42-393-32109

PRODUCING

MCMORDIE 86

ROBERTS County · District 10 · MEWBOURNE OIL COMPANY · ST. CLAIR (GRANITE WASH)

Permits

1

Max Depth

10,300 ft

First Permit

2008-04-18

Latest Activity

2008-04-18

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-06-01

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-06

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 (2) Elevation 2,884 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CLEVELAND 8,400 ft-5,516 ft
GRANITE WASH 8,992 ft-6,108 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 (1)

IntervalType
9,397–10,048 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,488 ft1,250 sx
4.5"10,090 ft350 sx

Permit History (1)

Applications (1)

#658780 A MEWBOURNE OIL COMPANY
received 2008-04-03

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2008-06-03 log on file
W-2/G-1 2008-09-16

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
864
Max Depth
10,300 ft
Drill Type
Vertical
County
ROBERTS
District
10
Completed
2008-06-01

Operator

Location
TYLER
P-5 Status
Active (filed 2026-05-21)
Cum Oil (all leases)
48,864,987 bbl
Cum Gas (all leases)
768,985,959 mcf
Activities
CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
2,022