WELL · 42-461-41127 · DISTRICT 7
Sierra A #1H
Upton County · Spraberry (Trend Area) field · Producing · Horizontal
Sierra A #1H (API 42-461-41127) is a horizontal well in Upton County operated by Crescent Energy Operating LLC, completed June 20, 2019 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued March 8, 2019, permitted to 10,000 ft.
It was permitted by Driftwood Energy Operating, LLC and has since transferred to Crescent Energy Operating LLC on the wellbore schedule.
Completion filings report 9 formation tops, including Yates, Grayburg, San Andres, Spraberry.
Its lease has reported 337K barrels of oil and 1.16M mcf of gas since June 2019, last reporting in July 2026.
Operator of record
Permitted by Driftwood Energy Operating, LLC; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed May 4, 2026 · 54 permits on file · (713) 953-8604
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Crescent Energy Operating LLC |
| Production reports | Crescent Energy Operating, LLCthrough Apr 2026 |
| Latest permit | Driftwood Energy Operating, LLCMar 8, 2019 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,000
- total depth, ft
- 2
- permits on file
- Mar 8, 2019
- last permit issued
- Jun 20, 2019
- completed
- 337K
- cumulative oil, bbl
- 1.16M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2019 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 20, 2019
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
31.188661, -101.945861
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Upton 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 |
|---|---|---|---|---|---|---|
| Sierra A O-9-20523 | Spraberry (Trend Area) | Crescent Energy Operating, LLC | 1 | 337K | 1.16M | Jun 2019 – Jul 2026 |
Gas, mcf lease total
Last 12 months 46,733 · prior 12 189,497(-75%)
Oil, barrels lease total
Last 12 months 9,424 · prior 12 17,222(-45%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Driftwood Energy Operating, LLCJun 2019 → Jul 2020
- 2Henry Resources LLCAug 2020 → Jul 2023
- 3Vital Energy, Inc.Aug 2023 → Dec 2025
- 4Crescent Energy Operating, LLCJan 2026 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 850645-98 | Drill | Driftwood Energy Operating, LLC | Nov 4, 2019 | Mar 8, 2019 | Apr 7, 2019 | 10,000 |
| 850645-99 | Drill | Driftwood Energy Operating, LLC | Mar 5, 2019 | Mar 8, 2019 | Apr 7, 2019 | 10,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-20523 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,552 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,806 | -254 |
| Grayburg | 3,415 | -863 |
| San AndresSAN ANDRES - SALTWATER FLOW | 3,704 | -1,152 |
| Spraberry | 6,278 | -3,726 |
| Wolfcamp | 7,559 | -5,007 |
| Devonian | — | — |
| Ellenburger | — | — |
| Fusselman | — | — |
| Strawn | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,827 | 19,214 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 968 | 17.5 | 755 S |
| 9.625 | 4,616 | 12.25 | 1,025 S |
| 5.5 | 19,201 | 6.75 | 1,145 S |
| 4.5 | 19,357 | 6.75 | 1,145 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 31, 2020 | Oct 31, 2019 | 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 42-461-41127 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-41127 → 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.
Sadie 07-08 E42-461-41925
0.7 KM · Henry Resources LLC · Section with this well →
| Yates | 2,114 | 428 |
| Grayburg | 3,680 | -1,138 |
| San Andres | 4,798 | -2,256 |
| Spraberry | 6,343 | -3,801 |
| Wolfcamp | 7,551 | -5,009 |
| Ellenburger | — | |
| Fusselman | — | |
| Devonian | — |
9 TOPS · FIRST 8
Sadie 07-08 D42-461-41924
0.7 KM · Henry Resources LLC · Section with this well →
| Yates | 2,114 | 428 |
| Grayburg | 3,680 | -1,138 |
| San Andres | 4,798 | -2,256 |
| Spraberry | 6,343 | -3,801 |
| Wolfcamp | 7,551 | -5,009 |
| Strawn | — | |
| Fusselman | — | |
| Ellenburger | — |
9 TOPS · FIRST 8
Sadie 07-08 C42-461-41923
0.7 KM · Henry Resources LLC · Section with this well →
| Yates | 2,114 | 428 |
| Grayburg | 3,680 | -1,138 |
| San Andres | 4,798 | -2,256 |
| Spraberry | 6,343 | -3,801 |
| Wolfcamp | 7,551 | -5,009 |
| Fusselman | — | |
| Strawn | — | |
| Ellenburger | — |
9 TOPS · FIRST 8
Sadie 07-08 B42-461-41922
0.7 KM · Henry Resources LLC · Section with this well →
| Yates | 2,114 | 428 |
| Grayburg | 3,680 | -1,138 |
| San Andres | 4,798 | -2,256 |
| Spraberry | 6,343 | -3,801 |
| Wolfcamp | 7,551 | -5,009 |
| Devonian | — | |
| Ellenburger | — | |
| Fusselman | — |
9 TOPS · FIRST 8
Sadie 07-0842-461-41728
1.4 KM · Henry Resources LLC · Section with this well →
| Yates | 2,114 | 433 |
| Grayburg | 3,680 | -1,133 |
| San Andres | 4,798 | -2,251 |
| Spraberry | 6,343 | -3,796 |
| Wolfcamp | 7,551 | -5,004 |
| Ellenburger | — | |
| Strawn | — | |
| Fusselman | — |
9 TOPS · FIRST 8
ZPZ Fee 540642-461-42932
1.7 KM · Apache Corporation · Section with this well →
| Yates | 2,613 | 2 |
| Grayburg | 4,140 | -1,525 |
| San Andres | 4,675 | -2,060 |
| Clear Fork | 6,744 | -4,129 |
| Spraberry | 7,612 | -4,997 |
| Wolfcamp | 9,126 | -6,511 |
| Ellenburger | — | |
| Devonian | — |
10 TOPS · FIRST 8
ZPZ Fee 540642-461-42929
1.7 KM · Apache Corporation · Section with this well →
| Yates | 2,163 | 452 |
| Grayburg | 3,499 | -884 |
| San Andres | 3,781 | -1,166 |
| Spraberry | 6,409 | -3,794 |
| Wolfcamp | 7,631 | -5,016 |
| Ellenburger | — | |
| Fusselman | — | |
| Strawn | — |
9 TOPS · FIRST 8
ZPZ Fee 540642-461-42931
1.7 KM · Apache Corporation · Section with this well →
| Yates | 2,174 | 441 |
| Grayburg | 3,486 | -871 |
| San Andres | 3,801 | -1,186 |
| Clear Fork | 5,717 | -3,102 |
| Spraberry | 6,427 | -3,812 |
| Wolfcamp | 7,682 | -5,067 |
| Ellenburger | — | |
| Devonian | — |
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/46141127, documented in the API reference.