WELL · 42-415-35366 · DISTRICT 8

South Bass 78E #1

Y

Scurry County · Bass (Ellenburger) field · Producing  · Directional

South Bass 78e #1 (API 42-415-35366) is a well in Scurry County operated by Three Summits Operating LLC, completed May 12, 2021 and listed as producing on the RRC schedule.

The RRC has issued 2 drilling permits between 2018 and 2025, permitted to 8,300 ft.

Completion filings report 12 formation tops, including Yates, San Andres, Clear Fork, Wolfcamp.

Its lease has reported 37.1K barrels of oil and 16.5K mcf of gas since February 2018, last reporting in July 2026.

Operator of record

Three Summits Operating LLC

Grapevine, TX · P-5 Y, filed May 4, 2026 · 7 permits on file · (817) 683-6811

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleThree Summits Operating LLC
Production reportsThree Summits Operating LLCthrough Jan 2025
Latest permitThree Summits Operating LLCNov 17, 2025
8,300
total depth, ft
2
permits on file
Nov 17, 2025
last permit issued
May 12, 2021
completed
37.1K
cumulative oil, bbl
16.5K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Feb 2018 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
May 12, 2021
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

32.753521, -100.856042

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Scurry County.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
South Bass 78E O-11-70837Bass (Ellenburger)Three Summits Operating LLC137.1K16.5KFeb 2018 – Jul 2026

Oil, barrels lease total

Last 12 months 0 · prior 12 1,080(-100%)

0200400202420252026

Gas, mcf lease total

Last 12 months 0 · prior 12 208(-100%)

02040202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Three Summits Operating LLCJun 2018 → Dec 2024

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
911727-99RecompletionThree Summits Operating LLCNov 12, 2025Nov 17, 2025May 1, 20218,153
834613-99DrillThree Summits Operating LLCDec 28, 2017Jan 2, 2018Jan 29, 20188,300

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-11-70837————

Formation tops

As filed on W-2/G-1. Subsea from 2,452 ft elevation.Download CSV →

FormationMD ftSubsea
YatesYATES - HIGH FLUIDS AND/OR GAS F6161,836
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO1,3661,086
Clear ForkCLEARFORK2,38963
Wolfcamp4,067-1,615
Cisco6,845-4,393
CanyonCANYON - ACTIVE CO2 FLOOD7,044-4,592
Strawn7,285-4,833
Coleman JunctionCOLEMAN JUNCTION - POSSIBLE LOST——
Fuller Sand——
Glorieta——
Spraberry——
Wichita-AlbanyWICHITA——
Wichita-AlbanyWICHITA ALBANY - OVER PRESSURED——

Perforations

Perforated and open-hole intervals.

FromToType
7,1677,327Perforated
7,5057,537Perforated
7,6507,732Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,59712.25761 S
5.58,1468.751,165 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Dec 5, 2025Sep 22, 2025—
00May 7, 2019Mar 25, 2019Yes
00Mar 6, 2019Aug 3, 2018Yes

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Bass42-415-35372

1.6 KM · Three Summits Operating LLC · Section with this well →

Yates5471,815
San Andres1,3011,061
Clear Fork2,33923
Wolfcamp4,027-1,665
Glorieta—
Wichita-Albany—
Wichita-Albany—
Spraberry—

10 TOPS · FIRST 8

Bass 99-10242-415-35364

1.6 KM · Three Summits Operating LLC · Section with this well →

Yates5971,823
San Andres1,3671,053
Clear Fork2,39228
Wolfcamp4,100-1,680
Cisco6,834-4,414
Canyon7,039-4,619
Strawn7,267-4,847
Caddo7,421-5,001

16 TOPS · FIRST 8

Bass 10242-415-35365

2.1 KM · Three Summits Operating LLC · Section with this well →

Yates62,414
San Andres6771,743
Clear Fork2,39921
Wolfcamp4,091-1,671
Fuller Sand—
Glorieta—
Wichita-Albany—
Wichita-Albany—

10 TOPS · FIRST 8

Sacroc Unit42-415-35460

5.1 KM · Kinder Morgan Production Co LLC · Section with this well →

Yates8041,670
San Andres1,623851
Glorieta2,44925
Clear Fork2,617-143
Wichita-Albany4,285-1,811
Wichita-Albany4,285-1,811
Wolfcamp4,793-2,319
Coleman Junction4,793-2,319

11 TOPS · FIRST 8

Sacroc Unit42-415-35463

5.2 KM · Kinder Morgan Production Co LLC · Section with this well →

Yates8221,674
San Andres1,630866
Glorieta2,46036
Clear Fork2,641-145
Wichita-Albany4,292-1,796
Wichita-Albany4,292-1,796
Wolfcamp4,734-2,238
Coleman Junction4,734-2,238

12 TOPS · FIRST 8

Sacroc Unit42-415-35461

5.4 KM · Kinder Morgan Production Co LLC · Section with this well →

Yates7991,665
Yates7991,665
San Andres1,581883
San Andres1,581883
Glorieta2,41252
Clear Fork2,593-129
Wichita-Albany4,298-1,834
Wichita-Albany4,298-1,834

16 TOPS · FIRST 8

Sacroc Unit42-415-35455

5.4 KM · Kinder Morgan Production Co LLC · Section with this well →

Yates8051,674
San Andres1,605874
Glorieta2,42851
Clear Fork2,626-147
Wichita-Albany4,297-1,818
Wichita-Albany4,297-1,818
Wolfcamp4,740-2,261
Coleman Junction4,740-2,261

10 TOPS · FIRST 8

Walton, Sally42-415-33954

5.4 KM · Raw Oil & Gas, Inc. · Section with this well →

San Andres1,830659
Wolfcamp4,620-2,131
Cisco6,776-4,287
Canyon6,779-4,290
Strawn7,170-4,681
Mississippian7,820-5,331
Ellenburger7,934-5,445

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

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