WELL · 42-479-40706 · DISTRICT 4
Russell-Winch #27
Webb County · Vaquillas Ranch (Lobo Cons.) field · Producing · Vertical
Russell-Winch #27 (API 42-479-40706) is a well in Webb County operated by Arete Operating Company II LLC, completed December 30, 2009 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued November 2, 2009, permitted to 10,700 ft.
It was permitted by Chroma Operating, Inc. and has since transferred to Arete Operating Company II LLC on the wellbore schedule.
Completion filings report one formation top, including Lobo Cons.
No lease production has been reported under this well’s leases.
Operator of record
Arete Operating Company II LLC
Permitted by Chroma Operating, Inc.; the EWA schedule now lists a different operator.
San Antonio, TX · P-5 Y, filed Sep 4, 2025 · (210) 325-9383
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Arete Operating Company II LLC |
| Production reports | Arete Operating Company II, LLCthrough Apr 2026 |
| Latest permit | Chroma Operating, Inc.Nov 2, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,700
- total depth, ft
- 1
- permits on file
- Nov 2, 2009
- last permit issued
- Dec 30, 2009
- completed
- 0
- cumulative oil, bbl
- 821K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2009 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 30, 2009
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
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 |
|---|---|---|---|---|---|---|
| Russell-Winch G-4-254653 | Vaquillas Ranch (Lobo Cons.) | Arete Operating Company II, LLC | 1 | 0 | 821K | Dec 2009 – Jul 2026 |
Gas, mcf lease total
Last 12 months 3,249 · prior 12 362(+798%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Chroma Operating, Inc.Jan 2010 → Nov 2014
- 2White Oak Operating Company LLCDec 2014 → Aug 2019
- 3Arete Operating Company, LLCJan 2020 → May 2025
- 4Arete Operating Company II, LLCAug 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 686802-99 | Drill | Chroma Operating, Inc. | Oct 30, 2009 | Nov 2, 2009 | Nov 26, 2009 | 10,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-254653 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 507 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Lobo Cons | 9,956 | -9,449 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,760 | 10,044 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 554 | 12.25 | 260 S |
| 7 | 7,834 | 8.75 | 1,260 S |
| 3.5 | 10,221 | 6.25 | 400 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 | Apr 8, 2010 | Feb 17, 2010 | Yes |
| 00 | Feb 22, 2010 | — | — |
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 42-479-40706 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-40706 → 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.
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/47940706, documented in the API reference.