42-317-43284

PRODUCING Horizontal

BLAGRAVE K 31-43

MARTIN County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,500 ft

First Permit

2020-11-16

Latest Activity

2020-11-16

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-09-01

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: DE3 OPERATING LLC

Resolved via: productionPIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2021-09

Last Production

2026-07

Operator History

originally filed by DE3 OPERATING LLC — asset transferred

Lease Production

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

Formation Tops (10) Elevation 2,717 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 981 ft+1,736 ft
GRAYBURG 3,377 ft-660 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)3,650 ft-933 ft
SPRABERRY 7,057 ft-4,340 ft
DEAN 8,391 ft-5,674 ft
WOLFCAMP 8,629 ft-5,912 ft
CISCO
PENNSYLVANIAN
QUEEN
YATES

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
42-317-43285 BLAGRAVE K 31-43 · DE3 OPERATING LLC
0.0 mi
Santa Rosa 994'Yates 2,226'Queen 2,781'Grayburg 3,374'San Andres 3,647'Spraberry 7,060'Wolfcamp Dean Pennsylvanian Cisco
42-317-43283 BLAGRAVE L 31-43 · DE3 OPERATING LLC
0.0 mi
Santa Rosa 1,017'Yates 2,226'Queen 2,933'Grayburg 3,369'San Andres 3,645'Spraberry 7,049'Dean 8,395'Wolfcamp 8,635'Pennsylvanian Cisco
42-317-43286 BLAGRAVE J 31-43 · DE3 OPERATING LLC
0.1 mi
Santa Rosa 999'Santa Rosa 1,000'Yates 2,224'Queen 2,939'Grayburg 3,289'Grayburg 3,374'San Andres 3,471'San Andres 3,654'Spraberry 7,050'Spraberry 7,055'Dean 8,393'Dean 8,396' +4 more
42-317-43287 BLAGRAVE I 31-43 · DE3 OPERATING LLC
0.1 mi
Santa Rosa 1,000'Santa Rosa 1,016'Yates 2,226'Queen 2,938'Grayburg 3,289'Grayburg 3,374'San Andres 3,473'San Andres 3,656'Spraberry 7,044'Spraberry 7,053'Dean 8,382'Dean 8,392' +4 more
42-317-43288 BLAGRAVE I 31-43 · DE3 OPERATING LLC
0.1 mi
Santa Rosa 1,000'Santa Rosa 1,001'Yates 2,221'Queen 2,942'Grayburg 3,292'Grayburg 3,374'San Andres 3,474'San Andres 3,660'Spraberry 7,047'Spraberry 7,053'Dean Pennsylvanian +2 more
42-317-42568 BLAGRAVE N 31-43 · DE3 OPERATING LLC
0.2 mi
Santa Rosa 1,000'Yates 2,222'Queen 2,775'Grayburg 3,482'San Andres 3,726'Spraberry 7,062'Dean 8,375'Cisco 8,500'Wolfcamp 8,607'Pennsylvanian
42-317-42574 BLAGRAVE O 31-43 · DE3 OPERATING LLC
0.2 mi
Santa Rosa 1,000'Yates 2,223'Queen 2,774'Grayburg 3,483'San Andres 3,725'Spraberry 7,057'Dean 8,378'Cisco 8,500'Wolfcamp 8,604'Pennsylvanian
42-317-42575 BLAGRAVE O 31-43 · DE3 OPERATING LLC
0.2 mi
Santa Rosa 1,000'Yates 2,226'Queen 2,779'Grayburg 3,486'San Andres 3,730'Spraberry 7,055'Cisco Dean Pennsylvanian Wolfcamp

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
9,124–24,395 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"445 ft380 sx
9.625"8,254 ft650 sx
5.5"24,425 ft2,800 sx

Permit History (1)

Applications (1)

#866069 A DE3 OPERATING LLC
received 2020-11-12

Records & Logs

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

W-2/G-1 2021-10-19 log on file
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.

Lat 32.466094
Lon -101.755742

Well Details

Well Number
4411H
Max Depth
9,500 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2021-09-01

Operator

Location
Y SPRING
P-5 Status
Active (filed 2025-08-01)
Cum Oil (all leases)
1,771,882,421 bbl
Cum Gas (all leases)
1,763,727,021 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
15,468