WELL · 42-311-32036 · DISTRICT 1
South Texas Syndicate #301
McMullen County · Big Mule (5500 Sand) field · Vertical
South Texas Syndicate #301 (API 42-311-32036) is a plugged well in Mcmullen County, plugged April 10, 1991, last operated by Chanoco Corporation.
The RRC has issued one drilling permit, issued March 13, 1984, permitted to 5,950 ft.
Completion filings report 4 formation tops, including Queen City, Carrizo, Wilcox, Top L. Wilcox Mula Sd..
Operator of record
San Antonio, TX · P-5 Y, filed Nov 8, 2002 · 46 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chanoco Corporation |
| Production reports | none |
| Latest permit | Chanoco CorporationMar 13, 1984 |
- 5,950
- total depth, ft
- 1
- permits on file
- Mar 13, 1984
- last permit issued
- Apr 19, 1984
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 19, 1984
- Shut in
- —
- Plugged
- Apr 10, 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 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 |
|---|---|---|---|---|---|---|
| — G-1-111184 | — | — | 0 | 0 | 0 | — |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 232159-99 | Drill | Chanoco Corporation | Mar 12, 1984 | Mar 13, 1984 | Mar 31, 1984 | 5,950 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-1-111184 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 378 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen CityTOP QUEEN CITY | 1,930 | -1,552 |
| CarrizoTOP CARRIZO | 3,526 | -3,148 |
| CarrizoBASE CARRIZO | 4,610 | -4,232 |
| WilcoxTOP WILCOX MARINE | 4,806 | -4,428 |
| Top L. Wilcox Mula Sd. | 5,500 | -5,122 |
| WilcoxTOP BASAL WILCOX MARKER | 5,890 | -5,512 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,509 | 5,515 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 270 | 12.25 | 120 sx |
| 4.5 | 5,951 | 7.875 | 945 sx |
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 | Jul 17, 1984 | Jun 20, 1984 | — |
| 00 | Jul 13, 1984 | Jun 20, 1984 | — |
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 42-311-32036 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-311-32036 → 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/31132036, documented in the API reference.