42-127-31578

Long String Casing

BIG WELLS /SAN MIGUEL/ UNIT

DIMMIT County · District 1 · FLINT OAK ENERGY LLC · BIG WELLS (SAN MIGUEL)

Permits

1

Max Depth

5,600 ft

First Permit

1977-09-09

Latest Activity

1977-09-09

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1977-10-23

Shut-In

Plugged

2026-05-20

!

EWA / Permit operator mismatch

Scheduling: FLINT OAK ENERGY LLC ≠ Permit: SUN EXPLORATION & PRODUCTION CO.

Resolved via: productionFLINT OAK ENERGY, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

H-1 Injection Plugged 2026-06-03 UIC #000000330 permitted 2023-01-04

Permitted Volume

2,000 bbl/d

Max Pressure

2,000 psi

Injection Interval

5,430–5,490 ft

Injected (12mo)

56,122 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-03-01)

Lease Production

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

Formation Tops (1) Elevation 574 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN MIGUEL 5,450 ft-4,876 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 ↗

Perforations (1)

IntervalType
5,450–5,490 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"181 ft130 sx
2.375"5,278 ft
4.5"5,567 ft850 sx

Permit History (1)

Applications (1)

#7167 A SUN EXPLORATION & PRODUCTION CO.
received 1977-09-09

Records & Logs

2 completion filings on record.

W-2/G-1 2025-01-21
W-2/G-1 1978-04-24

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 DIMMIT County.

Well Details

Well Number
1912
Max Depth
5,600 ft
Drill Type
Vertical
County
DIMMIT
District
1
Completed
1977-10-23

Operator

Location
MONTGOMERY
P-5 Status
Active (filed 2026-04-15)
Cum Oil (all leases)
675,155 bbl
Cum Gas (all leases)
737,870 mcf
Activities
OPRS/G, OPRS/O
Total Permits
14