WELL · 42-317-35097 · DISTRICT 8

Prudie 9 #1

Y

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

Prudie 9 #1 (API 42-317-35097) is a well in Martin County operated by Diamondback E&P LLC, completed March 27, 2008 and listed as producing on the RRC schedule.

The RRC has issued 2 drilling permits between 2007 and 2017, permitted to 12,000 ft.

It was permitted by Endeavor Energy Resources L.P. and has since transferred to Diamondback E&P LLC on the wellbore schedule.

Completion filings report 11 formation tops, including Spraberry, Dean, Wolfcamp, Strawn.

Its lease has reported 75.7K barrels of oil and 65K mcf of gas since March 2008, last reporting in July 2026.

Operator of record

Diamondback E&P LLC

Permitted by Endeavor Energy Resources L.P.; the EWA schedule now lists a different operator.

Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,237 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 permitEndeavor Energy Resources L.P.Nov 10, 2017

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

12,000
total depth, ft
2
permits on file
Nov 10, 2017
last permit issued
Mar 27, 2008
completed
75.7K
cumulative oil, bbl
65K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Mar 2008 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Mar 27, 2008
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

32.367980, -101.818813

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
Prudie "9" O-10-38744Spraberry (Trend Area)Diamondback E&P LLC175.7K65KMar 2008 – Jul 2026

Oil, barrels lease total

Last 12 months 2,847 · prior 12 3,508(-19%)

05001K202420252026

Gas, mcf lease total

Last 12 months 2,607 · prior 12 1,171(+123%)

0200400600202420252026

Chain of custody

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

  1. 1Endeavor Energy Resources L.P.Mar 2008 → Dec 2024
  2. 2Diamondback E&P LLCJan 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
832959-99RecompletionEndeavor Energy Resources L.P.Nov 8, 2017Nov 10, 2017—11,121
648669-99DrillEndeavor Energy Resources L.P.Oct 30, 2007Nov 5, 2007Nov 10, 200712,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-38744————

Formation tops

As filed on W-2/G-1. Subsea from 2,607 ft elevation.Download CSV →

FormationMD ftSubsea
Spraberry7,125-4,518
Dean8,425-5,818
Wolfcamp8,750-6,143
Strawn10,175-7,568
Cisco——
Grayburg——
Pennsylvanian——
Queen——
San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H——
Santa Rosa——
Yates——

Perforations

Perforated and open-hole intervals.

FromToType
7,09711,024Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
12.7534317.5300 S
8.6254,76611700 S
4.511,1217.8751,605 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
00Feb 26, 2018Dec 21, 2017—
00Nov 8, 2008Apr 24, 2008Yes
00Oct 31, 2008——

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 →

Jack Mohr Unit 142-317-42964

0.8 KM · XTO Energy Inc. · Section with this well →

Santa Rosa9971,609
Yates2,202404
Queen3,292-686
Grayburg3,533-927
San Andres3,589-983
Spraberry6,852-4,246
Dean8,416-5,810
Wolfcamp8,623-6,017

10 TOPS · FIRST 8

Jack Mohr Unit 142-317-42972

0.8 KM · XTO Energy Inc. · Section with this well →

Santa Rosa9951,611
Yates2,199407
Queen3,300-694
Grayburg3,532-926
San Andres3,586-980
Spraberry6,852-4,246
Dean8,416-5,810
Wolfcamp8,618-6,012

10 TOPS · FIRST 8

Jack Mohr Unit 142-317-42971

0.8 KM · XTO Energy Inc. · Section with this well →

Santa Rosa9971,609
Yates1,5261,080
Queen2,55056
Grayburg3,305-699
San Andres3,534-928
Spraberry6,852-4,246
Dean8,416-5,810
Wolfcamp8,625-6,019

10 TOPS · FIRST 8

Jack Mohr Unit 142-317-42965

0.8 KM · XTO Energy Inc. · Section with this well →

Santa Rosa9961,619
Yates2,208407
Queen3,288-673
Grayburg3,537-922
San Andres3,595-980
Spraberry6,866-4,251
Dean8,430-5,815
Wolfcamp8,639-6,024

10 TOPS · FIRST 8

Jack Mohr Unit 142-317-42962

0.9 KM · XTO Energy Inc. · Section with this well →

Santa Rosa9971,618
Yates2,210405
Queen3,289-674
Grayburg3,538-923
San Andres3,604-989
Spraberry6,866-4,251
Dean8,430-5,815
Wolfcamp8,639-6,024

10 TOPS · FIRST 8

Jack Mohr Unit 142-317-42963

0.9 KM · XTO Energy Inc. · Section with this well →

Yates2,241374
Queen3,331-716
Grayburg3,738-1,123
San Andres3,791-1,176
Spraberry6,867-4,252
Dean8,431-5,816
Wolfcamp8,640-6,025
Santa Rosa10,059-7,444

10 TOPS · FIRST 8

Jack Mohr Unit 1&2 Allocation42-317-42975

0.9 KM · XTO Energy Inc. · Section with this well →

Santa Rosa1,0011,608
Yates2,201408
Queen3,309-700
Grayburg3,534-925
San Andres3,586-977
Spraberry6,853-4,244
Dean8,417-5,808
Wolfcamp8,626-6,017

10 TOPS · FIRST 8

Jack Mohr Unit 242-317-42900

0.9 KM · XTO Energy Inc. · Section with this well →

Santa Rosa1,0281,581
Yates2,201408
Queen3,300-691
Grayburg3,531-922
San Andres3,585-976
Spraberry6,836-4,227
Dean8,400-5,791
Wolfcamp8,609-6,000

11 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/31735097, documented in the API reference.