TEXAS · WELLS · SAN PATRICIO COUNTY · WELDER, R. H. LEASE · API 42-409-01744 · DISTRICT 04
Welder R. H. #31
San Patricio County · Plymouth (4400) field · Vertical
Welder R. H. #31 (API 42-409-01744) is a plugged well in San Patricio County, plugged June 7, 2005, last operated by Smith Production Inc..
The RRC has issued one drilling permit, issued May 19, 1983, permitted to 7,155 ft.
It was permitted by Texaco Inc. and has since transferred to Smith Production Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Oakville, Mass. Cata, Top Of Mass. Cata., Anahuac.
Its lease has reported 72.6K barrels of oil and 112K mcf of gas since January 1993, last reporting in June 2005.
Operator of record
Permitted by Texaco Inc.; the EWA schedule now lists a different operator.
- Based in
- The Woodlands, TX
- P-5 status
- Active (A)
- P-5 last filed
- Nov 12, 2025
- Permits on file
- 433
- Phone
- (281) 296-5600
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Smith Production Inc. |
| Production reports | Smith Production Inc.through Aug 2003 |
| Latest permit | Texaco Inc.May 19, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,155
- total depth, ft
- 1
- permits on file
- May 19, 1983
- last permit issued
- Mar 21, 2001
- completed
- 72.6K
- cumulative oil, bbl
- 112K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2005
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 21, 2001
- Shut in
- —
- Plugged
- Jun 7, 2005
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 |
|---|---|---|---|---|---|---|
| Welder, R. H. O-4-8746 | Plymouth (4400) | Smith Production Inc. | 1 | 72.6K | 112K | Jan 1993 – Jun 2005 |
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.
- 1Smith Production Inc.Jan 1993 → Aug 2003
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 195580-99 | Recompletion | Texaco Inc. | May 19, 1983 | May 19, 1983 | — | 7,155 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Mar 21, 2001 | Welder R. H. O-4-8746 | Plymouth (4400) | Smith Production Inc. | Plugged | — |
| — | Welder R. H. O-4-2146 | Plymouth (Greta Stringer) | Smith Production Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 51 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,368 | 4,372 | Perforated |
| — | 4,612 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,213 | 15 | 70 S |
| 10.75 | 1,213 | — | — |
| 2.375 | 4,255 | — | — |
| 2.375 | 7,121 | — | — |
| 5.5 | 7,155 | 9.875 | 700 S |
| 5.5 | 7,155 | — | — |
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 14, 2001 | Apr 12, 2001 | — |
| 00 | Feb 24, 2000 | Dec 31, 1999 | — |
| 00 | Mar 12, 1985 | Feb 25, 1985 | — |
| 00 | Jan 12, 1984 | Jun 9, 1983 | — |
| 00 | Jan 12, 1984 | Mar 26, 1963 | — |
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 42-409-01744 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-409-01744 → 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/40901744, documented in the API reference.