42-477-31046

PRODUCING Horizontal

MCMAHAN UNIT

WASHINGTON County · District 3 · MAGNOLIA OIL & GAS OPERATING LLC · GIDDINGS (AUSTIN CHALK-3)

Permits

2

Max Depth

11,500 ft

First Permit

2017-09-21

Latest Activity

2017-09-21

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2017-11-01

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: MAGNOLIA OIL & GAS OPERATING LLC ≠ Permit: ENERVEST OPERATING, L.L.C.

Resolved via: productionMAGNOLIA OIL & GAS OPERATING LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-11

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 (5) Elevation 316 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
WILCOX - DISPOSAL (Wilcox)3,078 ft-2,762 ft
NAVARRO 7,998 ft-7,682 ft
PECAN GAP 9,508 ft-9,192 ft
AUSTIN CHALK 10,434 ft-10,118 ft
CAPROCK - DISPOSAL (Caprock)

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
42-477-31070 MCMAHAN UNIT · ENERVEST OPERATING, L.L.C.
0.0 mi
Wilcox 3,399'Midway 6,895'Navarro 7,976'Taylor 8,481'Pecan Gap 9,507'Austin Chalk 10,426'Caprock
42-477-31069 MCMAHAN UNIT · ENERVEST OPERATING, L.L.C.
0.0 mi
Wilcox 3,377'Midway 6,621'Navarro 8,021'Taylor 8,538'Pecan Gap 9,535'Austin Chalk 10,433'Caprock
42-477-31263 JILANA JO UNIT · MAGNOLIA OIL & GAS OPERATING LLC
0.4 mi
Midway 7,062'NEVARRO 7,892'Navarro 7,892'TYLER 8,401'PACCON GAP 9,433'Pecan Gap 9,433'Pecan Gap 9,887'Austin Chalk 10,302'Caprock Wilcox
42-477-31264 JILANA JO UNIT · MAGNOLIA OIL & GAS OPERATING LLC
0.4 mi
Midway 7,134'MID WAY 7,134'NEVARRO 7,995'Navarro 7,995'TYLER 8,473'Pecan Gap 9,484'Austin Chalk 10,398'Caprock Wilcox
42-477-31265 JILANA JO UNIT · MAGNOLIA OIL & GAS OPERATING LLC
0.4 mi
Midway 7,125'NEVARRO 7,966'Navarro 7,966'TYLER 8,440'Pecan Gap 9,468'Austin Chalk 10,381'Caprock Wilcox
42-477-31244 RIDGE FOX · MAGNOLIA OIL & GAS OPERATING LLC
0.4 mi
Wilcox 3,308'Midway 7,110'Navarro 7,936'TYLER 8,447'Pecan Gap 9,462'Austin Chalk 10,406'Caprock Wilcox
42-477-31243 RIDGE OAK · MAGNOLIA OIL & GAS OPERATING LLC
0.4 mi
Wilcox 3,298'Midway 7,110'Navarro 7,936'TYLER 8,447'Pecan Gap 9,462'Austin Chalk 10,406'Caprock Wilcox
42-477-31242 RIDGE SIXERS · MAGNOLIA OIL & GAS OPERATING LLC
0.4 mi
Wilcox 3,300'Midway 7,112'NEVARRO 7,956'TYLER 8,447'PACCON GAP 9,475'Austin Chalk 10,423'Caprock Wilcox

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
10,740–15,512 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"3,016 ft1,125 sx
7.625"10,515 ft615 sx

Permit History (2)

Applications (2)

#828208 A ENERVEST OPERATING, L.L.C.
received 2018-04-27
#828208 A ENERVEST OPERATING, L.L.C.
received 2017-06-26

Records & Logs

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

W-2/G-1 2018-05-22 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 30.244536
Lon -96.634482

Well Details

Well Number
2H
Max Depth
11,500 ft
Drill Type
Horizontal
County
WASHINGTON
District
3
Completed
2017-11-01

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-05-06)
Cum Oil (all leases)
73,106,082 bbl
Cum Gas (all leases)
451,822,685 mcf
Activities
CSGD/G, CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
599