TEXAS · WELLS · FORT BEND COUNTY · SEIGFRIED & OBERHOFF OIL UNIT LEASE · API 42-157-31851 · DISTRICT 03
Seigfried & Oberhoff Oil Unit #1
Fort Bend County · Thompson N. (Yegua-E.Y. 1) field · Vertical
Seigfried & Oberhoff Oil Unit #1 (API 42-157-31851) is a plugged well in Fort Bend County, plugged December 5, 2005, last operated by Mcgowan Working Partners Inc..
The RRC has issued one drilling permit (amended twice), issued December 19, 1990, permitted to 14,500 ft.
It was permitted by Union Pacific Resources Company and has since transferred to Mcgowan Working Partners Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Vicksburg, Jackson, Yegua, E.Y..
Its lease has reported 8.87K barrels of oil and 383K mcf of gas since January 1993, with no volume in the three years through April 2026.
Operator of record
Permitted by Union Pacific Resources Company; the EWA schedule now lists a different operator.
- Based in
- Jackson, MS
- P-5 status
- Active (A)
- P-5 last filed
- Oct 27, 2025
- Permits on file
- 60
- Phone
- (601) 982-3444
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | McGowan Working Partners Inc. |
| Production reports | McGowan Working Partners, Inc.through Mar 1996 |
| Latest permit | Union Pacific Resources CompanyDec 19, 1990 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 14,500
- total depth, ft
- 3
- permits on file
- Dec 19, 1990
- last permit issued
- —
- completed
- 8.87K
- cumulative oil, bbl
- 383K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 1996
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- Dec 5, 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 |
|---|---|---|---|---|---|---|
| Seigfried & Oberhoff Oil Unit O-3-21437 | Thompson, N. (Yegua-E.Y. 1) | McGowan Working Partners, Inc. | 1 | 8.87K | 383K | Jan 1993 – Mar 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.
- 1McGowan Working PartnersJan 1993 → Mar 1996
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 382576-97 | Drill | Union Pacific Resources Company | Mar 5, 1991 | Dec 19, 1990 | Mar 25, 1991 | 14,500 |
| 382576-98 | Drill | Union Pacific Resources Company | Feb 15, 1991 | Dec 19, 1990 | — | 14,500 |
| 382576-99 | Drill | Union Pacific Resources Company | Dec 19, 1990 | Dec 19, 1990 | — | 14,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | Seigfried & Oberhoff Oil Unit O-3-21437 | Thompson N. (Yegua-E.Y. 1) | McGowan Working Partners Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 60 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,910 | 10,912 | Perforated |
| 10,916 | 10,920 | Perforated |
| 10,936 | 10,942 | Perforated |
| 10,946 | 10,950 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 3,016 | 17.5 | 2,320 S |
| 9.625 | 9,242 | 12.25 | 1,200 S |
| 9.625 | 9,243 | 12.25 | 1,200 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Apr 27, 2005 | Sep 2, 2004 | — |
| 00 | Sep 24, 1996 | Sep 5, 1996 | — |
| 00 | May 1, 1992 | Mar 19, 1992 | Yes |
| 00 | Apr 16, 1992 | — | — |
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 42-157-31851 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-157-31851 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/15731851, documented in the API reference.