WELL · 42-501-35647 · DISTRICT 8
N. Wasson Unit #603
Yoakum County · Wasson field · Producing · Vertical
N. Wasson Unit #603 (API 42-501-35647) is a well in Yoakum County operated by Warren American Oil Company LLC, completed February 15, 2017 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued January 29, 2010, permitted to 5,600 ft.
It was permitted by Warren American Oil Company and has since transferred to Warren American Oil Company LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Rustler, Yates, San Andres.
Its lease has reported 1.19M barrels of oil and 576K mcf of gas since January 2010, last reporting in July 2026. The lease carries 38 wells, so these are lease totals, not this well alone.
Operator of record
Warren American Oil Company LLC
Permitted by Warren American Oil Company; the EWA schedule now lists a different operator.
Tulsa, OK · P-5 Y, filed Sep 4, 2025 · 9 permits on file · (918) 497-0200
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Warren American Oil Company LLC |
| Production reports | Warren American Oil Company, LLCthrough Apr 2026 |
| Latest permit | Warren American Oil CompanyJan 29, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,600
- total depth, ft
- 1
- permits on file
- Jan 29, 2010
- last permit issued
- Feb 15, 2017
- completed
- 1.19M
- cumulative oil, bbl
- 576K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 15, 2017
- 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; they carry 38 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| N. Wasson Unit O-11-69458 | Wasson | Warren American Oil Company, LLC | 38 | 1.19M | 576K | Jan 2010 – Jul 2026 |
Oil, barrels lease total
Last 12 months 60,241 · prior 12 69,255(-13%)
Gas, mcf lease total
Last 12 months 27,116 · prior 12 34,152(-21%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Warren American Oil CompanyJan 2010 → Oct 2013
- 2Warren American Oil Company, LLCNov 2013 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 689985-99 | Drill | Warren American Oil Company | Jan 19, 2010 | Jan 29, 2010 | Feb 27, 2010 | 5,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-69458 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,593 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 2,551 | 1,042 |
| Yates | 3,309 | 284 |
| San Andres | 4,743 | -1,150 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,258 | 5,370 | Perforated |
| 5,378 | 5,415 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,380 | 12.25 | 750 S |
| 5.5 | 5,558 | 7.875 | 420 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 | Nov 13, 2017 | Oct 31, 2017 | — |
| 00 | Jul 12, 2010 | Jun 16, 2010 | 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 42-501-35647 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-501-35647 → 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/50135647, documented in the API reference.