42-393-31579

PRODUCING

VOLLMERT B

ROBERTS County · District 10 · UNIT PETROLEUM COMPANY · MENDOTA NW. (GRANITE WASH)

Permits

Max Depth

11,200 ft

First Permit

2003-07-28

Latest Activity

2005-03-18

Lifespan

2 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2003-11-18

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2003-09

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 2,685 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
WOLFCAMP	3,992 ft	-1,307 ft
WOLFCMAP	3,992 ft	-1,307 ft
DOUGLAS	6,925 ft	-4,240 ft
KANSAS CITY	8,025 ft	-5,340 ft
KANSAS CITY	8,053 ft	-5,368 ft
GRANITE WASH	9,416 ft	-6,731 ft
ATOKA	10,665 ft	-7,980 ft
MORROW UPPER (Morrow)	11,026 ft	-8,341 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 (7)

Interval	Type
9,870–9,903 ft	Perforated
9,977–10,106 ft	Perforated
10,099–10,542 ft	Perforated
10,527–10,551 ft	Perforated
10,553–10,555 ft	Perforated
11,026–11,046 ft	Perforated
11,055–11,070 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	3,227 ft	1,305 sx
5.5"	10,850 ft	400 sx
5.5"	10,850 ft	—

Permit History (2)

#559214 Recompletion Final Completion

VOLLMERT 'B' · 11,200 ft

2005-03-18

#534718 Drill Final Completion

VOLLMERT "B" · 11,200 ft

2003-07-28

Spud 2003-08-07

Applications (2)

#559214 A UNIT PETROLEUM COMPANY

received 2005-03-18

#534718 A UNIT PETROLEUM COMPANY

received 2003-07-29

Records & Logs

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

W-2/G-1 2005-01-31 log on file

W-2/G-1 2005-02-07 log on file

W-2/G-1 2005-06-07

W-2/G-1 2004-01-29 log on file

W-2/G-1 2004-03-03

Completion packets + logs ↗ Wellbore 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 ROBERTS County.

Well Details

Well Number: 5
Max Depth: 11,200 ft
Drill Type: Vertical
County: ROBERTS
District: 10
Operator: UNIT PETROLEUM COMPANY
Completed: 2003-11-18

Operator

Name: UNIT PETRO CO
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