42-005-30308

SWR-10-WELL

PRESTON HEIRS UNIT

ANGELINA County · District 6 · ATLAS OPERATING LLC · ROCKY SPRINGS (U.G.R.)

Permits

Max Depth

12,400 ft

First Permit

2007-05-15

Latest Activity

2018-03-09

Lifespan

11 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-03-16

Shut-In

—

Plugged

—

P-5 Org Status: H

EWA / Permit operator mismatch

Scheduling: ATLAS OPERATING LLC ≠ Permit: WEATHERLY OIL & GAS, LLC

Resolved via: production → ATLAS OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-09

Last Production

2026-07

Operator History

Chain of Custody

ENCANA OIL & GAS(USA) INC. 2007-2010→ SND OPERATING, L.L.C. 2011-2017→ WEATHERLY OIL & GAS, LLC 2017-2019→ BRG LONE STAR LTD. 2019-2026→ ATLAS OPERATING LLC 2026-2026

Lease Production

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

Formation Tops (9) Elevation 282 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
NACATOCH	5,540 ft	-5,258 ft
NACOTOCH	5,540 ft	-5,258 ft
GLEN ROSE	7,440 ft	-7,158 ft
RODESSA	8,922 ft	-8,640 ft
JAMES (James Lime)	9,523 ft	-9,241 ft
PETTIT	9,798 ft	-9,516 ft
PETTET (Pettit)	10,200 ft	-9,918 ft
TRAVIS PEAK	10,400 ft	-10,118 ft
TRAVIS PEAK	10,448 ft	-10,166 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section

✓ 42-005-30268 PRESTON HEIRS UNIT · WEATHERLY OIL & GAS, LLC

0.6 mi

Austin Chalk 4,727'Massive Anhydrite (marker) 9,045'Travis Peak 10,692'Pettit —Travis Peak —Glen Rose —

✓ 42-005-30267 CROSSMAN, STANLEY · WEATHERLY OIL & GAS, LLC

0.8 mi

NACOTOCH 5,540'Austin Chalk 5,790'Buda 6,189'Glen Rose 7,400'Glen Rose 7,440'James Lime 9,578'Pettit 9,850'Pettit 10,200'Travis Peak 10,400'Travis Peak 10,500'

✓ 42-005-30356 RYAN, E.M. UNIT · WEATHERLY OIL & GAS, LLC

1.0 mi

NACOTOCH 4,780'Glen Rose 7,370'James Lime 9,519'Pettit 9,790'Pettit 9,793'Travis Peak 10,438'Travis Peak 10,490'

✓ 42-073-31252 HILL, J. C. · SOUTHWESTERN ENERGY PROD. CO.

2.9 mi

Glen Rose 7,712'James Lime 9,904'Travis Peak 10,822'Glen Rose —James Lime —Travis Peak —

✓ 42-073-31257 SHELTON · SOUTHWESTERN ENERGY PROD. CO.

3.2 mi

Glen Rose 7,436'James Lime 9,637'Travis Peak 10,520'

✓ 42-073-31266 SHELTON · SOUTHWESTERN ENERGY PROD. CO.

3.2 mi

Glen Rose 8,625'James Lime 9,998'Travis Peak 10,895'

✓ 42-073-31301 SHELTON · SOUTHWESTERN ENERGY PROD. CO.

3.6 mi

Nacatoch 4,709'Woodbine 6,049'Paluxy 7,209'Glen Rose 8,306'Rodessa 9,118'James Lime 9,672'James Lime 9,738'Pettit 9,933'Pettit 10,198'Travis Peak 10,569'Sub-Clarksville —

✓ 42-073-31300 SHELTON · SOUTHWESTERN ENERGY PROD. CO.

3.6 mi

Glen Rose 8,229'Pettit 9,921'James Lime 9,945'Pettit 10,215'Travis Peak 10,275'Travis Peak 10,569'

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 (9)

Interval	Type
8,118–8,123 ft	Perforated
10,590–10,834 ft	Perforated
10,590–11,780 ft	Perforated
10,936–11,346 ft	Perforated
11,601–11,607 ft	Perforated
11,601–11,780 ft	Perforated
11,612–11,616 ft	Perforated
11,656–11,660 ft	Perforated
11,678–11,682 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	3,240 ft	950 sx
5.5"	11,864 ft	100 sx

Permit History (2)

#835596 Recompletion Final Completion

PRESTON HEIRS UNIT · 11,865 ft

2018-03-09

Spud 2018-03-02

#637328 Drill Final Completion

PRESTON HEIRS UNIT · 12,400 ft

2007-05-15

Spud 2007-08-18

Applications (2)

#835596 A WEATHERLY OIL & GAS, LLC

received 2018-01-24

#637328 A ENCANA OIL & GAS(USA) INC.

received 2007-04-18

Records & Logs

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

W-2/G-1 2018-04-06

W-2/G-1 2007-10-29 log on file

W-2/G-1 2008-01-07

Completion packets + logs ↗ Wellbore filings ↗

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.

Google Maps → Explorer Map →

Lat 31.490292

Lon -94.885839

Well Details

Well Number: 5
Max Depth: 12,400 ft
Drill Type: Vertical
County: ANGELINA
District: 6
Operator: ATLAS OPERATING LLC
Completed: 2018-03-16

Operator

Name: ATLAS OPER LLC
Location: HOUSTON
P-5 Status: H (filed 2026-03-09)
Cum Oil (all leases): 7,184,429 bbl
Cum Gas (all leases): 10,995,911 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits: 78