WELL · 42-201-31235 · DISTRICT 3
Gerhardt Unit #1
Harris County · Gum Gully W. (Yegua-3) field · Directional
Gerhardt Unit #1 (API 42-201-31235) is a plugged well in Harris County, plugged December 21, 2000, last operated by Benchmark Oil & Gas CO..
The RRC has issued 2 drilling permits between 1981 and 1996, permitted to 9,200 ft.
Completion filings report 3 formation tops, including Frio, Yegua, Cook Mountain.
Its 2 leases have reported 746 barrels of oil and 27.9K 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
Houston, TX · P-5 Y, filed Oct 10, 2003 · 12 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Benchmark Oil & Gas Co. |
| Production reports | Benchmark Oil & Gas Co.through Jun 1997 |
| Latest permit | Benchmark Oil & Gas Co.Mar 25, 1996 |
- 9,200
- total depth, ft
- 2
- permits on file
- Mar 25, 1996
- last permit issued
- Jan 22, 1997
- completed
- 746
- cumulative oil, bbl
- 27.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 22, 1997
- Shut in
- —
- Plugged
- Dec 21, 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 |
|---|---|---|---|---|---|---|
| Gerhardt Unit O-3-23289 | Gum Gully, W. (Yegua-3) | Benchmark Oil & Gas Co. | 1 | 746 | 27.9K | Jan 1997 – Jul 2026 |
| Gerhardt Unit No. 1 O-3-15527 | Gum Gully, W (Keller) | Benchmark Oil & Gas Co. | 1 | 0 | 0 | Jan 1993 – Sep 1997 |
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.
- 1Benchmark Oil & Gas Co.Jan 1997 → Jun 1997
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 445024-99 | Recompletion | Benchmark Oil & Gas Co. | Feb 21, 1996 | Mar 25, 1996 | Sep 11, 1996 | 8,450 |
| 124759-99 | Drill | Lammerts, Robert P. | Jul 10, 1981 | Jul 10, 1981 | Aug 7, 1981 | 9,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-15527 | — | — | — | — |
| — | — O-3-23289 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 81 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Frio | 3,450 | -3,369 |
| Yegua | 7,580 | -7,499 |
| Cook Mountain | 8,860 | -8,779 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,336 | 8,346 | Perforated |
| 8,362 | 8,369 | Perforated |
| 8,573 | 8,574 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 3,200 | 12.25 | 1,010 S |
| 2.375 | 8,382 | — | — |
| 5.5 | 9,050 | 7.875 | 960 S |
| 8.625 | — | 12.25 | 1,010 S |
| 5.5 | — | 7.875 | 960 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 | Sep 15, 1997 | May 21, 1997 | Yes |
| 00 | Sep 3, 1997 | Apr 22, 1982 | — |
| 00 | Jan 12, 1984 | Apr 22, 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 42-201-31235 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-201-31235 → 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/20131235, documented in the API reference.