42-391-31612

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LARGARTO (Lagarto)	2,750 ft	-2,696 ft
OAKVILLE	3,300 ft	-3,246 ft
CATAHOULA	4,100 ft	-4,046 ft
ANAHUAC	4,365 ft	-4,311 ft
FRIO-GRETA (Frio)	4,785 ft	-4,731 ft
MIDDLE FRIO (Frio)	5,400 ft	-5,346 ft
LOWER FRIO (Frio)	6,100 ft	-6,046 ft
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 (7)

Interval	Type
4,382–4,387 ft	Perforated
5,045–5,050 ft	Perforated
5,052–5,056 ft	Perforated
5,134–5,140 ft	Perforated
5,239–5,278 ft	Perforated
5,500–5,506 ft	Perforated
5,847–5,855 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	1,536 ft	770 sx
2.875"	5,802 ft	—
7"	6,098 ft	1,310 sx

Permit History (6)

#721487 Recompletion Final Completion

THOMAS O'CONNOR 'C' · 6,100 ft

2011-08-05

Spud 2011-08-08

#681200 Recompletion Final Completion

THOMAS O'CONNOR "C" · 6,100 ft

2009-05-18

Spud 2009-05-13

#634904 Recompletion Final Completion

O'CONNOR, THOMAS "C" · 6,100 ft

2007-03-15

Spud 2007-04-19

#538319 Recompletion Final Completion

O'CONNOR, THOMAS "C" · 6,100 ft

2003-12-09

Spud 2004-01-30

#505326 Recompletion Final Completion

O'CONNOR, THOMAS 'C' · 6,100 ft

2001-02-14

Spud 2001-02-13

#182839 Drill Final Completion

O'CONNOR, THOMAS "C" · 7,000 ft

1982-12-31

Spud 1983-02-22

Applications (6)

#721487 A HILCORP ENERGY COMPANY

received 2011-08-02

#681200 A HILCORP ENERGY COMPANY

received 2009-05-12

#634904 A HILCORP ENERGY COMPANY

received 2007-03-08

#538319 A HILCORP ENERGY COMPANY

received 2003-11-06

#505326 A HILCORP ENERGY COMPANY

received 2001-02-14

#182839 A QUINTANA PET. CORP.

received 1982-12-31

Records & Logs

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

W-2/G-1 2011-08-25

W-2/G-1 2009-06-03 log on file

W-2/G-1 2009-08-26

W-2/G-1 2007-04-30 log on file

W-2/G-1 2007-06-12

W-2/G-1 2004-02-12 log on file

+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: 84
Max Depth: 7,000 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: HILCORP ENERGY COMPANY
Completed: 1983-03-15

Operator

Name: HILCORP ENGY CO
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

42-391-31612

Regulatory Status

Production SummaryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Operator History

Lease Production

Formation Tops (8) Elevation 54 ft