42-105-36737

INJECTION

SHANNON ESTATE -B-

CROCKETT County · District 7 · CLARK OIL CO. · SHANNON (SAN ANDRES)

Permits

2

Max Depth

2,736 ft

First Permit

1994-12-14

Latest Activity

1994-12-14

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1995-03-06

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: CLARK OIL CO. ≠ Permit: ENERGY PRODUCTION CORPORATION

Resolved via: productionCLARK OIL CO.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000082423 permitted 1998-06-25

Permitted Volume

6,000 bbl/d

Max Pressure

1,000 psi

Injection Interval

2,100–2,450 ft

Injected (12mo)

262,301 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-07-01)

Lease Production

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

Formation Tops (3) Elevation 2,374 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 1,062 ft+1,312 ft
LOWER QUEEN (Queen)1,824 ft+550 ft
SAN ANDRES 2,058 ft+316 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
2,108–2,442 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"662 ft300 sx
7"2,736 ft490 sx

Permit History (2)

Applications (2)

#430999 A ENERGY PRODUCTION CORPORATION
received 1995-02-10
#430999 A ENERGY PRODUCTION CORPORATION
received 1994-12-14

Records & Logs

2 completion filings on record.

W-2/G-1 1995-04-05
W-2/G-1 1995-04-12
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 CROCKETT County.

Well Details

Well Number
36A
Max Depth
2,736 ft
Drill Type
Vertical
County
CROCKETT
District
7
Operator
CLARK OIL CO.
Completed
1995-03-06

Operator

Location
DALLAS
P-5 Status
Active (filed 2025-10-14)
Cum Oil (all leases)
852,469 bbl
Cum Gas (all leases)
93 mcf
Activities
OPRS/G, OPRS/O