42-335-31363

Long String Casing

NORTH WESTBROOK UNIT

MITCHELL County · District 8 · BCE-MACH III LLC · WESTBROOK

Permits

1

Max Depth

3,300 ft

First Permit

1978-09-13

Latest Activity

1978-09-13

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-04-29

Shut-In

Plugged

!

EWA / Permit operator mismatch

Scheduling: BCE-MACH III LLC ≠ Permit: CHEVRON U. S. A. INC.

Resolved via: productionBCE-MACH III LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000080839 permitted 1994-04-14

Permitted Volume

800 bbl/d

Max Pressure

1,350 psi

Injection Interval

2,700–3,200 ft

Injected (12mo)

68,925 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-01-01)

Lease Production

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

Formation Tops (6) Elevation 2,150 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 1,465 ft+685 ft
SAN ANGELO 2,180 ft-30 ft
U. CLEARFORK2,380 ft-230 ft
UPPER CLEARFORK (Clear Fork)2,830 ft-680 ft
M. CLEARFORK2,837 ft-687 ft
MIDDLE CLEARFORK (Clear Fork)2,837 ft-687 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
589–620 ftPerforated
2,911–3,111 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"30 ft
2.875"3,001 ft
5.5"3,190 ft1,200 sx

Permit History (1)

Applications (1)

#32546 A CHEVRON U. S. A. INC.
received 1978-09-13

Records & Logs

5 completion filings on record.

W-2/G-1 2012-11-08
W-2/G-1 1994-10-24
W-2/G-1 1990-05-10
W-2/G-1 1990-05-10
W-2/G-1 1978-12-08

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 MITCHELL County.

Well Details

Well Number
6307
Max Depth
3,300 ft
Drill Type
Vertical
County
MITCHELL
District
8
Completed
1990-04-29

Operator

Location
OKLAHOMA CI, TY
P-5 Status
X (filed 2026-05-18)
Cum Oil (all leases)
2,920,146 bbl
Cum Gas (all leases)
26,737,346 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
10