WELL · 42-371-40337 · DISTRICT 8
Karino 48-19-30 2B4 #304H
Pecos County · Hoefs T-K (Wolfcamp) field · Producing · Horizontal
Karino 48-19-30 2b4 #304H (API 42-371-40337) is a horizontal well in Pecos County operated by Xto Energy Inc., completed May 30, 2022 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued September 21, 2021, permitted to 11,000 ft.
Completion filings report 10 formation tops, including Rustler, Capitan, Grayburg, O'Brien.
Its lease has reported 256K barrels of oil and 196K mcf of gas since May 2022, last reporting in July 2026.
Operator of record
Spring, TX · P-5 Y, filed Feb 4, 2026 · 16,153 permits on file · (832) 625-1100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | XTO Energy Inc. |
| Production reports | XTO Energy Inc.through Apr 2026 |
| Latest permit | XTO Energy Inc.Sep 21, 2021 |
- 11,000
- total depth, ft
- 1
- permits on file
- Sep 21, 2021
- last permit issued
- May 30, 2022
- completed
- 256K
- cumulative oil, bbl
- 196K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2022 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- May 30, 2022
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
31.145396, -103.156095
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Pecos 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 →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Karino 48-19-30 2B4 O-10-57302 | Hoefs T-K (Wolfcamp) | XTO Energy Inc. | 1 | 256K | 196K | May 2022 – Jul 2026 |
Oil, barrels lease total
Last 12 months 38,790 · prior 12 28,263(+37%)
Gas, mcf lease total
Last 12 months 2,048 · prior 12 17,424(-88%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1XTO Energy Inc.May 2022 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 872740-99 | Drill | XTO Energy Inc. | Sep 14, 2021 | Sep 21, 2021 | Oct 10, 2021 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-57302 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,735 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 843 | 1,892 |
| CapitanCAPITAN REEF - HIGH FLOWS | — | — |
| Grayburg | — | — |
| O'Brien | — | — |
| Queen | — | — |
| San AndresSAN ANDRES - USABLE QUALITY WATE | — | — |
| Seven Rivers | — | — |
| Soma | — | — |
| Toborg | — | — |
| Yates | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,008 | 18,114 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,612 | 12.25 | 705 S |
| 7.625 | 8,653 | 8.75 | 975 S |
| 5 | 18,201 | 6.75 | 1,480 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 →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Aug 22, 2022 | Jun 10, 2022 | Yes |
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.
- Wellbore filings for 42-371-40337 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-40337 → scanned completion filings
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.
Karino 48-19-30 2B242-371-40335
0.0 KM · XTO Energy Inc. · Section with this well →
| Rustler | 915 | 1,822 |
| Bone Spring | 9,043 | -6,306 |
| O'Brien | — | |
| Grayburg | — | |
| Capitan | — | |
| Soma | — | |
| Toborg | — | |
| Yates | — |
10 TOPS · FIRST 8
Karino 48-19-30 2B342-371-40336
0.0 KM · XTO Energy Inc. · Section with this well →
| Rustler | 911 | 1,824 |
| Bone Spring | 9,043 | -6,308 |
| Grayburg | — | |
| Yates | — | |
| Toborg | — | |
| Soma | — | |
| Seven Rivers | — | |
| Queen | — |
10 TOPS · FIRST 8
Karino 48-19-30 WB542-371-40157
0.0 KM · XTO Energy Inc. · Section with this well →
| Rustler | 872 | 1,862 |
| Capitan | — | |
| O'Brien | — | |
| Grayburg | — | |
| San Andres | — | |
| Seven Rivers | — | |
| Soma | — | |
| Yates | — |
10 TOPS · FIRST 8
Karino 48-19-30 WA442-371-40149
0.0 KM · XTO Energy Inc. · Section with this well →
| Rustler | 856 | 1,878 |
| Yates | — | |
| Glorieta | — | |
| Grayburg | — | |
| O'Brien | — | |
| Queen | — | |
| Seven Rivers | — | |
| Soma | — |
10 TOPS · FIRST 8
Karino 48-19-30 WA542-371-40151
0.0 KM · XTO Energy Inc. · Section with this well →
| Rustler | 850 | 1,884 |
| Bone Spring | 8,043 | -5,309 |
| Wolfcamp | 10,259 | -7,525 |
| Soma | — | |
| Cabballos | — | |
| Canyon | — | |
| Glorieta | — | |
| Grayburg | — |
20 TOPS · FIRST 8
Karino 48-19-30 WA642-371-40152
0.0 KM · XTO Energy Inc. · Section with this well →
| Rustler | 850 | 1,884 |
| Glorieta | — | |
| Grayburg | — | |
| O'Brien | — | |
| Queen | — | |
| Seven Rivers | — | |
| Soma | — | |
| Toborg | — |
10 TOPS · FIRST 8
Karino 48-19-30 WA742-371-40153
0.3 KM · XTO Energy Inc. · Section with this well →
| Rustler | 849 | 1,890 |
| Toborg | — | |
| Soma | — | |
| Seven Rivers | — | |
| San Andres | — | |
| Queen | — | |
| O'Brien | — | |
| Grayburg | — |
10 TOPS · FIRST 8
Karino 48-19-30 WB742-371-40159
0.3 KM · XTO Energy Inc. · Section with this well →
| Rustler | 874 | 1,865 |
| Yates | — | |
| Toborg | — | |
| Soma | — | |
| Seven Rivers | — | |
| Capitan | — | |
| San Andres | — | |
| Queen | — |
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/37140337, documented in the API reference.