WELL · 42-003-49172 · DISTRICT 8
UL Sasquatch 1-37 B #1LS
Andrews County · Spraberry (Trend Area) field · Producing · Horizontal
UL Sasquatch 1-37 B #1LS (API 42-003-49172) is a horizontal well in Andrews County operated by Sabalo II Operating LLC, completed September 25, 2025 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued June 3, 2025, permitted to 9,800 ft.
Completion filings report 10 formation tops, including Yates, Seven Rivers, Queen, Grayburg.
Its lease has reported 91.1K barrels of oil and 81.9K mcf of gas since September 2025, last reporting in July 2026.
Operator of record
Corpus Chrsti, TX · P-5 Y, filed Dec 4, 2025 · 73 permits on file · (877) 257-5787
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sabalo II Operating LLC |
| Production reports | Sabalo II Operating, LLCthrough Apr 2026 |
| Latest permit | Sabalo II Operating, LLCJun 3, 2025 |
- 9,800
- total depth, ft
- 1
- permits on file
- Jun 3, 2025
- last permit issued
- Sep 25, 2025
- completed
- 91.1K
- cumulative oil, bbl
- 81.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2025 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 25, 2025
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
32.381476, -102.387201
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Andrews 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 |
|---|---|---|---|---|---|---|
| UL Sasquatch 1-37 B O-10-64390 | Spraberry (Trend Area) | Sabalo II Operating, LLC | 1 | 91.1K | 81.9K | Sep 2025 – Jul 2026 |
Oil, barrels lease total
Last 12 months 91,134 · prior 12 0
Gas, mcf lease total
Last 12 months 81,850 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Sabalo II Operating, LLCNov 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 908321-99 | Drill | Sabalo II Operating, LLC | May 29, 2025 | Jun 3, 2025 | Jun 11, 2025 | 9,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-64390 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,035 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 3,288 | -253 |
| Seven Rivers | 3,536 | -501 |
| Queen | 4,457 | -1,422 |
| Grayburg | 4,935 | -1,900 |
| San AndresSAN ANDRES - CO2 FLOOD, HIGH FLO | 5,167 | -2,132 |
| Glorieta | 6,961 | -3,926 |
| Clear ForkCLEARFORK | 7,176 | -4,141 |
| Holt | — | — |
| Permian (undifferentiated)PERMIAN DETRITAL | — | — |
| Tubb | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,964 | 20,313 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,929 | 17.5 | 1,584 S |
| 9.625 | 8,917 | 12.25 | 1,096 S |
| 5.5 | 20,398 | 8.5 | 2,003 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 | Jan 26, 2026 | Jan 6, 2026 | 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 42-003-49172 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-003-49172 → 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.
UL Sasquatch 1-37 C42-003-49173
0.0 KM · Sabalo II Operating, LLC · Section with this well →
| Yates | 3,286 | -251 |
| Seven Rivers | 3,531 | -496 |
| Queen | 4,445 | -1,410 |
| Grayburg | 4,918 | -1,883 |
| San Andres | 5,157 | -2,122 |
| Glorieta | 6,966 | -3,931 |
| Clear Fork | 7,175 | -4,140 |
| Tubb | — |
10 TOPS · FIRST 8
UL Sasquatch 1-37 A42-003-49171
0.0 KM · Sabalo II Operating, LLC · Section with this well →
| Yates | 3,291 | -256 |
| Seven Rivers | 3,539 | -504 |
| Queen | 4,459 | -1,424 |
| Grayburg | 4,942 | -1,907 |
| San Andres | 5,160 | -2,125 |
| Glorieta | 6,966 | -3,931 |
| Clear Fork | 7,179 | -4,144 |
| Holt | — |
10 TOPS · FIRST 8
UL Sasquatch 1-37 D42-003-49174
0.0 KM · Sabalo II Operating, LLC · Section with this well →
| Yates | 3,284 | -249 |
| Seven Rivers | 3,539 | -504 |
| Queen | 4,446 | -1,411 |
| Grayburg | 4,930 | -1,895 |
| San Andres | 5,114 | -2,079 |
| Glorieta | 6,960 | -3,925 |
| Clear Fork | 7,155 | -4,120 |
| Tubb | — |
10 TOPS · FIRST 8
UL Kings Inn 12-1342-003-46533
0.2 KM · Sabalo II Operating, LLC · Section with this well →
| Yates | 3,263 | -232 |
| Queen | 4,320 | -1,289 |
| San Andres | 5,205 | -2,174 |
| Clear Fork | 7,120 | -4,089 |
| Glorieta | — | |
| Tubb | — | |
| Seven Rivers | — | |
| Permian (undifferentiated) | — |
10 TOPS · FIRST 8
UL Kings Inn 12-13 B42-003-49055
0.3 KM · Sabalo II Operating, LLC · Section with this well →
| Yates | 3,294 | -256 |
| Seven Rivers | 3,525 | -487 |
| Queen | 4,465 | -1,427 |
| Grayburg | 4,889 | -1,851 |
| San Andres | 5,148 | -2,110 |
| Glorieta | 6,965 | -3,927 |
| Clear Fork | 7,206 | -4,168 |
| Permian (undifferentiated) | — |
10 TOPS · FIRST 8
UL Kings Inn 12-13 C42-003-49056
0.3 KM · Sabalo II Operating, LLC · Section with this well →
| Yates | 3,290 | -253 |
| Seven Rivers | 3,521 | -484 |
| Queen | 4,469 | -1,432 |
| Grayburg | 4,880 | -1,843 |
| San Andres | 5,163 | -2,126 |
| Glorieta | 6,970 | -3,933 |
| Clear Fork | 7,183 | -4,146 |
| Permian (undifferentiated) | — |
10 TOPS · FIRST 8
UL Kings Inn 12-13 D42-003-49057
0.3 KM · Sabalo II Operating, LLC · Section with this well →
| Yates | 3,291 | -255 |
| Seven Rivers | 3,520 | -484 |
| Queen | 4,469 | -1,433 |
| San Andres | 5,163 | -2,127 |
| Glorieta | 6,973 | -3,937 |
| Clear Fork | 7,145 | -4,109 |
| Leon | — | |
| Tubb | — |
10 TOPS · FIRST 8
UL Powderhorn 8X42-003-49145
2.6 KM · Ovintiv USA Inc. · Section with this well →
| Yates | 3,309 | -282 |
| San Andres | 4,987 | -1,960 |
| Glorieta | 6,327 | -3,300 |
| Clear Fork | 7,118 | -4,091 |
| Queen | — | |
| Seven Rivers | — | |
| Tubb | — | |
| Grayburg | — |
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/00349172, documented in the API reference.