42-391-32631

Final Completion

HEARD CLEMENT

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (4600)

Permits

3

Max Depth

4,800 ft

First Permit

2004-10-06

Latest Activity

2017-08-29

Lifespan

13 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2004-11-05

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 (10) Elevation 52 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)2,750 ft-2,698 ft
OAKVILLE 3,300 ft-3,248 ft
CATAHOULA 3,519 ft-3,467 ft
CATAHOULA 4,100 ft-4,048 ft
FRIO 4,304 ft-4,252 ft
ANAHUAC 4,365 ft-4,313 ft
LOWER FRIO (Frio)4,650 ft-4,598 ft
FRIO-GRETA (Frio)4,785 ft-4,733 ft
MIDDLE FRIO (Frio)5,400 ft-5,348 ft
JACKSON/YEGUA (Jackson)

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
42-391-00672 O'CONNOR, TOM (5800 SAND) FIELD · QUINTANA PET. CORP.
0.1 mi
Lagarto 1,500'Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Catahoula 3,510'Anahuac 4,100'Frio 4,308'Frio 4,365'Frio 4,365'Frio 5,000'Frio 5,880' +2 more
42-391-33152 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.2 mi
Catahoula 3,526'Catahoula 3,526'Catahoula 3,528'Frio 4,309'Frio 4,309'Frio 4,312'Frio 4,409'5900 5,781'Jackson Jackson
42-391-32492 HEARD, CLEMENT · HILCORP ENERGY COMPANY
0.2 mi
SURFACE SD CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 3,533'Catahoula 4,100'Frio 4,313'Anahuac 4,365'Frio 4,785'Frio 4,785'Frio 6,202'Jackson
42-391-32494 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.2 mi
Lagarto 2,750'LARARTO 2,750'Oakville 3,300'Catahoula 3,525'Catahoula 4,100'Frio 4,310'Anahuac 4,365'Frio 4,785'Frio 5,400'LOWER FIRO (OLIG) 6,200'Frio 6,200'Jackson
42-391-33207 CLEMENT HEARD 41 · HILCORP ENERGY COMPANY
0.2 mi
Catahoula 3,528'Frio 4,316'Jackson
42-391-00683 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.2 mi
Lagarto 2,750'Catahoula 3,524'Oakville 4,100'Catahoula 4,100'Frio 4,314'Anahuac 4,365'Frio 4,785'Frio 5,400'Frio 5,925'Frio 5,925'Jackson
42-391-33211 CLEMENT HEARD 42 · HILCORP ENERGY COMPANY
0.2 mi
Catahoula 3,544'Frio 4,320'Jackson
42-391-32503 BAUER, MARY CLAIRE ET VIR · HILCORP ENERGY COMPANY
0.3 mi
SURFACE SAND CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 3,544'Catahoula 4,100'Frio 4,320'Anahuac 4,365'ANAHAUAC 4,365'TOP 4500 4,379'Frio 4,785'5200 TOP 5,096'Frio 5,400' +2 more

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 (3)

IntervalType
4,366–4,370 ftPerforated
4,374–4,380 ftPerforated
4,456–4,464 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,400 ft650 sx
5.5"4,650 ft895 sx

Permit History (3)

Applications (3)

#830100 A HILCORP ENERGY COMPANY
received 2017-08-21
#551986 A HILCORP ENERGY COMPANY
received 2004-11-15
#551986 A HILCORP ENERGY COMPANY
received 2004-10-06

Records & Logs

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

W-2/G-1 2017-09-22
W-2/G-1 2004-12-10 log on file
W-2/G-1 2005-01-31

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 28.377459
Lon -97.148588

Well Details

Well Number
37
Max Depth
4,800 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
2004-11-05

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