WELL · 42-105-42281 · DISTRICT 7
Shannon Estate BB #3601H
Crockett County · Spraberry (Trend Area) field · Producing · Horizontal
Shannon Estate BB #3601H (API 42-105-42281) is a horizontal well in Crockett County operated by Zarvona Energy LLC, completed October 18, 2016 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended twice), issued July 28, 2015, permitted to 9,000 ft.
It was permitted by Amistad Energy Services, LLC and has since transferred to Zarvona Energy LLC on the wellbore schedule.
Completion filings report 8 formation tops, including Queen, San Andres, Wolfcamp, Canyon.
Its lease has reported 294K barrels of oil and 772K mcf of gas since October 2015, last reporting in July 2026. The lease carries 5 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Amistad Energy Services, LLC; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Mar 4, 2026 · 98 permits on file · (713) 600-0600
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Zarvona Energy LLC |
| Production reports | Zarvona Energy LLCthrough Mar 2026 |
| Latest permit | Amistad Energy Services, LLCJul 28, 2015 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 3
- permits on file
- Jul 28, 2015
- last permit issued
- Oct 18, 2016
- completed
- 294K
- cumulative oil, bbl
- 772K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2015 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 18, 2016
- 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; they carry 5 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Shannon Estate BB O-9-19219 | Spraberry (Trend Area) | Zarvona Energy LLC | 5 | 294K | 772K | Oct 2015 – Jul 2026 |
Oil, barrels lease total
Last 12 months 14,282 · prior 12 17,728(-19%)
Gas, mcf lease total
Last 12 months 58,390 · prior 12 21,572(+171%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Amistad Energy Services, LLCOct 2016 → Oct 2017
- 2Approach Operating LLCNov 2017 → Sep 2020
- 3Zarvona Energy LLCOct 2020 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 808609-97 | Drill | Amistad Energy Services, LLC | Apr 6, 2016 | Jul 28, 2015 | Sep 22, 2015 | 7,600 |
| 808609-98 | Drill | EOG Resources, Inc. | Nov 10, 2015 | Jul 28, 2015 | Sep 21, 2015 | 7,600 |
| 808609-99 | Drill | EOG Resources, Inc. | Jul 20, 2015 | Jul 28, 2015 | Sep 21, 2015 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-19219 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,690 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen | 1,944 | 746 |
| Queen | 2,082 | 608 |
| San Andres | 2,492 | 198 |
| San Andres | 2,657 | 33 |
| Wolfcamp | 6,271 | -3,581 |
| Wolfcamp | 6,433 | -3,743 |
| Canyon | — | — |
| Devonian | — | — |
| Ellenburger | — | — |
| Leonard | — | — |
| Strawn | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,961 | 12,220 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 845 | 12.25 | 440 S |
| 5.5 | 12,329 | 8.75 | 1,802 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 | Feb 24, 2017 | Feb 16, 2017 | Yes |
| 00 | Apr 20, 2016 | Dec 11, 2015 | 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 42-105-42281 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-105-42281 → 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.
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/10542281, documented in the API reference.