WELL · 42-255-37922 · DISTRICT 2

San Christoval #12

Y

Karnes County · Sugarkane (Eagle Ford) field · Producing  · Horizontal

San Christoval #12 (API 42-255-37922) is a horizontal well in Karnes County operated by Burlington Resources O & G CO LP, completed January 11, 2026 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued December 27, 2023, permitted to 17,500 ft.

Completion filings report 10 formation tops, including Yegua, Queen City, Reklaw, Carrizo.

Its lease has reported 3.38M barrels of oil and 12.4M mcf of gas since October 2024, last reporting in July 2026. The lease carries 14 wells, so these are lease totals, not this well alone.

Operator of record

Burlington Resources O & G Co LP

Houston, TX · P-5 Y, filed Aug 4, 2025 · 5,130 permits on file · (800) 332-9449

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleBurlington Resources O & G Co LP
Production reportsBurlington Resources O & G Co LPthrough Apr 2026
Latest permitBurlington Resources O & G Co LPDec 27, 2023
17,500
total depth, ft
1
permits on file
Dec 27, 2023
last permit issued
Jan 11, 2026
completed
3.38M
cumulative oil, bbl
12.4M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 2024 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jan 11, 2026
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

28.760758, -98.040510

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Karnes 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; they carry 14 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
San Christoval O-2-12939Sugarkane (Eagle Ford)Burlington Resources O & G Co LP143.38M12.4MOct 2024 – Jul 2026

Oil, barrels lease total

Last 12 months 1,882,343 · prior 12 1,498,374(+26%)

0100K200K300K202420252026

Gas, mcf lease total

Last 12 months 7,911,180 · prior 12 4,466,801(+77%)

0500K1M202420252026

Chain of custody

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

  1. 1Burlington Resources O & G Co LPOct 2024 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
896080-99DrillBurlington Resources O & G Co LPDec 20, 2023Dec 27, 2023Mar 15, 202417,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-2-12939————

Formation tops

As filed on W-2/G-1. Subsea from 365 ft elevation.Download CSV →

FormationMD ftSubsea
YeguaYEGUA - DISPOSAL1,559-1,194
Queen City3,500-3,135
Reklaw4,424-4,059
Carrizo4,588-4,223
WilcoxWILCOX - DISPOSAL4,961-4,596
Austin ChalkAUSTIN CHALK - H2S11,594-11,229
Eagle FordEAGLE FORD - H2S11,710-11,345
EdwardsEDWARDS - H2S——
FrioFRIO - DISPOSAL——
SligoSLIGO - H2S——

Perforations

Perforated and open-hole intervals.

FromToType
11,98819,007Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6256,43612.251,905 S
5.518,9878.752,140 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
00Mar 11, 2026Mar 5, 2026—
00Apr 30, 2025Apr 17, 2025Yes

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 →

San Christoval42-255-37921

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,545-1,181
Queen City3,493-3,129
Reklaw4,434-4,070
Carrizo4,582-4,218
Wilcox4,958-4,594
Austin Chalk11,581-11,217
Eagle Ford11,701-11,337
Frio—

10 TOPS · FIRST 8

San Christoval42-255-37923

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,563-1,198
Queen City3,510-3,145
Reklaw4,450-4,085
Carrizo4,599-4,234
Wilcox4,961-4,596
Austin Chalk11,606-11,241
Eagle Ford11,719-11,354
Frio—

10 TOPS · FIRST 8

San Christoval42-255-37924

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,577-1,211
Queen City3,515-3,149
Reklaw4,451-4,085
Carrizo4,612-4,246
Wilcox4,963-4,597
Austin Chalk11,621-11,255
Eagle Ford11,736-11,370
Frio—

10 TOPS · FIRST 8

San Christoval42-255-37920

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,540-1,176
Queen City3,486-3,122
Reklaw4,428-4,064
Carrizo4,575-4,211
Wilcox4,957-4,593
Austin Chalk11,526-11,162
Eagle Ford11,664-11,300
Sligo—

10 TOPS · FIRST 8

San Christoval42-255-37919

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,560-1,197
Queen City3,473-3,110
Reklaw4,406-4,043
Carrizo4,550-4,187
Wilcox4,955-4,592
Austin Chalk11,515-11,152
Eagle Ford11,648-11,285
Sligo—

10 TOPS · FIRST 8

San Chirstoval42-255-37918

0.0 KM · Burlington Resources O & G Co LP · Section with this well →

Yegua1,531-1,168
Queen City3,455-3,092
Reklaw4,388-4,025
Carrizo4,545-4,182
Wilcox4,956-4,593
Austin Chalk11,510-11,147
Eagle Ford11,640-11,277
Sligo—

10 TOPS · FIRST 8

Turnbull Unit B-C 8H Psa42-255-35674

0.4 KM · Marathon Oil EF LLC · Section with this well →

Yegua3,785-3,424
Queen City4,747-4,386
Wilcox6,209-5,848
Austin Chalk11,577-11,216
Eagle Ford11,680-11,319
Carrizo—
Sligo—
Reklaw—

10 TOPS · FIRST 8

Turnbull Unit B-C 9H Psa42-255-35675

0.4 KM · Marathon Oil EF LLC · Section with this well →

Yegua1,574-1,214
Queen City3,785-3,425
Reklaw4,452-4,092
Carrizo4,747-4,387
Wilcox6,209-5,849
Austin Chalk11,566-11,206
Eagle Ford11,672-11,312
Frio—

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/25537922, documented in the API reference.