42-391-31997

PRODUCING

T-C OIL CO.- O CONNOR

REFUGIO County · District 2 · T-C OIL COMPANY LLC · LAKE PASTURE (H-440 SAND)

Permits

3

Max Depth

4,600 ft

First Permit

1989-08-08

Latest Activity

2017-08-10

Lifespan

28 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-07-07

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

Lease Production

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

Formation Tops (9) Elevation 59 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LAGARTO 1 ft+58 ft
EOCENE2,180 ft-2,121 ft
MIOCENE (Miocene (undifferentiated))3,020 ft-2,961 ft
MIOCENE (Miocene (undifferentiated))3,125 ft-3,066 ft
CATAHOULA 3,670 ft-3,611 ft
CATAHOULA 3,695 ft-3,636 ft
GRETA 4,350 ft-4,291 ft
GRETA 4,364 ft-4,305 ft
LAGARTO

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
42-391-33318 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.1 mi
Miocene (undifferentiated) 2,480'Catahoula 3,750'Greta 4,370'Lagarto Jackson Frio
42-391-33307 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.2 mi
Miocene (undifferentiated) 2,405'Catahoula 3,700'Greta 4,370'Jackson Frio Lagarto
42-391-33324 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.2 mi
Miocene (undifferentiated) 2,200'Catahoula 3,720'Greta 4,375'Lagarto Frio Jackson
42-391-33308 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.2 mi
Miocene (undifferentiated) 2,300'Catahoula 3,735'Greta 4,375'Lagarto Jackson Frio
42-391-33315 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.3 mi
Miocene (undifferentiated) 2,305'Catahoula 3,760'Greta 4,380'Lagarto Jackson Frio
42-391-30026 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.3 mi
Miocene (undifferentiated) 2,240'Catahoula 3,705'Greta 4,370'Frio 5,095'
42-391-33334 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.3 mi
Miocene (undifferentiated) 2,396'Catahoula 3,715'Greta 4,362'Lagarto Jackson Frio
42-391-33177 T-C OIL CO. - O'CONNOR · T-C OIL COMPANY, LLC
0.3 mi
Miocene (undifferentiated) 2,500'Jackson 2,500'Catahoula 3,690'Frio 3,690'Catahoula 4,375'Greta 4,375'Jackson Frio Lagarto

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
4,364–4,367 ftPerforated
4,416–4,420 ftPerforated
4,424–4,432 ftPerforated
4,505–4,511 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,511 ft750 sx
5.5"4,656 ft830 sx

Records & Logs

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

W-2/G-1 2023-07-11
W-2/G-1 2017-08-17
W-2/G-1 2006-10-30 log on file
W-2/G-1 2006-11-28
W-2/G-1 1989-12-04
W-2/G-1 1989-10-05 log on file

+1 more 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.

Lat 28.424926
Lon -97.072991

Well Details

Well Number
84
Max Depth
4,600 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
2023-07-07

Operator

Location
REFUGIO
P-5 Status
Active (filed 2025-12-03)
Cum Oil (all leases)
13,683,333 bbl
Cum Gas (all leases)
22,912,895 mcf
Activities
CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
283