WELL · 42-489-30916 · DISTRICT 4
Cavazos Rogerio #1
Willacy County · Willamar (5200) field · Vertical
Cavazos Rogerio #1 (API 42-489-30916) is a plugged well in Willacy County, plugged March 26, 2007, last operated by Api Operating CO..
The RRC has issued 2 drilling permits between 1987 and 1988, permitted to 8,000 ft.
It was permitted by Tasca Exploration Company and has since transferred to Api Operating CO. on the wellbore schedule.
Completion filings report 2 formation tops, including Miocene (undifferentiated), Frio.
Operator of record
Permitted by Tasca Exploration Company; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Jun 4, 2026 · 12 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | API Operating Co. |
| Production reports | none |
| Latest permit | Tasca Exploration CompanyAug 9, 1988 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,000
- total depth, ft
- 2
- permits on file
- Aug 9, 1988
- last permit issued
- Jun 13, 1988
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 2007
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 13, 1988
- Shut in
- —
- Plugged
- Mar 26, 2007
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 |
|---|---|---|---|---|---|---|
| Cavazos, Rogerio G-4-128023 | Willamar (5200) | API Operating Co. | 1 | 0 | 0 | Jan 1993 – Mar 2007 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 349489-99 | Recompletion | Tasca Exploration Company | Jul 28, 1988 | Aug 9, 1988 | — | 8,000 |
| 332727-99 | Drill | Tasca Exploration Company | Jul 10, 1987 | Jul 13, 1987 | — | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-128023 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 11 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)MIOCENE | 3,385 | -3,374 |
| Miocene (undifferentiated)TOP MIOCENE | 3,385 | -3,374 |
| Frio | 8,000 | -7,989 |
| FrioTOP FRIO | 8,000 | -7,989 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,198 | 5,202 | Perforated |
| 5,751 | 5,759 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,008 | 12.25 | 230 S |
| 4.5 | 5,888 | 7.875 | 555 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 | Sep 2, 1988 | Jul 8, 1988 | Yes |
| 00 | Aug 17, 1988 | — | — |
| 00 | May 11, 1988 | Nov 5, 1987 | Yes |
| 00 | Apr 19, 1988 | — | — |
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 42-489-30916 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-489-30916 → 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/48930916, documented in the API reference.