42-317-46055

PRODUCING Horizontal

MADISON-CALLAWAY 27A

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

Permits

1

Max Depth

10,630 ft

First Permit

2024-06-07

Latest Activity

2024-06-07

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-03-25

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-08

Last Production

2026-07

Lease Production

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

Formation Tops (10) Elevation 2,851 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,326 ft+1,525 ft
YATES 2,557 ft+294 ft
QUEEN 3,413 ft-562 ft
GRAYBURG 3,824 ft-973 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,053 ft-1,202 ft
SPRABERRY 7,456 ft-4,605 ft
CISCO
DEAN
PENNSYLVANIAN
WOLFCAMP

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
42-317-46056 MADISON-CALLAWAY 27B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,326'Yates 2,559'Queen 3,417'Grayburg 3,827'San Andres 4,053'Clear Fork 6,108'Spraberry 7,456'Dean 8,807'Wolfcamp 9,011'Pennsylvanian Cisco
42-317-46057 MADISON-CALLAWAY 27C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,326'Yates 2,561'Queen 3,413'Grayburg 3,821'San Andres 4,050'Spraberry 7,457'Wolfcamp Pennsylvanian Cisco Dean
42-317-46058 MADISON-CALLAWAY 27D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,326'Queen 2,410'Yates 2,562'Queen 3,410'Grayburg 3,826'San Andres 4,050'Spraberry 7,458'Dean 8,812'Wolfcamp 9,018'Cisco Pennsylvanian
42-317-41502 RATTLESNAKE · CROWNQUEST OPERATING, LLC
0.6 mi
Yates 2,566'Grayburg 4,065'San Andres 4,252'Wolfcamp 9,087'Strawn 10,678'Mississippian 11,024'Queen Cisco Pennsylvanian Santa Rosa
42-317-45977 ALLAR-CALLAWAY 27N · PIONEER NATURAL RES. USA, INC.
0.6 mi
Santa Rosa 1,250'Yates 2,483'Queen 3,314'Grayburg 3,731'San Andres 3,957'Spraberry 7,344'Devonian PRECAMBRIAN (UNDIFFERENTIATED) Fusselman Silurian (undifferentiated) Ellenburger Pennsylvanian +5 more
42-317-46060 MADISON-CALLAWAY 27G · PIONEER NATURAL RES. USA, INC.
0.6 mi
Santa Rosa 1,261'Yates 2,484'Queen 3,331'Grayburg 3,781'San Andres 3,959'Spraberry 7,385'Dean 8,726'Wolfcamp 8,925'Cisco Pennsylvanian
42-317-45978 ALLAR-CALLAWAY 27O · PIONEER NATURAL RES. USA, INC.
0.6 mi
Santa Rosa 1,250'Yates 2,485'Queen 3,300'Grayburg 3,757'San Andres 3,952'Spraberry 7,345'Dean 8,676'Wolfcamp 8,886'Cisco Pennsylvanian
42-317-46061 MADISON-CALLAWAY 27H · PIONEER NATURAL RES. USA, INC.
0.6 mi
Santa Rosa 1,261'Yates 2,485'Queen 3,330'Grayburg 3,781'San Andres 3,959'Clear Fork 6,012'Spraberry 7,381'Cisco Wolfcamp Pennsylvanian Dean

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
8,910–18,691 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,755 ft1,900 sx
9.625"6,399 ft1,615 sx
5.5"18,715 ft1,380 sx

Permit History (1)

Applications (1)

#898940 A PIONEER NATURAL RES. USA, INC.
received 2024-04-17

Records & Logs

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

W-2/G-1 2025-06-19
W-2/G-1 2024-09-27 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 32.328212
Lon -101.881276

Well Details

Well Number
1H
Max Depth
10,630 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2025-03-25

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
15,399