗

Perforations (6)

IntervalType
4,112–4,122 ftPerforated
4,346–4,352 ftPerforated
4,346–4,356 ftPerforated
5,331–5,338 ftPerforated
5,522–5,524 ftPerforated
5,843–5,853 ftPerforated

Casing (6)

SizeSet DepthCement
9.625"1,422 ft810 sx
9.625"1,422 ft850 sx
5.5"5,913 ft900 sx
5.5"5,913 ft900 sx
5.5"5,915 ft900 sx
5.5"5,916 ft900 sx

Permit History (9)

#779524 Recompletion Final Completion

TOM O'CONNOR (4150 FT. SD.) UNIT · 5,915 ft

2014-03-06

Spud 2014-02-21

#779524 Recompletion

THOMAS O'CONNOR 'A' · 5,915 ft

2014-03-06

#532017 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,915 ft

2003-05-19

Spud 2003-05-13

#458209 Recompletion Final Completion

TOM O'CONNOR 4400 SAND GAS UNIT · 5,915 ft

1997-02-06

Spud 1997-02-13

#374407 Recompletion

TOM O'CONNOR(5800SAND)FIELD UNIT · 5,913 ft

1990-07-06

#374407 Recompletion

TOM O'CONNOR "A" · 5,913 ft

1990-07-06

#333188 Recompletion

TOM O'CONNOR(5800'SD) FIELD UNIT · 5,915 ft

1987-07-27

#274028 Recompletion

O'CONNOR, THOMAS "A" · 5,913 ft

1985-05-02

#59253 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,913 ft

1979-09-17

Applications (9)

#779524 A HILCORP ENERGY COMPANY
received 2014-03-13
#779524 A HILCORP ENERGY COMPANY
received 2014-02-11
#532017 A HILCORP ENERGY COMPANY
received 2003-05-16
#458209 A QUINTANA PET. CORP.
received 1997-02-05
#374407 A QUINTANA PET. CORP.
received 1991-08-12
#374407 A QUINTANA PET. CORP.
received 1990-06-12
#333188 A QUINTANA PET. CORP.
received 1987-07-20
#274028 A QUINTANA PET. CORP.
received 1985-05-01
#59253 A QUINTANA PET. CORP.
received 1979-09-17

Records & Logs

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

W-2/G-1 2018-10-04
W-2/G-1 2014-06-06
W-2/G-1 2003-06-04 log on file
W-2/G-1 2003-08-11
W-2/G-1 1997-03-28 log on file
W-2/G-1 1997-04-25

+4 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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in REFUGIO County.

Well Details

Well Number
W002GA
Max Depth
5,915 ft
Drill Type
Vertical
County
REFUGIO
District
2
Operator
HILCORP ENERGY COMPANY

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