WELL · 42-501-36968 · DISTRICT 8
Willard Unit #16X
Yoakum County · Wasson field · Injection · Directional
Willard Unit #16X (API 42-501-36968) is a well in Yoakum County operated by Oxy USA Wtp LP, completed August 21, 2018 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued March 8, 2018, permitted to 5,800 ft.
Completion filings report 10 formation tops, including Santa Rosa, Yates, San Andres, Clear Fork.
Its lease has reported 65.4M barrels of oil and 195M mcf of gas since January 1993, last reporting in July 2026. The lease carries 876 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 34 barrels injected in the 12 months reported through September 2025; TexNet located 1 M2+ earthquakes within 10 km over the last two years.
Operator of record
Houston, TX · P-5 Y, filed Sep 4, 2025 · 2,289 permits on file · (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | OXY USA WTP LP |
| Production reports | OXY USA WTP LPthrough Apr 2026 |
| Latest permit | OXY USA WTP LPMar 8, 2018 |
- 5,800
- total depth, ft
- 1
- permits on file
- Mar 8, 2018
- last permit issued
- Aug 21, 2018
- completed
- 65.4M
- cumulative oil, bbl
- 195M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 21, 2018
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
33.012906, -102.854989
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Yoakum County.
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 876 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Willard Unit O-11-19308 | Wasson | OXY USA WTP LP | 876 | 65.4M | 195M | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,636,552 · prior 12 1,529,949(+7%)
Gas, mcf lease total
Last 12 months 2,207,843 · prior 12 2,484,649(-11%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Arco Oil & Gas Co.Jan 1993 → May 1994
- 2Arco PermianJun 1994 → Dec 2001
- 3BP America Production CompanyJan 2002 → Apr 2003
- 4OXY USA WTP LPMay 2003 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 837201-99 | Drill | OXY USA WTP LP | Mar 7, 2018 | Mar 8, 2018 | Aug 7, 2018 | 5,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-19308 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,581 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa RosaRED BED-SANTA ROSA | 1,372 | 2,209 |
| Yates | 2,889 | 692 |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | 4,345 | -764 |
| Clear ForkCLEARFORK - ACTIVE CO2 FLOOD | — | — |
| Glorieta | — | — |
| Leonard | — | — |
| Pennsylvanian | — | — |
| Strawn | — | — |
| Wichita-AlbanyWICHITA | — | — |
| Wolfcamp | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,940 | 5,079 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,207 | 12.25 | 1,055 S |
| 5.5 | 5,502 | 7.875 | 1,350 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 1, 2019 | Nov 8, 2018 | 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 42-501-36968 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-501-36968 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Willard Unit42-501-30761
0.7 KM · OXY USA WTP LP · Section with this well →
| Santa Rosa | 1,100 | 2,494 |
| Yates | 2,800 | 794 |
| San Andres | 4,500 | -906 |
Willard Unit42-501-36936
2.2 KM · OXY USA WTP LP · Section with this well →
| Santa Rosa | 1,431 | 2,180 |
| Yates | 2,946 | 665 |
| San Andres | 4,457 | -846 |
| Wichita-Albany | — | |
| Strawn | — | |
| Clear Fork | — | |
| Glorieta | — | |
| Leonard | — |
10 TOPS · FIRST 8
Willard Unit42-501-36728
2.2 KM · OXY USA WTP LP · Section with this well →
| Yates | 3,047 | 548 |
| Queen | 3,882 | -287 |
| Grayburg | 4,235 | -640 |
| San Andres | 4,500 | -905 |
| Pennsylvanian | — | |
| Santa Rosa | — | |
| Wichita-Albany | — | |
| Wolfcamp | — |
11 TOPS · FIRST 8
Cornell Unit42-501-36783
2.3 KM · XTO Energy Inc. · Section with this well →
| Rustler | 2,158 | 1,445 |
| Salado | 2,201 | 1,402 |
| Yates | 2,910 | 693 |
| Seven Rivers | 3,058 | 545 |
| Queen | 3,700 | -97 |
| Grayburg | 4,373 | -770 |
| San Andres | 4,633 | -1,030 |
| M-1 | 4,928 | -1,325 |
10 TOPS · FIRST 8
Cornell Unit42-501-37049
2.8 KM · XTO Energy Inc. · Section with this well →
| Yates | 2,917 | 697 |
| San Andres | 4,616 | -1,002 |
| Wolfcamp | — | |
| Wichita-Albany | — | |
| Strawn | — | |
| Clear Fork | — | |
| Glorieta | — | |
| Leonard | — |
10 TOPS · FIRST 8
Willard Unit42-501-30348
3.0 KM · OXY USA WTP LP · Section with this well →
| San Andres | 5,148 |
Denver Unit42-501-34512
3.0 KM · Occidental Permian Ltd. · Section with this well →
| San Andres | 4,813 | -1,234 |
Denver Unit42-501-33025
3.1 KM · Shell Western E&P Inc. · Section with this well →
| Red Beds | 410 | 3,148 |
| Red Bes | 410 | 3,148 |
| San Andres | 4,454 | -896 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 34
- bbl, last 12 reported months
- 30.5K
- bbl, all reported
- Sep 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000116422 | H-1 Injection | Active | 5,000 | 2,300 | 4,600–5,800 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 34 · prior 12 15,108(-100%)
TexNet catalog via USGS
Seismicity near this well
- 1
- M2+ events within 10 km, last 2 years
- M3.1
- largest
A proximity count, not an attribution. How to read it →
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/50136968, documented in the API reference.