WELL · 42-475-38697 · DISTRICT 8
Winchester A7 #12UA
Ward County · Phantom (Wolfcamp) field · Producing · Horizontal
Winchester A7 #12UA (API 42-475-38697) is a horizontal well in Ward County operated by Apache Corporation, completed May 24, 2024 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued November 8, 2023, permitted to 11,800 ft.
It was permitted by Callon Petroleum Operating CO and has since transferred to Apache Corporation on the wellbore schedule.
Completion filings report 10 formation tops, including Rustler, Delaware, Capitan, Clear Fork.
Its lease has reported 269K barrels of oil and 434K mcf of gas since May 2024, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Callon Petroleum Operating Co; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Oct 4, 2025 · 9,754 permits on file · (713) 296-6400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Apache Corporation |
| Production reports | Apache Corporationthrough Apr 2026 |
| Latest permit | Callon Petroleum Operating CoNov 8, 2023 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,800
- total depth, ft
- 2
- permits on file
- Nov 8, 2023
- last permit issued
- May 24, 2024
- completed
- 269K
- cumulative oil, bbl
- 434K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2024 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- May 24, 2024
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
31.489112, -103.270126
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Ward 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Winchester A7 O-10-62968 | Phantom (Wolfcamp) | Apache Corporation | 2 | 269K | 434K | May 2024 – Jul 2026 |
Oil, barrels lease total
Last 12 months 105,566 · prior 12 163,423(-35%)
Gas, mcf lease total
Last 12 months 170,083 · prior 12 263,621(-35%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Apache CorporationMay 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 894932-98 | Drill | Callon Petroleum Operating Co | Feb 5, 2024 | Nov 8, 2023 | Nov 27, 2023 | 11,800 |
| 894932-99 | Drill | Callon Petroleum Operating Co | Oct 31, 2023 | Nov 8, 2023 | Nov 27, 2023 | 11,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-62968 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,698 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 615 | 2,083 |
| Delaware | 5,146 | -2,448 |
| CapitanCAPITAN REEF - HIGH FLOWS | — | — |
| Clear ForkCLEARFORK | — | — |
| Glorieta | — | — |
| Holt | — | — |
| Queen | — | — |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | — | — |
| Seven Rivers | — | — |
| Yates | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,567 | 21,850 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,292 | 13.5 | 495 S |
| 7.625 | 11,631 | 9.875 | 1,115 S |
| 5.5 | 21,926 | 6.75 | 1,340 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 | May 1, 2025 | Feb 12, 2025 | 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 42-475-38697 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-475-38697 → 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.
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.
Winchester A642-475-38696
0.0 KM · Callon Petroleum Operating Co · Section with this well →
| Rustler | 615 | 2,082 |
| Delaware | 5,140 | -2,443 |
| Queen | — | |
| Yates | — | |
| Capitan | — | |
| Clear Fork | — | |
| Seven Rivers | — | |
| San Andres | — |
10 TOPS · FIRST 8
Winchester A742-475-38714
0.0 KM · Callon Petroleum Operating Co · Section with this well →
| Rustler | 615 | 2,082 |
| Delaware | 5,143 | -2,446 |
| Capitan | — | |
| Yates | — | |
| Seven Rivers | — | |
| San Andres | — | |
| Queen | — | |
| Holt | — |
10 TOPS · FIRST 8
Winchester A242-475-38005
0.4 KM · Callon Petroleum Operating Co · Section with this well →
| Rustler | 635 | |
| Salado | 1,210 | |
| Lamar | 5,123 | |
| Bell Canyon | 5,161 | |
| Queen | — | |
| Seven Rivers | — | |
| San Andres | — | |
| Yates | — |
10 TOPS · FIRST 8
Elk Alley A242-475-38007
0.4 KM · Callon Petroleum Operating Co · Section with this well →
| Rustler | 635 | |
| Salado | 1,210 | |
| Lamar | 5,123 | |
| Bell Canyon | 5,161 | |
| Brushy Canyon | 7,456 | |
| Avalon | 8,407 | |
| Bone Spring | 8,648 | |
| Bone Spring | 10,105 |
24 TOPS · FIRST 8
Winchester A542-475-38691
0.9 KM · Callon Petroleum Operating Co · Section with this well →
| Rustler | 600 | 2,087 |
| Delaware | 5,108 | -2,421 |
| Yates | — | |
| Capitan | — | |
| Clear Fork | — | |
| Glorieta | — | |
| Holt | — | |
| Queen | — |
10 TOPS · FIRST 8
Winchester A442-475-38690
0.9 KM · Callon Petroleum Operating Co · Section with this well →
| Rustler | 600 | 2,087 |
| Delaware | 5,103 | -2,416 |
| Capitan | — | |
| Clear Fork | — | |
| San Andres | — | |
| Yates | — | |
| Queen | — | |
| Seven Rivers | — |
10 TOPS · FIRST 8
Winchester A342-475-38689
0.9 KM · Callon Petroleum Operating Co · Section with this well →
| Rustler | 600 | 2,087 |
| Delaware | 5,103 | -2,416 |
| Seven Rivers | — | |
| Capitan | — | |
| Clear Fork | — | |
| Glorieta | — | |
| Holt | — | |
| Queen | — |
10 TOPS · FIRST 8
Teewinot A142-475-37662
1.2 KM · Callon Petroleum Operating Co · Section with this well →
| Lamar | 5,123 | |
| Bell Canyon | 5,161 | |
| Tubb | — | |
| Seven Rivers | — | |
| San Andres | — | |
| Rustler | — | |
| Queen | — | |
| Holt | — |
12 TOPS · FIRST 8
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/47538697, documented in the API reference.