42-199-32870

BLACKSTONE-DUFF GAS UNIT

HARDIN County · District 3 · SANCHEZ OIL & GAS CORPORATION

Permits

3

Max Depth

14,000 ft

First Permit

2002-10-18

Latest Activity

2003-12-31

Lifespan

1 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2003-02

Last Production

2026-07

Lease Production

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

Formation Tops (5) Elevation 91 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YEGUA 1 (Yegua)5,870 ft-5,779 ft
YEGUA I (Yegua)5,870 ft-5,779 ft
YEGUA 2 (Yegua)5,955 ft-5,864 ft
WILCOX 8,865 ft-8,774 ft
SEE ORIGINAL G-1

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 (4)

IntervalType
10,258–10,264 ftPerforated
10,925–10,931 ftPerforated
10,925–10,943 ftPerforated
10,936–10,943 ftPerforated

Casing (3)

SizeSet DepthCement
10.75"3,308 ft1,740 sx
7.625"10,527 ft1,090 sx
4.5"12,800 ft575 sx

Permit History (3)

Applications (3)

#540274 A SANCHEZ OIL & GAS CORPORATION
received 2003-12-31
#524767 A SANCHEZ OIL & GAS CORPORATION
received 2002-10-23
#524767 A SANCHEZ OIL & GAS CORPORATION
received 2002-10-18

Records & Logs

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

W-2/G-1 2010-12-02
W-2/G-1 2004-05-08
W-2/G-1 2003-04-01
W-2/G-1 2003-03-19 log on file
W-2/G-1 2003-04-14

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 HARDIN County.

Well Details

Well Number
1
Max Depth
14,000 ft
Drill Type
Vertical
County
HARDIN
District
3

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-03-11)
Cum Oil (all leases)
5,362,532 bbl
Cum Gas (all leases)
141,969,924 mcf
Activities
G/PUR, GTHS/G, OPRS/O
Total Permits
541