WELL · 42-127-39030 · DISTRICT 1
SPR #4512AH
Dimmit County · Lorenzo (Austin Chalk) field · Producing · Horizontal
Spr #4512AH (API 42-127-39030) is a horizontal well in Dimmit County operated by Jonah Energy LLC, completed June 18, 2025 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 11, 2025, permitted to 5,700 ft.
It was permitted by Grit Oil & Gas Management, LLC and has since transferred to Jonah Energy LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Escondido, Olmos, San Miguel, Anacacho.
Its lease has reported 48.5K barrels of oil and 83.5K mcf of gas since January 2023, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Grit Oil & Gas Management, LLC; the EWA schedule now lists a different operator.
Denver, CO · P-5 Y, filed Mar 12, 2026 · 42 permits on file · (844) 944-3754
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Jonah Energy LLC |
| Production reports | Jonah Energy LLCthrough Mar 2026 |
| Latest permit | Grit Oil & Gas Management, LLCMar 11, 2025 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,700
- total depth, ft
- 1
- permits on file
- Mar 11, 2025
- last permit issued
- Jun 18, 2025
- completed
- 48.5K
- cumulative oil, bbl
- 83.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2023 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 18, 2025
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
28.250447, -100.057540
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Dimmit County.
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| SPR O-1-20924 | Lorenzo (Austin Chalk) | Jonah Energy LLC | 2 | 48.5K | 83.5K | Jan 2023 – Jul 2026 |
Oil, barrels lease total
Last 12 months 48,458 · prior 12 0
Gas, mcf lease total
Last 12 months 83,489 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Grit Oil & Gas Management, LLCJul 2025 → Feb 2026
- 2Jonah Energy LLCMar 2026 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 906635-99 | Drill | Grit Oil & Gas Management, LLC | Mar 11, 2025 | Mar 11, 2025 | Mar 14, 2025 | 5,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-20924 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 710 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| EscondidoESCONDIDO - DISPOSAL | 1,469 | -759 |
| OlmosOLMOS - DISPOSAL | 2,508 | -1,798 |
| San MiguelSAN MIGUEL - H2S | 3,541 | -2,831 |
| Anacacho | 4,767 | -4,057 |
| Austin ChalkAUSTIN CHALK - H2S | 5,004 | -4,294 |
| Eagle FordEAGLE FORD - H2S | — | — |
| EdwardsEDWARDS - H2S | — | — |
| GeorgetownGEORGETOWN - H2S | — | — |
| Glen RoseGLEN ROSE - DISPOSAL | — | — |
| Pearsall | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,010 | 14,125 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,126 | 12.25 | 439 S |
| 5.5 | 14,245 | 8.75 | 2,858 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 30, 2025 | Jul 28, 2025 | 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 42-127-39030 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-127-39030 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
San Pedro Ranch42-127-39026
0.0 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Escondido | 1,468 | -758 |
| Olmos | 2,511 | -1,801 |
| San Miguel | 3,508 | -2,798 |
| Georgetown | — | |
| Edwards | — | |
| Austin Chalk | — | |
| Eagle Ford | — | |
| Pearsall | — |
9 TOPS · FIRST 8
San Pedro Ranch42-127-39025
0.0 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Midway | 1,084 | -374 |
| Escondido | 1,468 | -758 |
| Olmos | 2,511 | -1,801 |
| San Miguel | 3,491 | -2,781 |
| Eagle Ford | — | |
| Pearsall | — | |
| Glen Rose | — | |
| Georgetown | — |
10 TOPS · FIRST 8
San Pedro Ranch42-127-39024
0.0 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Midway | 1,084 | -374 |
| Escondido | 1,468 | -758 |
| Olmos | 2,511 | -1,801 |
| San Miguel | 3,477 | -2,767 |
| Eagle Ford | — | |
| Pearsall | — | |
| Glen Rose | — | |
| Georgetown | — |
10 TOPS · FIRST 8
San Pedro Ranch42-127-39023
0.0 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Midway | 1,084 | -374 |
| Escondido | 1,468 | -758 |
| Olmos | 2,511 | -1,801 |
| San Miguel | 3,490 | -2,780 |
| Eagle Ford | — | |
| Austin Chalk | — | |
| Edwards | — | |
| Georgetown | — |
10 TOPS · FIRST 8
San Pedro Ranch42-127-39022
0.0 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Midway | 1,084 | -374 |
| Escondido | 1,468 | -758 |
| Olmos | 2,511 | -1,801 |
| San Miguel | 3,536 | -2,826 |
| Pearsall | — | |
| Glen Rose | — | |
| Georgetown | — | |
| Edwards | — |
10 TOPS · FIRST 8
San Pedro Ranch42-127-38514
0.7 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Escondido | 1,447 | -711 |
| Olmos | 2,560 | -1,824 |
| San Miguel | 3,704 | -2,968 |
| Georgetown | — | |
| Edwards | — | |
| Eagle Ford | — | |
| Pearsall | — | |
| Glen Rose | — |
9 TOPS · FIRST 8
San Pedro Ranch42-127-38515
0.7 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Escondido | 1,447 | -711 |
| Olmos | 2,560 | -1,824 |
| San Miguel | 3,704 | -2,968 |
| Pearsall | — | |
| Glen Rose | — | |
| Georgetown | — | |
| Edwards | — | |
| Eagle Ford | — |
9 TOPS · FIRST 8
San Pedro Ranch42-127-38516
0.7 KM · Grit Oil & Gas Management, LLC · Section with this well →
| Escondido | 1,447 | -711 |
| Olmos | 2,560 | -1,824 |
| San Miguel | 3,704 | -2,968 |
| Eagle Ford | — | |
| Georgetown | — | |
| Glen Rose | — | |
| Pearsall | — | |
| Edwards | — |
9 TOPS · FIRST 8
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/12739030, documented in the API reference.