WELL · 42-245-31556 · DISTRICT 3
Winzer Unit #1
Jefferson County · Devil (Nodosaria) field · Vertical
Winzer Unit #1 (API 42-245-31556) is a plugged well in Jefferson County, plugged January 19, 1996, last operated by Snyder Oil Corporation.
The RRC has issued 2 drilling permits between 1981 and 1991, permitted to 13,500 ft.
Completion filings report 6 formation tops, including Miocene (undifferentiated), Het Lime, Marginulina, Frio.
Operator of record
Houston, TX · P-5 Y, filed Apr 5, 1999 · 101 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Snyder Oil Corporation |
| Production reports | Snyder Oil Corporationthrough Aug 1994 |
| Latest permit | Snyder Oil CorporationDec 11, 1991 |
- 13,500
- total depth, ft
- 2
- permits on file
- Dec 11, 1991
- last permit issued
- Dec 5, 1991
- completed
- 0
- cumulative oil, bbl
- 1.51M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jan 1996
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 5, 1991
- Shut in
- —
- Plugged
- Jan 19, 1996
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Winzer Unit G-3-140159 | Devil (Nodosaria) | Snyder Oil Corporation | 1 | 0 | 1.51M | Jan 1993 – Jan 1996 |
| — G-3-101096 | — | — | 0 | 0 | 0 | — |
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.
- 1Snyder Oil CorporationJan 1993 → Aug 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 394926-99 | Recompletion | Snyder Oil Corporation | Dec 11, 1991 | Dec 11, 1991 | Oct 29, 1991 | 12,590 |
| 139929-99 | Drill | McCormick Operating Company | Nov 6, 1981 | Nov 6, 1981 | Feb 1, 1982 | 13,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-101096 | — | — | — | — |
| — | — G-3-140159 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 11 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)BASE MIOCENE | 8,350 | -8,339 |
| Het Lime | 8,650 | -8,639 |
| Marginulina | 9,300 | -9,289 |
| FrioTOP FRIO | 9,740 | -9,729 |
| Nodosaria | 11,700 | -11,689 |
| Discorbis | 12,510 | -12,499 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,719 | 11,728 | Perforated |
| 11,732 | 11,740 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,890 | 14.75 | 2,025 S |
| 10.75 | 2,891 | 14.75 | 2,005 S |
| 5.5 | 10,700 | 7.625 | 90 S |
| 7.625 | 11,035 | 9.875 | 950 S |
| 7.625 | 11,036 | 9.875 | 950 S |
| 2.875 | 11,914 | — | — |
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 | Feb 5, 1992 | Dec 16, 1991 | Yes |
| 00 | Jan 10, 1992 | — | — |
| 00 | Jan 12, 1984 | Jul 26, 1982 | — |
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 42-245-31556 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-245-31556 → 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/24531556, documented in the API reference.