42-507-32193

SHUT IN

BIG WELLS /SAN MIGUEL/ UNIT

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

Permits

1

Max Depth

5,600 ft

First Permit

1986-05-27

Latest Activity

1986-05-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1986-07-22

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: FLINT OAK ENERGY LLC ≠ Permit: SUN EXPL. & PROD. CO.-CORPUS

Resolved via: productionFLINT OAK ENERGY, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000061484 permitted 1986-10-08

Permitted Volume

1,500 bbl/d

Max Pressure

2,700 psi

Injection Interval

5,460–5,560 ft

Injected (12mo)

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 670 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN MIGUEL SAND (San Miguel)5,465 ft-4,795 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
5,465–5,494 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,487 ft675 sx
5.5"5,599 ft685 sx

Permit History (1)

Applications (2)

#302586 A SUN EXPL. & PROD. CO.-CORPUS
received 1986-07-09
#302586 A SUN EXPL. & PROD. CO.-CORPUS
received 1986-05-27

Records & Logs

2 completion filings on record.

W-2/G-1 1986-11-14
W-2/G-1 1986-11-20

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 ZAVALA County.

Well Details

Well Number
608
Max Depth
5,600 ft
Drill Type
Vertical
County
ZAVALA
District
1
Completed
1986-07-22

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