WELL · 42-237-39799 · DISTRICT 9
Ethel Worthington #4
Jack County · Post Oak SW. (Marble Falls) field · Vertical
Ethel Worthington #4 (API 42-237-39799) is a well in Jack County operated by Legacy Exploration LLC I, completed September 8, 2013.
The RRC has issued 2 drilling permits between 2013 and 2016, permitted to 7,000 ft.
It was permitted by Lariat Resources, LLC and has since transferred to Legacy Exploration LLC I on the wellbore schedule.
Completion filings report 13 formation tops, including Weir, Bryson, Caddo, Atoka.
Its 2 leases have reported 8.23K barrels of oil and 100K mcf of gas since July 2013, last reporting in July 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Lariat Resources, LLC; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Jun 4, 2026 · 23 permits on file · (214) 901-6211
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Legacy Exploration LLC I |
| Production reports | Legacy Exploration, LLC Ithrough Nov 2017 |
| Latest permit | Lariat Resources, LLCSep 21, 2016 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,000
- total depth, ft
- 2
- permits on file
- Sep 21, 2016
- last permit issued
- Sep 8, 2013
- completed
- 8.23K
- cumulative oil, bbl
- 100K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2013 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 8, 2013
- Shut in
- —
- Plugged
- —
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 2 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Ethel Worthington O-13-32651 | Post Oak, SW. (Marble Falls) | Legacy Exploration, LLC I | 2 | 8.19K | 100K | Jul 2013 – Jul 2026 |
| Ethel Worthington O-13-33621 | Kramberger (Atoka Congl.) | Legacy Exploration, LLC I | 1 | 33 | 0 | Oct 2016 – Jul 2026 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Selous Energy, LLCAug 2013 → Jul 2015
- 2Lariat Resources, LLCOct 2016 → Oct 2016
- 3Legacy Exploration, LLC IJun 2017 → Nov 2017
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 818400-99 | Recompletion | Lariat Resources, LLC | Sep 12, 2016 | Sep 21, 2016 | Sep 21, 2016 | 5,320 |
| 765590-99 | Drill | Selous Energy, LLC | Jun 27, 2013 | Jul 1, 2013 | Sep 7, 2013 | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-32651 | — | — | — | — |
| — | — O-13-33621 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 933 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Weir | 2,547 | -1,614 |
| Bryson | 3,479 | -2,546 |
| Caddo | 4,990 | -4,057 |
| AtokaATOKA CONGLOMERATE | 5,250 | -4,317 |
| Kramberger Atoka | 5,250 | -4,317 |
| Marble Falls | 5,360 | -4,427 |
| Barnett | 5,707 | -4,774 |
| Butram | — | — |
| CanyonCANYON SAND | — | — |
| Gunsight | — | — |
| Palo Pinto | — | — |
| Strawn | — | — |
| Village Bend | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,250 | 5,264 | Perforated |
| 5,362 | 5,464 | Perforated |
| 5,707 | 5,720 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 227 | 12.25 | 165 S |
| 5.5 | 5,794 | 7.875 | 450 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 26, 2017 | Mar 8, 2017 | — |
| 00 | Nov 25, 2013 | Nov 20, 2013 | — |
| 00 | Sep 30, 2013 | Sep 9, 2013 | 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 42-237-39799 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-237-39799 → 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/23739799, documented in the API reference.