WELL · 42-409-31743 · DISTRICT 4
Brown C.S. #1
San Patricio County · Willmann (Lovella) field · Vertical
Brown C.S. #1 (API 42-409-31743) is a plugged well in San Patricio County, plugged September 14, 2023, last operated by Frio Exploration Company.
The RRC has issued 2 drilling permits between 1983 and 1984, permitted to 5,600 ft.
Completion filings report 4 formation tops, including Miocene (undifferentiated), Frio, Top William Sd, Top Willman Sd..
Operator of record
Pearland, TX · P-5 Y, filed Dec 2, 2022 · 78 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Frio Exploration Company |
| Production reports | TBC Petroleumthrough Apr 2003 |
| Latest permit | Frio Exploration CompanyApr 12, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,600
- total depth, ft
- 2
- permits on file
- Apr 12, 1984
- last permit issued
- Jun 6, 1983
- completed
- 0
- cumulative oil, bbl
- 72.4K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Sep 2023
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 6, 1983
- Shut in
- —
- Plugged
- Sep 14, 2023
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 |
|---|---|---|---|---|---|---|
| Brown, C. S. G-4-109905 | Howell, N.E. (4100) | TBC Petroleum | 1 | 0 | 72.4K | Jan 1993 – Sep 2023 |
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.
- 1Frio Exploration CompanyJan 1993 → May 1999
- 2TBC PetroleumJun 1999 → Apr 2003
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 235250-99 | Recompletion | Frio Exploration Company | Feb 27, 1984 | Apr 12, 1984 | — | 5,300 |
| 194902-99 | Drill | Frio Exploration Company | May 6, 1983 | May 6, 1983 | May 12, 1983 | 5,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-109905 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 138 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)BASE MIOCENE SDS | 3,100 | -2,962 |
| Miocene (undifferentiated)BASE MIOCENE SDS. | 3,100 | -2,962 |
| FrioTOP FRIO | 4,600 | -4,462 |
| Top William SD | 5,225 | -5,087 |
| Top Willman Sd. | 5,225 | -5,087 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,105 | 4,109 | Perforated |
| 5,116 | 5,118 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 880 | 12.25 | 325 S |
| 9.625 | 916 | 12.25 | 325 S |
| 4.5 | 5,300 | 8.75 | 575 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 | Apr 26, 1984 | Mar 14, 1984 | — |
| 00 | Apr 15, 1984 | Mar 14, 1984 | — |
| 00 | Jan 27, 1984 | Oct 12, 1983 | — |
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 42-409-31743 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-409-31743 → 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/40931743, documented in the API reference.