WELL · 42-177-31865 · DISTRICT 1
Culpepper Unit #2
Gonzales County · First Shot (Austin Chalk) field · Horizontal
Culpepper Unit #2 (API 42-177-31865) is a plugged horizontal well in Gonzales County, plugged July 23, 2009, last operated by Wilson Billy R..
The RRC has issued one drilling permit, issued January 9, 1991, permitted to 13,000 ft.
It was permitted by Chesapeake Operating, Inc. and has since transferred to Wilson Billy R. on the wellbore schedule.
Completion filings report 2 formation tops, including Pecan Gap, Austin Chalk.
Its lease has reported 20.2K barrels of oil and 39.2K mcf of gas since January 1993, last reporting in September 2009.
Operator of record
Permitted by Chesapeake Operating, Inc.; the EWA schedule now lists a different operator.
New Braunfels, TX · P-5 Y, filed Jul 7, 2023 · 12 permits on file · (830) 625-6047
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Wilson Billy R. |
| Production reports | Wilson, Billy R.through Apr 2003 |
| Latest permit | Chesapeake Operating, Inc.Jan 9, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,000
- total depth, ft
- 1
- permits on file
- Jan 9, 1991
- last permit issued
- Mar 21, 1991
- completed
- 20.2K
- cumulative oil, bbl
- 39.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Sep 2009
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 21, 1991
- Shut in
- —
- Plugged
- Jul 23, 2009
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 |
|---|---|---|---|---|---|---|
| Culpepper Unit O-1-13335 | First Shot (Austin Chalk) | Wilson, Billy R. | 1 | 20.2K | 39.2K | Jan 1993 – Sep 2009 |
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.
- 1Chesapeake Operating, Inc.Jan 1993 → Feb 1998
- 2Wilson, Billy R.Mar 2000 → Aug 2002
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 383262-99 | Drill | Chesapeake Operating, Inc. | Jan 9, 1991 | Jan 9, 1991 | Jan 12, 1991 | 13,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-13335 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 318 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Pecan Gap | 8,986 | -8,668 |
| Austin Chalk | 9,135 | -8,817 |
| Austin ChalkAUSTIN CHALK LOWER | 9,315 | -8,997 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,420 | 12,411 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,005 | 14.75 | 575 S |
| 7.625 | 9,193 | 9.875 | 460 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 | Apr 12, 1991 | Yes |
| 00 | Dec 20, 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 42-177-31865 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-177-31865 → 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/17731865, documented in the API reference.