WELL · 42-227-37551 · DISTRICT 8
Darwin #3
Howard County · Vertical
Darwin #3 (API 42-227-37551) is a permitted well in Howard County filed by Trilogy Operating, Inc.; no completion report is on file yet.
The RRC has issued 2 drilling permits between 2013 and 2019, permitted to 12,000 ft.
Completion filings report 8 formation tops, including L Wolfcamp, Wolfcamp, Cline, Strawn.
Its lease has reported 23.3K barrels of oil and 253K mcf of gas since October 2013, last reporting in July 2026.
Operator of record
Midland, TX · P-5 Y, filed Nov 4, 2025 · 247 permits on file · (432) 556-7931
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Trilogy Operating, Inc.through Apr 2026 |
| Latest permit | Trilogy Operating, Inc.Feb 8, 2019 |
- 12,000
- total depth, ft
- 2
- permits on file
- Feb 8, 2019
- last permit issued
- —
- completed
- 23.3K
- cumulative oil, bbl
- 253K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2013 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
Surface location
32.147401, -101.429558
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Howard 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 |
|---|---|---|---|---|---|---|
| Darwin O-10-44832 | Spraberry (Trend Area) | Trilogy Operating, Inc. | 1 | 23.3K | 253K | Oct 2013 – Jul 2026 |
Gas, mcf lease total
Last 12 months 5,837 · prior 12 9,382(-38%)
Oil, barrels lease total
Last 12 months 878 · prior 12 940(-7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Trilogy Operating, Inc.Oct 2013 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 849689-99 | Recompletion | Trilogy Operating, Inc. | Feb 6, 2019 | Feb 8, 2019 | — | 12,000 |
| 766242-99 | Drill | Trilogy Operating, Inc. | Jul 10, 2013 | Jul 11, 2013 | Jul 23, 2013 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-44832 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,717 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| L Wolfcamp | 7,814 | -5,097 |
| Wolfcamp | 7,814 | -5,097 |
| Cline | 9,096 | -6,379 |
| Strawn | 9,300 | -6,583 |
| Atoka | 9,381 | -6,664 |
| Mississippian | 9,582 | -6,865 |
| Devonian | 9,833 | -7,116 |
| EllenburgerELLENBERGER | 10,007 | -7,290 |
| Ellenburger | 10,007 | -7,290 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,010 | 9,032 | Perforated |
| 9,010 | 9,648 | Perforated |
| 9,096 | 9,180 | Perforated |
| 9,300 | 9,413 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,785 | 12.25 | 675 S |
| 5.5 | 10,146 | 7.875 | 1,240 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 | Jun 28, 2019 | May 23, 2019 | — |
| 00 | Aug 21, 2014 | Jan 14, 2014 | 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 42-227-37551 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-37551 → 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 neighbours, subsea-aligned so they line up regardless of surface terrain.
Morgan42-227-33038
0.5 KM · Trilogy Operating, Inc. · Section with this well →
| Wolfcamp | 5,769 | -3,043 |
| Cline | 9,000 | -6,274 |
| Strawn | 9,256 | -6,530 |
| Atoka | 9,334 | -6,608 |
| Woodford | 9,774 | -7,048 |
| Fusselman | 9,820 | -7,094 |
| Devonian | 9,820 | -7,094 |
Quirk 4142-227-38429
0.6 KM · Crownquest Operating, LLC · Section with this well →
| Yates | 2,158 | 540 |
| San Andres | 3,251 | -553 |
| Glorieta | 3,852 | -1,154 |
| Clear Fork | 4,308 | -1,610 |
| Spraberry | 5,443 | -2,745 |
| Dean | 6,694 | -3,996 |
| Wolfcamp | 6,761 | -4,063 |
| Leonard | — |
10 TOPS · FIRST 8
Sink42-227-39825
0.8 KM · Crownquest Operating, LLC · Section with this well →
| Yates | 2,210 | 542 |
| San Andres | 3,253 | -501 |
| Glorieta | 3,848 | -1,096 |
| Clear Fork | 4,294 | -1,542 |
| Spraberry | 5,471 | -2,719 |
| Dean | 6,676 | -3,924 |
| Wolfcamp | 6,743 | -3,991 |
| Coleman Junction | — |
10 TOPS · FIRST 8
Jacuzzi42-227-39818
0.8 KM · Crownquest Operating, LLC · Section with this well →
| Yates | 2,216 | 536 |
| San Andres | 3,241 | -489 |
| Glorieta | 3,845 | -1,093 |
| Clear Fork | 4,293 | -1,541 |
| Spraberry | 5,453 | -2,701 |
| Dean | 6,674 | -3,922 |
| Wolfcamp | 6,740 | -3,988 |
| Coleman Junction | — |
10 TOPS · FIRST 8
Quirk 4142-227-38667
1.4 KM · Crownquest Operating, LLC · Section with this well →
| Yates | 2,102 | 583 |
| San Andres | 3,246 | -561 |
| Glorieta | 3,835 | -1,150 |
| Clear Fork | 4,353 | -1,668 |
| Spraberry | 5,988 | -3,303 |
| Dean | 6,716 | -4,031 |
| Wolfcamp | 6,776 | -4,091 |
| Seven Rivers | — |
10 TOPS · FIRST 8
Spa42-227-39785
2.1 KM · Crownquest Operating, LLC · Section with this well →
| Yates | 2,149 | 547 |
| San Andres | 3,089 | -393 |
| Glorieta | 3,943 | -1,247 |
| Clear Fork | 4,142 | -1,446 |
| Spraberry | 5,489 | -2,793 |
| Dean | 6,589 | -3,893 |
| Wolfcamp | 6,698 | -4,002 |
| Coleman Junction | — |
10 TOPS · FIRST 8
St George 33-28 C Unit42-227-42370
2.5 KM · Highpeak Energy Holdings, LLC · Section with this well →
| Rustler | 1,797 | 996 |
| Yates | 1,999 | 794 |
| Seven Rivers | 2,100 | 693 |
| San Andres | 2,916 | -123 |
| Clear Fork | 3,232 | -439 |
| Spraberry | 5,617 | -2,824 |
| Leonard | 6,496 | -3,703 |
| Dean | 6,772 | -3,979 |
10 TOPS · FIRST 8
St George 33-28 C Unit42-227-42371
2.5 KM · Highpeak Energy Holdings, LLC · Section with this well →
| Rustler | 1,794 | 999 |
| Yates | 1,983 | 810 |
| Seven Rivers | 2,094 | 699 |
| San Andres | 2,934 | -141 |
| Clear Fork | 3,243 | -450 |
| Spraberry | 5,619 | -2,826 |
| Leonard | 6,493 | -3,700 |
| Santa Rosa | — |
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/22737551, documented in the API reference.