WELL · 42-173-32458 · DISTRICT 8
Zant 38 #1
Glasscock County · Vertical
Zant 38 #1 (API 42-173-32458) is a permitted well in Glasscock County filed by Robertson Resources, Inc.; no completion report is on file yet.
The RRC has issued 4 drilling permits (amended once) between 1994 and 2013, permitted to 11,300 ft.
Completion filings report 8 formation tops, including Spraberry, Wolfcamp, Strawn, Atoka.
Its 3 leases have reported 107K barrels of oil and 379K mcf of gas since November 1994, last reporting in July 2026. The leases carry 4 wells, so these are lease totals, not this well alone.
Operator of record
Horseshoe Bay, TX · P-5 Y, filed Jan 5, 2026 · 32 permits on file · (432) 638-4451
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Flat Top Operating, LLCthrough Mar 2026 |
| Latest permit | Robertson Resources, Inc.Jun 17, 2013 |
- 11,300
- total depth, ft
- 5
- permits on file
- Jun 17, 2013
- last permit issued
- —
- completed
- 107K
- cumulative oil, bbl
- 379K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 1994 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
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 3 leases this well is completed on; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Zant 38 O-10-45810 | Blalock (Strawn) | Flat Top Operating, LLC | 1 | 77.5K | 279K | Apr 2013 – Jul 2026 |
| Zant 38 O-10-34349 | Zant 38 (Fusselman) | Robertson Resources, Inc. | 2 | 28.9K | 98.5K | Nov 1994 – Aug 2015 |
| Zant 38 O-10-34460 | Blalock (Strawn) | Cobra Oil & Gas Corporation | 1 | 524 | 1.67K | Apr 1995 – Sep 1995 |
Oil, barrels lease total
Last 12 months 2,877 · prior 12 2,749(+5%)
Gas, mcf lease total
Last 12 months 977 · prior 12 5,019(-81%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Cobra Oil & Gas CorporationNov 1994 → Jun 1996
- 2Valla Energy CorporationNov 2000 → Feb 2002
- 3Robertson Resources, Inc.Jun 2002 → Feb 2025
- 4Flat Top Operating, LLCMar 2025 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 764454-98 | Recompletion | Robertson Resources, Inc. | Jul 16, 2013 | Jun 17, 2013 | — | 11,285 |
| 764454-99 | Recompletion | Robertson Resources, Inc. | Jun 11, 2013 | Jun 17, 2013 | — | 11,285 |
| 435416-99 | Recompletion | Cobra Oil & Gas Corporation | May 2, 1995 | May 2, 1995 | Jun 29, 1995 | 11,300 |
| 433666-99 | Recompletion | Cobra Oil & Gas Corporation | Mar 9, 1995 | Apr 4, 1995 | Apr 3, 1995 | 11,285 |
| 428149-99 | Drill | Cobra Oil & Gas Corporation | Sep 19, 1994 | Sep 19, 1994 | Sep 21, 1994 | 11,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-34349 | — | — | — | — |
| — | — O-10-34349 | — | — | — | — |
| — | — O-10-34460 | — | — | — | — |
| — | — O-10-45810 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,631 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,040 | 10,243 | Perforated |
| 10,130 | 10,212 | Perforated |
| 11,232 | 11,242 | Perforated |
| 11,265 | 11,285 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 316 | 17.5 | 555 S |
| 9.625 | 3,604 | 12.25 | 1,300 S |
| 5.5 | 11,265 | 8.75 | 600 S |
| 5.5 | — | 8.75 | 955 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 2, 2015 | Jun 26, 2013 | — |
| 00 | Nov 17, 1995 | Jul 21, 1995 | Yes |
| 00 | Aug 4, 1995 | — | — |
| 00 | Jun 27, 1995 | Apr 10, 1995 | Yes |
| 00 | May 5, 1995 | — | — |
| 00 | Jan 30, 1995 | Dec 2, 1994 | — |
| 00 | Jan 3, 1995 | — | Yes |
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 42-173-32458 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-173-32458 → 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/17332458, documented in the API reference.