42-161-32316

Final Completion

GILLIAM UNIT 1

FREESTONE County · District 5 · ENCANA OIL & GAS(USA) INC. · FREESTONE (COTTON VALLEY)

Permits

1

Max Depth

13,200 ft

First Permit

2002-02-28

Latest Activity

2002-02-28

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2002-04-27

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: ENCANA OIL & GAS(USA) INC. ≠ Production: DIVERSIFIED PRODUCTION LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: ENCANA OIL & GAS(USA) INC. ≠ Permit: MATADOR OPERATING COMPANY

Resolved via: productionDIVERSIFIED PRODUCTION LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2002-04

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 (8) Elevation 455 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
B/AUSITN CHALK4,160 ft-3,705 ft
B/AUSTIN CHALK4,160 ft-3,705 ft
RODESSA 7,501 ft-7,046 ft
PETTIT 7,924 ft-7,469 ft
COTTON VALLEY 10,520 ft-10,065 ft
BOSSIER SHALE (Bossier)11,425 ft-10,970 ft
COTTON VALLEY LIME (Cotton Valley)12,503 ft-12,048 ft
COTTON VALLEY LM (Cotton Valley)12,503 ft-12,048 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 (12)

IntervalType
11,541–11,547 ftPerforated
11,541–11,660 ftPerforated
11,567–11,660 ftPerforated
11,593–11,597 ftPerforated
11,657–11,660 ftPerforated
12,552–12,553 ftPerforated
12,552–12,683 ftPerforated
12,564–12,567 ftPerforated
12,594–12,597 ftPerforated
12,628–12,631 ftPerforated
12,663–12,664 ftPerforated
12,681–12,683 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,525 ft840 sx
5.5"12,835 ft1,155 sx

Permit History (1)

Applications (1)

#517843 A MATADOR OPERATING COMPANY
received 2002-02-25

Records & Logs

7 completion filings on record · 2 with log images at RRC.

W-2/G-1 2005-04-12
W-2/G-1 2003-01-29
W-2/G-1 2002-12-02
W-2/G-1 2002-09-11 log on file
W-2/G-1 2002-09-25
W-2/G-1 2002-08-05 log on file

+1 more filings

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 FREESTONE County.

Well Details

Well Number
1
Max Depth
13,200 ft
Drill Type
Vertical
County
FREESTONE
District
5
Completed
2002-04-27

Operator

Location
DENVER
P-5 Status
Inactive (filed 2019-12-19)
Cum Oil (all leases)
179,366,011 bbl
Cum Gas (all leases)
1,595,760,759 mcf
Total Permits
3,078