WELL · 42-041-31559 · DISTRICT 3
Startown a Unit #1H
Brazos County · Giddings (Austin Chalk-3) field · Horizontal
Startown A Unit #1H (API 42-041-31559) is a plugged horizontal well in Brazos County, plugged July 26, 1995, last operated by Union Pacific Resources Company.
The RRC has issued 2 drilling permits between 1991 and 2008, permitted to 13,500 ft.
It was permitted by 7711 Corporation, The and has since transferred to Union Pacific Resources Company on the wellbore schedule.
Completion filings report 5 formation tops, including Midway, Navarro, Pecan Gap, Austin Chalk.
Its 2 leases have reported 85.4K barrels of oil and 969K mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Union Pacific Resources Company
Permitted by 7711 Corporation, The; the EWA schedule now lists a different operator.
Fort Worth, TX · P-5 Y, filed Feb 9, 2001 · 5,638 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Union Pacific Resources Company |
| Production reports | Wildfire Energy Operating LLCthrough Mar 2026 |
| Latest permit | 7711 Corporation, TheJul 21, 2008 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,500
- total depth, ft
- 2
- permits on file
- Jul 21, 2008
- last permit issued
- May 9, 1992
- completed
- 85.4K
- cumulative oil, bbl
- 969K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 9, 1992
- Shut in
- —
- Plugged
- Jul 26, 1995
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Liz O-3-25343 | Giddings (Buda) | Wildfire Energy Operating LLC | 1 | 82.4K | 948K | Mar 2009 – Jul 2026 |
| Startown 'A'unit O-3-21582 | Giddings (Austin Chalk-3) | Union Pacific Resources Company | 1 | 3.01K | 21K | Jan 1993 – Sep 1995 |
Gas, mcf lease total
Last 12 months 24,645 · prior 12 26,153(-6%)
Oil, barrels lease total
Last 12 months 2,514 · prior 12 3,244(-23%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Union Pacific Resources CompanyJan 1993 → Aug 1993
- 27711 Corporation, TheMar 2009 → Feb 2014
- 3Halcon Operating Co., Inc.Mar 2014 → Feb 2017
- 4Hawkwood Energy Operating, LLCMar 2017 → Mar 2022
- 5Wildfire Energy Operating LLCApr 2022 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 665645-99 | Reenter | 7711 Corporation, The | Jun 30, 2008 | Jul 21, 2008 | Jan 19, 2009 | 9,999 |
| 394287-99 | Drill | Union Pacific Resources Company | Nov 21, 1991 | Nov 21, 1991 | Mar 25, 1992 | 13,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-21582 | — | — | — | — |
| — | — O-3-25343 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 270 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Midway | 5,121 | -4,851 |
| Navarro | 6,131 | -5,861 |
| Pecan Gap | 6,791 | -6,521 |
| Austin Chalk | 8,700 | -8,430 |
| Austin Chalk | 8,711 | -8,441 |
| Eagle FordEAGLEFORD | 9,135 | -8,865 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,913 | 10,807 | Perforated |
| 8,913 | 12,546 | Perforated |
| 9,867 | 12,983 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,110 | 14.75 | 1,142 S |
| 7.625 | 8,913 | 9.875 | 340 S |
| 5.5 | 9,867 | 7.875 | 347 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 | Oct 15, 2009 | May 29, 2009 | Yes |
| 00 | Aug 20, 2009 | — | — |
| 00 | Aug 31, 1992 | May 19, 1992 | Yes |
| 00 | Aug 18, 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 42-041-31559 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-041-31559 → 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/04131559, documented in the API reference.