← Wells

42-505-34806

THOMASMA, RAY J.

ZAPATA County · District 4 · HILCORP ENERGY COMPANY

Permits

2

Max Depth

13,500 ft

First Permit

2003-08-14

Latest Activity

2022-04-01

Lifespan

19 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2003-11

Last Production

2026-07

Operator History

Chain of Custody

DEVON ENERGY PRODUCTION CO, L.P. 2003-2014→ LINN OPERATING, INC. 2014-2017→ LINN OPERATING, LLC 2017-2017→ HILCORP ENERGY COMPANY 2018-2026

Lease Production

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

Gas
production & DCA →

Formation Tops (5) Elevation 710 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN CITY 4,432 ft-3,722 ft
BASE QUEEN CITY (Queen City)5,825 ft-5,115 ft
MIDDLE WILCOX (Wilcox)11,320 ft-10,610 ft
PERDIDO11,820 ft-11,110 ft
LOBO UNCONFORMITY12,560 ft-11,850 ft

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
✓ 42-505-35115 THOMASMA, RAY J. 'C' · HILCORP ENERGY COMPANY
0.1 mi
BRUNI-LOPEZ 8,285'W-18 8,512'BLUE MKR 9,476'CORR 1 9,943'CHARCO 11,620'BASE CHARCO 11,798'
✓ 42-505-36639 THOMASMA, RAY J. · HILCORP ENERGY COMPANY
0.5 mi
Jackson 1,667'Yegua 2,167'Queen City 4,884'Wilcox 7,789'Cook Mountain —Miocene (undifferentiated) —
✓ 42-505-36130 THOMASMA, RAY J. "D" · HILCORP ENERGY COMPANY
0.6 mi
Jackson 140'Yegua 700'Queen City 900'Miocene (undifferentiated) 2,000'Wilcox 2,600'Cook Mountain 2,900'
✓ 42-479-39005 BMT AVIATOR · SMITH PRODUCTION INC.
1.2 mi
Wilcox 7,642'HINNANT 1 8,070'B SANDS 8,500'PICOSSO 8,700'PICOSO 8,700'PUIG 9,270'N/A —
✓ 42-479-40725 THOMASMA, RAY J. · HILCORP ENERGY COMPANY
1.3 mi
Queen City 4,500'Wilcox 7,830'Wilcox 8,070'Wilcox 11,300'Olmos —Eagle Ford —Cook Mountain —Escondido —Jackson —Catahoula —Edwards —Yegua —
✓ 42-505-36562 THOMASMA, RAY J. · HILCORP ENERGY COMPANY
1.6 mi
Jackson 140'Yegua 700'Queen City 900'Miocene (undifferentiated) 2,000'Wilcox 2,600'Cook Mountain 2,900'Queen City 4,485'Reklaw 5,820'Wilcox 7,820'
✓ 42-505-35594 HINNANT 307 'C' · KILLAM OIL CO., LTD.
2.2 mi
MIRANDO 1,520'Queen City 4,610'H-1 8,150'
✓ 42-479-37598 BMT/K&H "D" · SMITH PRODUCTION INC.
2.3 mi
Yegua 2,488'Queen City 4,365'Wilcox 7,040'TOP LWR WILCOX 8,604'Wilcox 9,400'PERDIDO STRAY 10,600'LWR PERDIDO A 10,800'LWR PERDIDO 10,800'

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 (4)

IntervalType
10,698–10,706 ftOpen hole
11,324–11,325 ftOpen hole
11,405–11,426 ftOpen hole
11,670–11,730 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,240 ft1,000 sx
9.625"7,688 ft335 sx
3.5"12,780 ft555 sx

Permit History (2)

#878520 Recompletion

THOMASMA, RAY J. · 12,800 ft

2022-04-01

#535323 Drill Final Completion

THOMASMA, RAY J. · 13,500 ft

2003-08-14

Spud 2003-09-19

Applications (2)

#878520 A HILCORP ENERGY COMPANY
received 2022-03-28
#535323 A DEVON ENERGY PRODUCTION CO, L.P.
received 2003-08-14

Records & Logs

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

W-2/G-1 2015-08-17
W-2/G-1 2003-12-15 log on file
W-2/G-1 2004-02-03
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 27.268566
Lon -99.007650

Well Details

Well Number
9
Max Depth
13,500 ft
Drill Type
Vertical
County
ZAPATA
District
4
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