42-501-34954

Final Completion

CORNELL UNIT

YOAKUM County · District 8 · XTO ENERGY INC. · WASSON

Permits

3

Max Depth

5,600 ft

First Permit

2004-02-18

Latest Activity

2014-10-27

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2004-07-09

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: XTO ENERGY INC. ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)

Resolved via: productionHILCORP ENERGY COMPANY

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000110906 permitted 2014-09-24

Permitted Volume

2,000 bbl/d

Max Pressure

2,150 psi

Injection Interval

4,300–5,500 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

Lease Production

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

Formation Tops (8) Elevation 3,603 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 2,154 ft+1,449 ft
YATES 2,897 ft+706 ft
QUEEN 3,659 ft-56 ft
GRAYBURG 4,325 ft-722 ft
SAN ANDRES 4,581 ft-978 ft
TOP OF SAN ANDRES (San Andres)4,581 ft-978 ft
F1 GAS CAP4,679 ft-1,076 ft
FL GAS CAP4,679 ft-1,076 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 (2)

IntervalType
4,686–4,774 ftPerforated
4,906–5,257 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,185 ft800 sx
7"4,782 ft850 sx

Permit History (3)

Applications (3)

#797733 A XTO ENERGY INC.
received 2014-10-03
#542175 A XTO ENERGY INC.
received 2007-04-27
#542175 A XTO ENERGY INC.
received 2004-02-18

Records & Logs

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

W-2/G-1 2015-06-05
W-2/G-1 2004-08-04 log on file
W-2/G-1 2004-10-25

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 YOAKUM County.

Well Details

Well Number
6399GC
Max Depth
5,600 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2004-07-09

Operator

Location
SPRING
P-5 Status
X (filed 2026-04-08)
Cum Oil (all leases)
772,419,164 bbl
Cum Gas (all leases)
11,039,899,986 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
16,138