TEXAS · WELLS · KLEBERG COUNTY · API 42-273-01803 · DISTRICT 04
King Ranch Big Caesar #21
Kleberg County · Wildcat field · Vertical
King Ranch Big Caesar #21 (API 42-273-01803) is a plugged well in Kleberg County, plugged November 15, 1991, last operated by Exxon Corp..
The RRC has issued one drilling permit, issued May 21, 1980, permitted to 12,600 ft.
Operator of record
- Based in
- Houston, TX
- P-5 status
- See remarks (S)
- P-5 last filed
- Mar 15, 1999
- Permits on file
- 19,549
- Phone
- (713) 431-1125
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Exxon Corp. |
| Production reports | none |
| Latest permit | Exxon Corp.May 21, 1980 |
- 12,600
- total depth, ft
- 1
- permits on file
- May 21, 1980
- last permit issued
- Jun 19, 1980
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 1996
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 19, 1980
- Shut in
- —
- Plugged
- Nov 15, 1991
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 2 leases 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 |
|---|---|---|---|---|---|---|
| King Ranch Big Caesar O-4-9304 | Wildcat | Exxon Corp. | 2 | 0 | 0 | Jan 1993 – Aug 1996 |
| — O-4-6363 | — | — | 0 | 0 | 0 | — |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 81740-99 | Other | Exxon Corp. | May 21, 1980 | May 21, 1980 | — | 12,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 19, 1980 | King Ranch Big Caesar O-4-9304 | Wildcat | Exxon Corp. | Plugged | — |
| — | King Ranch Big Caesar O-4-6363 | Big Caesar SE. (Pfleuger Up.) | Exxon Corp. | Plugged | — |
| — | King Ranch Big Caesar O-4-6360 | Big Caesar SE. (Pfleuger Lo.) | Exxon Corp. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,784 | 7,790 | Perforated |
| — | 7,469 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,031 | — | — |
| 2.875 | 8,201 | — | — |
| 2.875 | 8,209 | — | — |
| 7.625 | 8,799 | — | — |
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 | Jan 12, 1984 | Apr 28, 1981 | — |
| 00 | Jan 12, 1984 | Mar 25, 1976 | — |
| 00 | Jan 12, 1984 | Apr 14, 1970 | — |
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 42-273-01803 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-273-01803 → 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/27301803, documented in the API reference.