WELL · 42-289-30617 · DISTRICT 5
Guokas Charles #1
Leon County · Red Oak (Sub-Clarksville) field · Producing · Vertical
Guokas Charles #1 (API 42-289-30617) is a well in Leon County operated by Roberts & Hammack Inc., completed March 25, 1986 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 31, 1984, permitted to 6,100 ft.
It was permitted by Roberts & Hammack, Inc. and has since transferred to Roberts & Hammack Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Wilcox, Pecan Gap, Austin Chalk, Sub-Clarksville.
Its lease has reported 21.6K barrels of oil and 11.8K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Roberts & Hammack, Inc.; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Jul 4, 2026 · 28 permits on file · (214) 534-8862
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Roberts & Hammack Inc. |
| Production reports | Roberts & Hammack Inc.through Apr 2026 |
| Latest permit | Roberts & Hammack, Inc.Dec 31, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,100
- total depth, ft
- 1
- permits on file
- Dec 31, 1984
- last permit issued
- Mar 25, 1986
- completed
- 21.6K
- cumulative oil, bbl
- 11.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 25, 1986
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Guokas, Charles O-5-2890 | Red Oak (Sub-Clarksville) | Roberts & Hammack Inc. | 1 | 21.6K | 11.8K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 313 · prior 12 444(-30%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Roberts & Hammack, Inc.Jan 1993 → Feb 2007
- 2Roberts & Hammack Inc.Mar 2007 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 263458-99 | Drill | Roberts & Hammack, Inc. | Dec 27, 1984 | Dec 31, 1984 | — | 6,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-5-2890 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 418 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxBASE OF WILCOX | 2,350 | -1,932 |
| Pecan Gap | 4,370 | -3,952 |
| Austin ChalkTOP AUSTIN CHALK | 5,070 | -4,652 |
| Austin ChalkTOP OF AUSTIN CHALK | 5,070 | -4,652 |
| Sub-Clarksville | 5,858 | -5,440 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,858 | 5,864 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 225 | 11 | 165 S |
| 4.5 | 5,970 | 7.875 | 1,500 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 | Apr 17, 1986 | Mar 27, 1986 | — |
| 00 | Feb 13, 1986 | Jan 3, 1986 | — |
| 00 | Feb 4, 1986 | — | — |
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 42-289-30617 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-289-30617 → 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/28930617, documented in the API reference.