TEXAS · WELLS · WASHINGTON COUNTY · API 42-477-30852 · DISTRICT 03
Thornhill Unit #1
Washington County · Giddings (Austin Chalk-3) field · Horizontal
Thornhill Unit #1 (API 42-477-30852) is a plugged horizontal well in Washington County, plugged December 4, 2000, last operated by Union Pacific Resources Company.
The RRC has issued one drilling permit, issued September 15, 1997, permitted to 15,000 ft.
Completion filings report 2 formation tops, including Austin Chalk, Georgetown.
Operator of record
Union Pacific Resources Company
- Based in
- Fort Worth, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- May 2, 2000
- Permits on file
- 5,638
- Phone
- (817) 321-7424
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rme Petroleum Company |
| Production reports | Union Pacific Resources Companythrough May 2000 |
| Latest permit | Union Pacific Resources CompanySep 15, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 15,000
- total depth, ft
- 1
- permits on file
- Sep 15, 1997
- last permit issued
- Apr 28, 1998
- completed
- 0
- cumulative oil, bbl
- 29.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1998 THROUGH Dec 2000
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 28, 1998
- Shut in
- —
- Plugged
- Dec 4, 2000
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 |
|---|---|---|---|---|---|---|
| Thornhill Unit G-3-171941 | Giddings (Austin Chalk, Gas) | Union Pacific Resources Company | 1 | 0 | 29.5K | Feb 1999 – Dec 2000 |
| Thornhill Unit O-3-23515 | Giddings (Austin Chalk-3) | Union Pacific Resources Company | 1 | 0 | 0 | Jan 1998 – Mar 1999 |
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.
- 1Union Pacific Resources CompanyFeb 1999 → May 2000
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 467094-99 | Drill | Union Pacific Resources Company | Sep 3, 1997 | Sep 15, 1997 | Jan 27, 1998 | 15,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 28, 1998 | Thornhill Unit O-3-23515 | Giddings (Austin Chalk-3) | Union Pacific Resources Company | Plugged | — |
| — | Thornhill Unit G-3-171941 | Giddings (Austin Chalk Gas) | Rme Petroleum Company | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 351 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 14,244 | -13,893 |
| Georgetown | 14,590 | -14,239 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 14,320 | 19,488 | Perforated |
| 14,323 | 18,359 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 2,505 | 17.5 | 425 S |
| 9.625 | 11,300 | 12.25 | 800 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 | Mar 16, 1999 | Feb 16, 1999 | — |
| 00 | Mar 3, 1999 | — | — |
| 00 | Jul 30, 1998 | Jun 29, 1998 | Yes |
| 00 | Jul 24, 1998 | — | — |
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 42-477-30852 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-477-30852 → 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/47730852, documented in the API reference.