WELL · 42-237-40017 · DISTRICT 9
Mahon #1
Jack County · KRS (Marble Falls) field · NO Production · Vertical
Mahon #1 (API 42-237-40017) is a well in Jack County operated by International Western Oil Corp, completed April 29, 2014 and listed as no production on the RRC schedule.
The RRC has issued one drilling permit, issued March 17, 2014, permitted to 7,000 ft.
It was permitted by Newark E&P Operating, LLC and has since transferred to International Western Oil Corp on the wellbore schedule.
Completion filings report 10 formation tops, including Palo Pinto, Strawn, Caddo, Atoka.
Its lease has reported 3.79K barrels of oil and 87.9K mcf of gas since April 2014, last reporting in July 2026.
Operator of record
International Western Oil Corp
Permitted by Newark E&P Operating, LLC; the EWA schedule now lists a different operator.
Weatherford, TX · P-5 Y, filed Jul 4, 2026 · 11 permits on file · (817) 808-8986
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | International Western Oil Corp |
| Production reports | International Western Oil Corpthrough Dec 2023 |
| Latest permit | Newark E&P Operating, LLCMar 17, 2014 |
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
- 1
- permits on file
- Mar 17, 2014
- last permit issued
- Apr 29, 2014
- completed
- 3.79K
- cumulative oil, bbl
- 87.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2014 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 29, 2014
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Mahon O-13-32913 | KRS (Marble Falls) | International Western Oil Corp | 1 | 3.79K | 87.9K | Apr 2014 – Jul 2026 |
Gas, mcf lease total
Last 12 months 0 · prior 12 0
Oil, barrels lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Newark E&P Operating, LLCJul 2014 → Dec 2014
- 2Borderline Operating Corp.Jan 2015 → Jan 2017
- 3Amen Oil LLCFeb 2017 → Nov 2017
- 4International Western Oil CorpDec 2017 → Dec 2023
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 780379-99 | Drill | Newark E&P Operating, LLC | Feb 20, 2014 | Mar 17, 2014 | Mar 19, 2014 | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-32913 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,101 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,120 | 5,280 | Perforated |
| 5,646 | 5,686 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 484 | 12.25 | 310 S |
| 5.5 | 3,996 | 7.875 | 315 S |
| 5.5 | 5,978 | 7.875 | 210 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 | Jul 16, 2014 | Jul 5, 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 42-237-40017 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-237-40017 → 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/23740017, documented in the API reference.