42-127-38243

PRODUCING Horizontal

STUMBERG RANCH

DIMMIT County · District 1 · JAVELIN ENERGY PARTNERS MGMT LLC · BRISCOE RANCH (EAGLEFORD)

Permits

1

Max Depth

8,600 ft

First Permit

2019-10-07

Latest Activity

2019-10-07

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2020-02-26

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: JAVELIN ENERGY PARTNERS MGMT LLC ≠ Permit: SN EF MAVERICK, LLC

Resolved via: productionJAVELIN ENERGY PARTNERS MGMT LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2020-02

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 607 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ESCONDIDO - DISPOSAL (Escondido)3,035 ft-2,428 ft
OLMOS - DISPOSAL (Olmos)4,418 ft-3,811 ft
SAN MIGUEL - H2S (San Miguel)5,568 ft-4,961 ft
AUSTIN CHALK - H2S (Austin Chalk)6,624 ft-6,017 ft
EAGLE FORD - H2S (Eagle Ford)7,200 ft-6,593 ft
EDWARDS - H2S (Edwards)
GEORGETOWN - H2S (Georgetown)
GLEN ROSE - DISPOSAL (Glen Rose)
PEARSALL

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-127-38242 STUMBERG RANCH · SN EF MAVERICK, LLC
0.0 mi
Escondido 3,037'Olmos 4,428'San Miguel 5,554'Austin Chalk 6,614'Eagle Ford 7,197'Georgetown Pearsall Glen Rose Edwards
42-127-38244 STUMBERG RANCH · SN EF MAVERICK, LLC
0.0 mi
Escondido 3,035'Olmos 4,411'San Miguel 5,563'Austin Chalk 6,625'Eagle Ford 7,199'Georgetown Pearsall Glen Rose Edwards
42-127-38245 STUMBERG RANCH · SN EF MAVERICK, LLC
0.0 mi
Escondido 3,036'Olmos 4,403'San Miguel 5,564'Austin Chalk 6,626'Eagle Ford 7,199'Georgetown Pearsall Glen Rose Edwards
42-127-38246 STUMBERG RANCH · SN EF MAVERICK, LLC
0.0 mi
Escondido 3,029'Olmos 4,410'San Miguel 5,565'Austin Chalk 6,622'Eagle Ford 7,199'Georgetown Pearsall Glen Rose Edwards
42-127-38251 BRISCOE CATARINA NORTH · SN EF MAVERICK, LLC
0.8 mi
Escondido 2,971'Olmos 4,305'San Miguel 5,438'Austin Chalk 6,471'Eagle Ford 7,076'Georgetown Pearsall Glen Rose Edwards
42-127-38250 BRISCOE CATARINA NORTH · SN EF MAVERICK, LLC
0.8 mi
Escondido 2,969'Olmos 4,309'San Miguel 5,442'Austin Chalk 6,479'Eagle Ford 7,097'Georgetown Pearsall Glen Rose Edwards
42-127-38249 BRISCOE CATARINA NORTH · SN EF MAVERICK, LLC
0.8 mi
Escondido 2,973'Olmos 4,311'San Miguel 5,457'Austin Chalk 6,506'Eagle Ford 7,112'Georgetown Pearsall Glen Rose Edwards
42-127-38248 BRISCOE CATARINA NORTH · SN EF MAVERICK, LLC
0.8 mi
Escondido 2,982'Olmos 4,320'San Miguel 5,463'Austin Chalk 6,513'Eagle Ford 7,120'Georgetown Pearsall Glen Rose Edwards

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
9,017–12,330 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,638 ft400 sx
5.5"12,429 ft2,090 sx

Permit History (1)

Applications (1)

#857672 A SN EF MAVERICK, LLC
received 2019-10-02

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2020-08-21 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.

Lat 28.368610
Lon -99.727771

Well Details

Well Number
16HB
Max Depth
8,600 ft
Drill Type
Horizontal
County
DIMMIT
District
1
Completed
2020-02-26

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
228