42-321-31843

Final Completion

SILVA GAS UNIT

MATAGORDA County · District 3 · UNIT PETROLEUM COMPANY · NANCE (TEX-MISS #10)

Permits

4

Max Depth

11,400 ft

First Permit

2000-08-24

Latest Activity

2002-11-04

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2000-10-13

Shut-In

Plugged

2013-05-16

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2000-10

Last Production

2013-05

Lease Production

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

Formation Tops (4) Elevation 55 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BASE OF MIOCENE (Miocene (undifferentiated))6,050 ft-5,995 ft
TOP OF FRIO (Frio)7,250 ft-7,195 ft
TOP OF LOWER FRIO (Frio)9,950 ft-9,895 ft
TOP OF LWR FRIO9,950 ft-9,895 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 (3)

IntervalType
9,952–9,982 ftPerforated
10,417–10,424 ftPerforated
10,501–10,512 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,500 ft960 sx
7"10,480 ft390 sx

Permit History (4)

Applications (4)

#525236 A UNIT PETROLEUM COMPANY
received 2002-11-04
#515715 A UNIT PETROLEUM COMPANY
received 2001-11-29
#498812 A UNIT PETROLEUM COMPANY
received 2000-11-06
#498812 A UNIT PETROLEUM COMPANY
received 2000-08-24

Records & Logs

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

W-2/G-1 2002-11-07 log on file
W-2/G-1 2002-12-04
W-2/G-1 2001-12-03 log on file
W-2/G-1 2001-12-12
W-2/G-1 2001-01-26 log on file
W-2/G-1 2001-02-12

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 MATAGORDA County.

Well Details

Well Number
1X
Max Depth
11,400 ft
Drill Type
Vertical
County
MATAGORDA
District
3
Completed
2000-10-13

Operator

Location
TULSA
P-5 Status
Active (filed 2025-01-13)
Cum Oil (all leases)
8,610,362 bbl
Cum Gas (all leases)
788,031,686 mcf
Activities
CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
1,100