WELL · 42-317-41246 · DISTRICT 8

Doolittle 3 #403LS

Y

Martin County · Spraberry (Trend Area) field · Producing  · Horizontal

Doolittle 3 #403LS (API 42-317-41246) is a horizontal well in Martin County operated by Diamondback E&P LLC, completed June 12, 2023 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued February 1, 2018, permitted to 10,100 ft.

It was permitted by Lario Oil & Gas Company and has since transferred to Diamondback E&P LLC on the wellbore schedule.

Completion filings report 10 formation tops, including Santa Rosa, Yates, Queen, Grayburg.

Its lease has reported 298K barrels of oil and 576K mcf of gas since October 2018, last reporting in July 2026.

Operator of record

Diamondback E&P LLC

Permitted by Lario Oil & Gas Company; the EWA schedule now lists a different operator.

Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,231 permits on file · (855) 247-5920

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleDiamondback E&P LLC
Production reportsDiamondback E&P LLCthrough Apr 2026
Latest permitLario Oil & Gas CompanyFeb 1, 2018

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

10,100
total depth, ft
1
permits on file
Feb 1, 2018
last permit issued
Jun 12, 2023
completed
298K
cumulative oil, bbl
576K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 2018 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 12, 2023
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

32.224392, -101.759799

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Martin 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
Doolittle 3 O-10-53887Spraberry (Trend Area)Diamondback E&P LLC1298K576KOct 2018 – Jul 2026

Oil, barrels lease total

Last 12 months 9,803 · prior 12 14,865(-34%)

02K4K202420252026

Gas, mcf lease total

Last 12 months 52,472 · prior 12 60,579(-13%)

05K10K202420252026

Chain of custody

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

  1. 1Lario Oil & Gas CompanyNov 2018 → Feb 2023
  2. 2Diamondback E&P LLCMar 2023 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
835707-99DrillLario Oil & Gas CompanyJan 26, 2018Feb 1, 2018May 28, 201810,100

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-53887————

Formation tops

As filed on W-2/G-1. Subsea from 2,593 ft elevation.Download CSV →

FormationMD ftSubsea
Santa Rosa8391,754
Yates1,916677
Queen2,842-249
Grayburg3,584-991
San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H3,835-1,242
Spraberry6,876-4,283
Dean8,189-5,596
Wolfcamp8,386-5,793
Cisco——
Pennsylvanian——

Perforations

Perforated and open-hole intervals.

FromToType
9,98819,572Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,39717.51,130 S
9.6259,00012.251,285 S
5.519,9368.53,785 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
00Sep 22, 2023Aug 21, 2023—
00Oct 21, 2020Sep 17, 2020Yes
00Jul 7, 2020Apr 23, 2020Yes

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) and the University Lands library. 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 →

Doolittle42-317-42872

0.0 KM · Lario Oil & Gas Company · Section with this well →

Santa Rosa8661,726
Yates2,145447
Queen2,965-373
Grayburg3,547-955
San Andres3,758-1,166
Spraberry6,866-4,274
Cisco—
Wolfcamp—

10 TOPS · FIRST 8

Doolittle 242-317-41014

0.0 KM · Lario Oil & Gas Company · Section with this well →

Santa Rosa8391,753
Yates2,149443
Queen3,019-427
Grayburg3,554-962
San Andres3,882-1,290
Spraberry6,884-4,292
Dean8,202-5,610
Wolfcamp8,393-5,801

10 TOPS · FIRST 8

Doolittle42-317-41013

0.0 KM · Lario Oil & Gas Company · Section with this well →

Santa Rosa8391,753
Yates2,150442
Queen3,018-426
Grayburg3,554-962
San Andres3,875-1,283
Spraberry6,867-4,275
Dean8,194-5,602
Wolfcamp8,387-5,795

10 TOPS · FIRST 8

Doolittle 1342-317-44032

0.0 KM · Lario Oil & Gas Company · Section with this well →

Santa Rosa8681,724
Yates2,151441
Queen2,977-385
Grayburg3,540-948
San Andres3,734-1,142
Spraberry6,848-4,256
Cisco—
Pennsylvanian—

10 TOPS · FIRST 8

Matchless 2842-317-44323

0.2 KM · Fourpoint Energy, LLC · Section with this well →

Santa Rosa8651,725
Yates2,132458
Queen2,980-390
Grayburg3,538-948
San Andres3,844-1,254
Spraberry6,848-4,258
Dean8,169-5,579
Wolfcamp8,370-5,780

10 TOPS · FIRST 8

Matchless 2842-317-44326

0.2 KM · Fourpoint Energy, LLC · Section with this well →

Santa Rosa8641,727
Yates2,135456
Queen2,979-388
Grayburg3,540-949
San Andres3,837-1,246
Spraberry6,845-4,254
Cisco—
Dean—

10 TOPS · FIRST 8

Matchless 2842-317-44348

0.2 KM · Fourpoint Energy, LLC · Section with this well →

Santa Rosa8641,726
Yates2,138452
Queen2,983-393
Grayburg3,538-948
San Andres3,838-1,248
Clear Fork5,564-2,974
Spraberry6,841-4,251
Dean8,171-5,581

10 TOPS · FIRST 8

Matchless 2842-317-44349

0.2 KM · Fourpoint Energy, LLC · Section with this well →

Santa Rosa8621,728
Yates2,135455
Queen2,978-388
Grayburg3,536-946
San Andres3,831-1,241
Clear Fork5,558-2,968
Spraberry6,847-4,257
Dean8,165-5,575

10 TOPS · FIRST 8

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.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/31741246, documented in the API reference.