WELL · 42-479-34819 · DISTRICT 4
Dinn Mineral Trusts The #1A
Webb County · Guerra (4200) field · Vertical
Dinn Mineral Trusts The #1A (API 42-479-34819) is a well in Webb County operated by Lobo Resources Ltd., completed July 14, 1989.
The RRC has issued 2 drilling permits between 1989 and 1991, permitted to 4,500 ft.
Completion filings report 4 formation tops, including Frio, Cole, Mirando, Cook Mountain.
Its 3 leases have reported 12.3K barrels of oil and 17 mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Houston, TX · P-5 Y, filed Sep 5, 2008 · 133 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Lobo Resources Ltd. |
| Production reports | Prime Operating Companythrough Oct 1996 |
| Latest permit | Lobo Resources, Ltd.Sep 16, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,500
- total depth, ft
- 2
- permits on file
- Sep 16, 1991
- last permit issued
- Jul 14, 1989
- completed
- 12.3K
- cumulative oil, bbl
- 17
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 14, 1989
- 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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Dinn Mineral Trusts, The O-4-12055 | Guerra (3800) | Hilcorp Energy Company | 1 | 12.3K | 17 | Jan 1993 – Jul 2026 |
| — G-4-131963 | — | — | 0 | 0 | 0 | — |
| — G-4-139573 | — | — | 0 | 0 | 0 | — |
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.
- 1Lobo Resources, Ltd.Jan 1993 → Mar 1994
- 2Lobo Energy, Inc.Apr 1994 → Jun 1994
- 3Lobo Operating, Inc.Jul 1994 → Feb 1996
- 4Prime Operating CompanyMay 1996 → Oct 1996
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 391957-99 | Recompletion | Lobo Resources, Ltd. | Sep 16, 1991 | Sep 16, 1991 | Sep 17, 1991 | 4,500 |
| 355837-99 | Drill | Lobo Resources, Ltd. | Feb 7, 1989 | Feb 7, 1989 | — | 4,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-131963 | — | — | — | — |
| — | — G-4-139573 | — | — | — | — |
| — | — O-4-12055 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 799 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Frio | 1,180 | -381 |
| Cole | 2,080 | -1,281 |
| Mirando | 2,640 | -1,841 |
| Cook Mountain | 4,210 | -3,411 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,796 | 3,806 | Perforated |
| 4,210 | 4,298 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,056 | 12.25 | 420 S |
| 4.5 | 4,510 | 7.875 | 360 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 | Jul 16, 1992 | Apr 22, 1992 | — |
| 00 | Jun 15, 1992 | — | — |
| 00 | Dec 2, 1991 | Oct 11, 1991 | Yes |
| 00 | Oct 23, 1991 | — | — |
| 00 | Oct 12, 1989 | Aug 1, 1989 | Yes |
| 00 | Oct 5, 1989 | — | — |
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 42-479-34819 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-34819 → 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/47934819, documented in the API reference.