TEXAS · WELLS · MIDLAND COUNTY · ST LEASE · API 42-329-43849 · DISTRICT 7B
St #4042MS
Midland County · Spraberry (Trend Area) field · Producing · Horizontal
ST #4042MS (API 42-329-43849) is a horizontal well in Midland County operated by Diamondback E&P LLC, completed July 27, 2020 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued December 10, 2019, permitted to 8,624 ft.
Completion filings report 9 formation tops, including Santa Rosa, Yates, Seven Rivers, Queen.
Its lease has reported 16M barrels of oil and 47.2M mcf of gas since September 2008, last reporting in July 2026. The lease carries 124 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Midland, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 4, 2026
- Permits on file
- 5,237
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diamondback E&P LLC |
| Production reports | Diamondback E&P LLCthrough Apr 2026 |
| Latest permit | Diamondback E&P LLCDec 10, 2019 |
- 8,624
- total depth, ft
- 2
- permits on file
- Dec 10, 2019
- last permit issued
- Jul 27, 2020
- completed
- 16M
- cumulative oil, bbl
- 47.2M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2008 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 27, 2020
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
31.957575, -102.200147
Permit surface location from the RRC GIS record, in Midland 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 124 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| St O-10-39560 | Spraberry (Trend Area) | Diamondback E&P LLC | 124 | 16M | 47.2M | Sep 2008 – Jul 2026 |
Gas, mcf lease total
Last 12 months 3,755,870 · prior 12 4,657,781(-19%)
Oil, barrels lease total
Last 12 months 340,607 · prior 12 509,618(-33%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Windsor Energy Group, L.L.C.Sep 2008 → Feb 2010
- 2Windsor Permian LLCMar 2010 → Jun 2012
- 3Diamondback E&P LLCJul 2012 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 858819-98 | Drill | Diamondback E&P LLC | Apr 1, 2020 | Dec 10, 2019 | Dec 26, 2019 | 10,600 |
| 858819-99 | Drill | Diamondback E&P LLC | Nov 6, 2019 | Dec 10, 2019 | Dec 26, 2019 | 9,880 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 27, 2020 | St O-10-39560 | Spraberry (Trend Area) | Diamondback E&P LLC | Producing | 8,624 |
Formation tops
As filed on W-2/G-1. Subsea from 2,879 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa Rosa | 1,046 | 1,833 |
| Yates | 2,935 | -56 |
| Seven Rivers | 3,239 | -360 |
| Queen | 3,722 | -843 |
| Grayburg | 4,200 | -1,321 |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | 4,663 | -1,784 |
| Glorieta | 6,121 | -3,242 |
| Clear ForkCLEARFORK | 7,259 | -4,380 |
| Spraberry | 8,168 | -5,289 |
| SpraberrySPRABERRY UPPER-DEAN | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,040 | 19,483 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,843 | 17.5 | 1,300 S |
| 9.625 | 8,015 | 12.25 | 2,130 S |
| 5.5 | 19,575 | 8.5 | 3,495 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 5, 2021 | Nov 30, 2020 | 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 42-329-43849 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-43849 → scanned completion filings
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 neighbors, subsea-aligned so they line up regardless of surface terrain.
St42-329-43855
0.0 KM · Diamondback E&P LLC · Section with this well →
| Santa Rosa | 1,047 | 1,833 |
| Yates | 2,941 | -61 |
| Seven Rivers | 3,226 | -346 |
| Queen | 3,712 | -832 |
| Grayburg | 4,191 | -1,311 |
| San Andres | 4,675 | -1,795 |
| Glorieta | 6,111 | -3,231 |
| Clear Fork | 7,278 | -4,398 |
10 TOPS · FIRST 8
St42-329-43848
0.0 KM · Diamondback E&P LLC · Section with this well →
| Santa Rosa | 1,058 | 1,821 |
| Yates | 2,942 | -63 |
| Seven Rivers | 3,240 | -361 |
| Queen | 3,726 | -847 |
| Grayburg | 4,205 | -1,326 |
| San Andres | 4,675 | -1,796 |
| Glorieta | 6,118 | -3,239 |
| Clear Fork | 7,257 | -4,378 |
14 TOPS · FIRST 8
St42-329-43856
0.0 KM · Diamondback E&P LLC · Section with this well →
| Santa Rosa | 1,051 | 1,829 |
| Yates | 2,933 | -53 |
| Seven Rivers | 3,228 | -348 |
| Queen | 3,720 | -840 |
| Grayburg | 4,205 | -1,325 |
| San Andres | 4,662 | -1,782 |
| Glorieta | 6,111 | -3,231 |
| Spraberry | 6,500 | -3,620 |
10 TOPS · FIRST 8
Bombardier a Unit42-329-41135
0.2 KM · Diamondback E&P LLC · Section with this well →
| Santa Rosa | 1,016 | 1,848 |
| Yates | 2,919 | -55 |
| Seven Rivers | 3,184 | -320 |
| Queen | 3,707 | -843 |
| Grayburg | 4,189 | -1,325 |
| San Andres | 4,624 | -1,760 |
| Glorieta | 6,076 | -3,212 |
| Clear Fork | 7,137 | -4,273 |
10 TOPS · FIRST 8
Bombardier a Unit42-329-41134
0.2 KM · Diamondback E&P LLC · Section with this well →
| Santa Rosa | 1,024 | 1,843 |
| Yates | 2,921 | -54 |
| Seven Rivers | 3,177 | -310 |
| Queen | 3,700 | -833 |
| Grayburg | 4,188 | -1,321 |
| San Andres | 4,626 | -1,759 |
| Glorieta | 6,078 | -3,211 |
| Clear Fork | 7,236 | -4,369 |
10 TOPS · FIRST 8
Bombardier a Unit42-329-41133
0.2 KM · Diamondback E&P LLC · Section with this well →
| Santa Rosa | 1,023 | 1,841 |
| Yates | 2,925 | -61 |
| Seven Rivers | 3,195 | -331 |
| Queen | 3,704 | -840 |
| Grayburg | 4,195 | -1,331 |
| San Andres | 4,633 | -1,769 |
| Glorieta | 6,079 | -3,215 |
| Clear Fork | 7,243 | -4,379 |
10 TOPS · FIRST 8
Bombardier a Unit42-329-46502
0.3 KM · Diamondback E&P LLC · Section with this well →
| Yates | 2,932 | -54 |
| Seven Rivers | 3,276 | -398 |
| Queen | 3,741 | -863 |
| Grayburg | 4,202 | -1,324 |
| San Andres | 4,634 | -1,756 |
| Glorieta | 6,096 | -3,218 |
| Clear Fork | 7,252 | -4,374 |
| Spraberry | 8,139 | -5,261 |
10 TOPS · FIRST 8
St42-329-46356
0.3 KM · Diamondback E&P LLC · Section with this well →
| Yates | 2,936 | -58 |
| Seven Rivers | 3,272 | -394 |
| Queen | 3,722 | -844 |
| Grayburg | 4,187 | -1,309 |
| San Andres | 4,617 | -1,739 |
| Glorieta | 6,082 | -3,204 |
| Clear Fork | 7,249 | -4,371 |
| Spraberry | 8,136 | -5,258 |
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/32943849, documented in the API reference.