42-393-31974

WATERFIELD C

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

Permits

Max Depth

11,300 ft

First Permit

2007-05-31

Latest Activity

2010-02-26

Lifespan

3 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2007-08-22

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

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 (9) Elevation 2,818 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
DOUGLAS	690 ft	+2,128 ft
TOP BROWN DOLOMITE (Brown Dolomite)	4,121 ft	-1,303 ft
BASE HEEBNER	6,903 ft	-4,085 ft
3ANSAS CITY	8,064 ft	-5,246 ft
MARMATON	8,982 ft	-6,164 ft
GRANITE WASH	9,406 ft	-6,588 ft
NOVI	10,585 ft	-7,767 ft
TOP 13 FINGER	10,668 ft	-7,850 ft
MORROW	10,810 ft	-7,992 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)

Interval	Type
7,250–7,268 ft	Perforated
9,615–9,692 ft	Perforated
9,950–10,092 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	2,840 ft	940 sx
5.5"	11,200 ft	355 sx

Permit History (2)

#691886 Recompletion Y

WATERFIELD "C" · 11,300 ft

2010-02-26

Spud 2009-12-28

#639017 Drill Final Completion

WATERFIELD "C" · 11,300 ft

2007-05-31

Spud 2007-06-17

Applications (2)

#691886 A UNIT PETROLEUM COMPANY

received 2010-02-25

#639017 A UNIT PETROLEUM COMPANY

received 2007-05-15

Records & Logs

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

W-2/G-1 2010-03-26 log on file

W-2/G-1 2010-05-07

W-2/G-1 2007-10-15 log on file

W-2/G-1 2007-11-19

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: 8
Max Depth: 11,300 ft
Drill Type: Vertical
County: ROBERTS
District: 10
Operator: UNIT PETROLEUM COMPANY
Completed: 2007-08-22

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