42-251-32900

Final Completion Horizontal

ARMSTRONG JAMES

JOHNSON County · District 9 · JAVELIN ENERGY PARTNERS MGMT LLC · NEWARK EAST (BARNETT SHALE)

Permits

1

Max Depth

9,000 ft

First Permit

2008-05-14

Latest Activity

2008-05-14

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2022-06-01

Shut-In

Plugged

2025-09-04

!

EWA / Permit operator mismatch

Scheduling: JAVELIN ENERGY PARTNERS MGMT LLC ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.

Resolved via: schedulingJAVELIN ENERGY PARTNERS MGMT LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-10

Last Production

2025-08

Lease Production

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

Formation Tops (5) Elevation 860 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BIG SALINE 6,342 ft-5,482 ft
LOWER MARBLE FALLS (Marble Falls)6,702 ft-5,842 ft
LWR MARBLE FALLS6,702 ft-5,842 ft
UPPER BARNETT SHALE (Barnett)6,890 ft-6,030 ft
UPR BARNETT SHALE6,890 ft-6,030 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 (5)

IntervalType
7,503–8,584 ftPerforated
7,503–11,027 ftPerforated
8,735–9,816 ftPerforated
9,967–10,432 ftPerforated
10,583–11,027 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,311 ft430 sx
5.5"11,126 ft2,100 sx

Permit History (1)

Applications (1)

#660549 A DEVON ENERGY PRODUCTION CO, L.P.
received 2008-04-28

Records & Logs

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

W-2/G-1 2022-10-07
W-2/G-1 2008-12-15 log on file
W-2/G-1 2009-01-21

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
2022-06-01

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-02-24)
Cum Oil (all leases)
44,995,326 bbl
Cum Gas (all leases)
357,450,617 mcf
Activities
OPRS/G, OPRS/O
Total Permits
222