42-251-34255

PRODUCING Horizontal

KING JOHN EDWARD

JOHNSON County · District 9 · FORMENTERA OPERATIONS LLC · NEWARK EAST (BARNETT SHALE)

Permits

1

Max Depth

9,000 ft

First Permit

2011-03-22

Latest Activity

2011-03-22

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-06-28

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.

Resolved via: productionFORMENTERA OPERATIONS LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-08

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 (3) Elevation 897 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BIG SALINE 5,923 ft-5,026 ft
LOWER MARBLE FALLS (Marble Falls)6,252 ft-5,355 ft
UPPER BARNETT SHALE (Barnett)6,361 ft-5,464 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 (12)

IntervalType
6,575–6,973 ftPerforated
6,575–11,923 ftPerforated
7,070–7,468 ftPerforated
7,565–7,963 ftPerforated
8,060–8,458 ftPerforated
8,555–8,953 ftPerforated
9,050–9,448 ftPerforated
9,545–9,943 ftPerforated
10,040–10,438 ftPerforated
10,535–10,933 ftPerforated
11,030–11,426 ftPerforated
11,525–11,923 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,103 ft340 sx
5.5"12,095 ft1,975 sx

Permit History (1)

Applications (1)

#712086 A DEVON ENERGY PRODUCTION CO, L.P.
received 2011-03-15

Records & Logs

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

W-2/G-1 2021-12-16
W-2/G-1 2011-10-12 log on file

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 JOHNSON County.

Well Details

Well Number
8H
Max Depth
9,000 ft
Drill Type
Horizontal
County
JOHNSON
District
9
Completed
2021-06-28

Operator

Location
AUSTIN
P-5 Status
X (filed 2026-06-11)
Cum Oil (all leases)
7,170,117 bbl
Cum Gas (all leases)
53,235,974 mcf
Activities
CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
71