WELL · 42-507-32372 · DISTRICT 1
Cag-Lang-16-4 #4
Zavala County · Pearsall (Austin Chalk) field · Horizontal
Cag-Lang-16-4 #4 (API 42-507-32372) is a plugged horizontal well in Zavala County, plugged July 3, 1996, last operated by U.S.A. Plugging Company.
The RRC has issued one drilling permit, issued September 25, 1990, permitted to 7,777 ft.
It was permitted by Basin Resources Corporation and has since transferred to U.S.A. Plugging Company on the wellbore schedule.
Completion filings report one formation top, including Austin Chalk.
Its lease has reported 13 barrels of oil and 13 mcf of gas since January 1993, last reporting in August 2003.
Operator of record
Permitted by Basin Resources Corporation; the EWA schedule now lists a different operator.
Pearsall, TX · P-5 Y, filed Feb 4, 2026 · 4 permits on file · (830) 334-7669
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | U.S.A. Plugging Company |
| Production reports | Cag Petroleum Corp.through Jan 1994 |
| Latest permit | Basin Resources CorporationSep 25, 1990 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,777
- total depth, ft
- 1
- permits on file
- Sep 25, 1990
- last permit issued
- Oct 22, 1990
- completed
- 13
- cumulative oil, bbl
- 13
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2003
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 22, 1990
- Shut in
- —
- Plugged
- Jul 3, 1996
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 |
|---|---|---|---|---|---|---|
| Cag-Lang-16-4 O-1-13064 | Pearsall (Austin Chalk) | U.S.A. Plugging Company | 1 | 13 | 13 | Jan 1993 – Aug 2003 |
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.
- 1Cag Petroleum Corp.Jan 1993 → Jan 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 378528-99 | Drill | Basin Resources Corporation | Sep 25, 1990 | Sep 25, 1990 | Sep 27, 1990 | 7,777 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-13064 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 626 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 7,309 | -6,683 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,309 | 8,348 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,960 | 12.25 | 1,000 S |
| 5.5 | 5,800 | 7.875 | 185 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 | Jun 18, 1991 | Nov 13, 1990 | Yes |
| 00 | Jun 14, 1991 | — | — |
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 42-507-32372 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-32372 → 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/50732372, documented in the API reference.