← Wells

42-391-00556

Final Completion

HEARD CLAUD E. ET AL

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)

Permits

5

Max Depth

5,980 ft

First Permit

2006-10-23

Latest Activity

2021-03-24

Lifespan

14 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 Inactive UIC #000124250 permitted 2020-08-19

Permitted Volume

6,000 bbl/d

Max Pressure

2,600 psi

Injection Interval

5,575–5,615 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2025-11-01)

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.

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

Formation Tops (6) Elevation 53 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CATAHOULA 3,588 ft-3,535 ft
FRIO 4,331 ft-4,278 ft
FRIO 5,980 ft-5,927 ft
JACKSON/YEGUA (Jackson)——
NO CHANGE——
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
✓ 42-391-00566 TOM O'CONNOR (5800SAND) FLD UNIT · QUINTANA PET. CORP.
0.2 mi
Lagarto 1,500'Lagarto 2,750'Oakville 2,750'Oakville 3,300'Catahoula 3,300'Catahoula 3,577'Anahuac 4,100'Catahoula 4,100'Greta 4,150'Frio 4,324'Anahuac 4,365'Frio 4,365' +8 more
✓ 42-391-00557 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.3 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Anahuac 4,100'Frio 4,365'Frio 4,365'Frio 5,000'Frio 5,880'
✓ 42-391-00470 WILLIAMS, MAUDE ET AL "A" · QUINTANA PET. CORP.
0.3 mi
SURFACE SAND & CLAY 1'Lagarto 1,500'Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Anahuac 4,100'Frio 4,365'Frio 5,000'5800 SAND 5,700'Frio 5,880'
✓ 42-391-33182 TOM OCONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.3 mi
Catahoula 3,584'Catahoula 3,584'Frio 4,336'Frio 4,336'Jackson —Jackson —
✓ 42-391-33136 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.3 mi
Catahoula 3,595'Frio 4,372'Jackson —Jackson —Jackson —
✓ 42-391-00558 MRS. FANNIE V. W. HEARD · QUINTANA PET. CORP.
0.4 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Anahuac 4,100'Frio 4,365'Frio 4,365'Frio 5,000'Frio 5,000'Frio 5,880'Frio 5,925'
✓ 42-391-32675 TOM OCONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.4 mi
Lagarto 2,750'Oakville 3,300'Catahoula 3,575'Catahoula 4,100'Frio 4,319'Anahuac 4,365'Frio 4,785'Frio 5,400'5800 FRIO 5,740'Frio 6,200'Jackson —
✓ 42-391-00727 TOM OCONNOR (5800 SD) FLD. UNIT · QUINTANA PET. CORP.
0.5 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,568'Anahuac 4,100'Anahuac 4,150'Frio 4,318'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
5,123–5,137 ftPerforated
5,584–5,609 ftPerforated
5,596–5,601 ftPerforated
5,777–5,788 ftPerforated
5,794–5,798 ftPerforated
5,870–5,880 ftPerforated
5,870–5,890 ftPerforated
?–5,535 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"1,242 ft350 sx
7"5,949 ft730 sx

Permit History (5)

#868458 Recompletion Final Completion

HEARD, CLAUDE E. ET AL · 5,980 ft

2021-03-24

Spud 2002-04-07

#726815 Recompletion Final Completion

TOM O'CONNOR(5600 FOOT SAND)UNIT · 5,980 ft

2011-10-26

Spud 2012-02-01

#648901 Recompletion Final Completion

TOM O'CONNOR(5800 SD)FLD UNIT · 5,980 ft

2007-11-09

Spud 2008-02-05

#627403 Recompletion Final Completion

HEARD, CLAUDE E. ET AL · 5,980 ft

2006-10-23

Spud 2007-02-20

#627403 Recompletion

TOM O'CONNOR(5600 FOOT SAND)UNIT · 5,980 ft

2006-10-23

Spud 2007-02-20

Applications (5)

#868458 A HILCORP ENERGY COMPANY
received 2021-03-17
#726815 A HILCORP ENERGY COMPANY
received 2011-10-24
#648901 A HILCORP ENERGY COMPANY
received 2007-11-01
#627403 A HILCORP ENERGY COMPANY
received 2007-03-15
#627403 A HILCORP ENERGY COMPANY
received 2006-10-11

Records & Logs

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

W-2/G-1 2022-01-19
W-2/G-1 2012-02-21
W-2/G-1 2008-02-25 log on file
W-2/G-1 2008-03-28
W-2/G-1 2007-04-24 log on file
W-2/G-1 2007-06-12

+2 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 28.399185
Lon -97.130732

Well Details

Well Number
3G
Max Depth
5,980 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
3,435