WELL · 42-177-31915 · DISTRICT 1
Ruddock Oil Unit #2
Gonzales County · Pilgrim (Austin Chalk) field · Horizontal
Ruddock Oil Unit #2 (API 42-177-31915) is a plugged horizontal well in Gonzales County, plugged May 21, 1994, last operated by Tana Oil And Gas Corporation.
The RRC has issued one drilling permit, issued May 17, 1991, permitted to 12,000 ft.
Completion filings report 3 formation tops, including Taylor, Anacacho, Austin Chalk.
Its lease has reported 4.38K barrels of oil and 1.12K mcf of gas since January 1993, last reporting in February 1996.
Operator of record
- Based in
- Irving, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Mar 29, 2000
- Permits on file
- 173
- Phone
- (972) 443-1301
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Tana Oil and Gas Corporation |
| Production reports | Tana Oil and Gas Corporationthrough Mar 1994 |
| Latest permit | Tana Oil and Gas CorporationMay 17, 1991 |
- 12,000
- total depth, ft
- 1
- permits on file
- May 17, 1991
- last permit issued
- Oct 18, 1991
- completed
- 4.38K
- cumulative oil, bbl
- 1.12K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Feb 1996
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 18, 1991
- Shut in
- —
- Plugged
- May 21, 1994
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 |
|---|---|---|---|---|---|---|
| Ruddock Oil Unit O-1-13333 | Pilgrim (Austin Chalk) | Tana Oil and Gas Corporation | 1 | 4.38K | 1.12K | Jan 1993 – Feb 1996 |
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.
- 1Tana Oil and Gas CorporationJan 1993 → Mar 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 387711-99 | Drill | Tana Oil and Gas Corporation | May 9, 1991 | May 17, 1991 | Sep 13, 1991 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-13333 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 250 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Taylor | 7,270 | -7,020 |
| Anacacho | 7,817 | -7,567 |
| Austin Chalk | 7,964 | -7,714 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,140 | 8,317 | Perforated |
| 8,194 | 10,960 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 905 | 12.25 | 425 S |
| 7 | 7,847 | 8.75 | 330 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 | Dec 27, 1991 | Nov 18, 1991 | Yes |
| 00 | Dec 19, 1991 | — | — |
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 42-177-31915 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-177-31915 → 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/17731915, documented in the API reference.