42-391-32970

Final Completion

TOM O'CONNOR (5800 SD) FLD. UNIT

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

7

Max Depth

8,500 ft

First Permit

2010-10-21

Latest Activity

2017-11-29

Lifespan

7 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 #000115197 permitted 2017-05-12

Permitted Volume

10,000 bbl/d

Max Pressure

2,875 psi

Injection Interval

5,755–5,822 ft

Injected (12mo)

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

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 (15) Elevation 54 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)2,750 ft-2,696 ft
CATAHOULA 3,599 ft-3,545 ft
CATAHOULA 3,600 ft-3,546 ft
OAKVILLE 4,100 ft-4,046 ft
GRETA 4,300 ft-4,246 ft
FRIO 4,355 ft-4,301 ft
FRIO 4,360 ft-4,306 ft
ANAHUAC 4,365 ft-4,311 ft
UPPER FRIO (Frio)5,000 ft-4,946 ft
TOP 58005,779 ft-5,725 ft
LOWER FRIO (Frio)5,800 ft-5,746 ft
FRIO 7,855 ft-7,801 ft
FRIO 7,900 ft-7,846 ft
JACKSON-YEGUA (Jackson)
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
42-391-31883 TOM O'CONNOR (5800 SD) FLD UNIT · QUINTANA PET. CORP.
0.2 mi
Lagarto 1,500'SURFACE SAND CLAY 1,500'Lagarto 2,750'Oakville 2,750'Catahoula 3,300'Oakville 3,300'Catahoula 4,100'Anahuac 4,100'Anahuac 4,365'Frio 4,365'Anahuac 4,365'Frio 4,785' +7 more
42-391-10075 MARY CLAIRE BAUER ET VIR · QUINTANA PET. CORP.
0.3 mi
Lagarto 1,500'Lagarto 2,750'Oakville 2,750'Catahoula 3,300'Oakville 3,300'Catahoula 3,576'Anahuac 4,100'Anahuac 4,100'Catahoula 4,100'Frio 4,327'Anahuac 4,365'Frio 4,365' +13 more
42-391-00842 HEARD, CLEMENT · HILCORP ENERGY COMPANY
0.3 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,589'Anahuac 4,100'Frio 4,354'Frio 4,365'Frio 5,000'Frio 5,880'Jackson
42-391-00847 HEARD, CLEMENT · HILCORP ENERGY COMPANY
0.4 mi
Catahoula 3,616'Frio 4,397'Jackson
42-391-32503 BAUER, MARY CLAIRE ET VIR · HILCORP ENERGY COMPANY
0.5 mi
SURFACE SAND CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 3,544'Catahoula 4,100'Frio 4,320'ANAHAUAC 4,365'Anahuac 4,365'TOP 4500 4,379'Frio 4,785'5200 TOP 5,096'Frio 5,400' +2 more
42-391-32533 TOM O'CONNOR (4150 FT. SD.) UNIT · HILCORP ENERGY COMPANY
0.5 mi
Lagarto 2,750'Oakville 3,300'Catahoula 3,566'Catahoula 4,100'Catahoula 4,100'Greta 4,300'Frio 4,318'Anahuac 4,365'Frio 4,785'Frio 5,000'Frio 5,400'Frio 5,800' +2 more
42-391-32518 HEARD, CLEMENT · HILCORP ENERGY COMPANY
0.5 mi
Lagarto 2,750'Oakville 3,300'Catahoula 3,560'Catahoula 3,563'Oakville 4,100'Frio 4,316'ANANHUAC 4,365'Anahuac 4,365'Anahuac 4,365'Frio 4,785'Frio 4,785'Frio 5,400' +4 more
42-391-32494 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.5 mi
LARARTO 2,750'Lagarto 2,750'Oakville 3,300'Catahoula 3,525'Catahoula 4,100'Frio 4,310'Anahuac 4,365'Frio 4,785'Frio 5,400'Frio 6,200'LOWER FIRO (OLIG) 6,200'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 (5)

IntervalType
5,349–5,356 ftPerforated
5,750–5,754 ftPerforated
5,779–5,789 ftPerforated
5,798–5,802 ftPerforated
5,924–5,932 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,532 ft615 sx
5.5"7,855 ft3,065 sx

Records & Logs

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

W-2/G-1 2017-12-01
W-2/G-1 2014-08-15
W-2/G-1 2013-10-31
W-2/G-1 2012-05-01 log on file
W-2/G-1 2011-05-17

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 28.379747
Lon -97.159961

Well Details

Well Number
A019
Max Depth
8,500 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