TEXAS · WELLS · DIMMIT COUNTY · API 42-127-34710 · DISTRICT 01
Stumberg Ranch #27HR
Dimmit County · Ammann (Buda) field · SWR-10-Well · Horizontal
Stumberg Ranch #27HR (API 42-127-34710) is a horizontal well in Dimmit County operated by Javelin Energy Partners Mgmt LLC, completed April 13, 2013 and listed as swr-10-well on the RRC schedule.
The RRC has issued 2 drilling permits between 2012 and 2014, permitted to 7,751 ft.
It was permitted by Anadarko E&P Onshore LLC and has since transferred to Javelin Energy Partners Mgmt LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Olmos, San Miguel, Eagle Ford.
No lease production has been reported under this well’s leases.
Operator of record
Javelin Energy Partners Mgmt LLC
Permitted by Anadarko E&P Onshore LLC; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Feb 24, 2026
- Permits on file
- 233
- Phone
- (469) 575-3800
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Javelin Energy Partners Mgmt LLC |
| Production reports | Javelin Energy Partners Mgmt LLCthrough Apr 2026 |
| Latest permit | Anadarko E&P Onshore LLCOct 24, 2014 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,751
- total depth, ft
- 2
- permits on file
- Oct 24, 2014
- last permit issued
- Apr 13, 2013
- completed
- 0
- cumulative oil, bbl
- 642K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2012 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 13, 2013
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| Stumberg Ranch G-1-269070 | Briscoe Ranch (Eagleford) | Javelin Energy Partners Mgmt LLC | 1 | 0 | 642K | Oct 2012 – Jul 2026 |
| Stumberg Ranch G-1-273038 | Ammann (Buda) | Javelin Energy Partners Mgmt LLC | 1 | 0 | 0 | Apr 2013 – Jul 2026 |
Gas, mcf lease total
Last 12 months 18,567 · prior 12 18,966(-2%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Anadarko E&P Onshore LLCMay 2013 → Feb 2017
- 2SN EF Maverick, LLCMar 2017 → Aug 2023
- 3Javelin Energy Partners Mgmt LLCSep 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 776355-99 | Recompletion | Anadarko E&P Onshore LLC | Dec 30, 2013 | Oct 24, 2014 | Apr 24, 2012 | 7,751 |
| 738019-99 | Drill | Anadarko E&P Company LP | Apr 11, 2012 | Apr 20, 2012 | Apr 24, 2012 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 13, 2013 | Stumberg Ranch G-1-273038 | Ammann (Buda) | Javelin Energy Partners Mgmt LLC | SWR-10-Well · shut in Apr 1, 2013 | 7,751 |
| Apr 13, 2013 | Stumberg Ranch G-1-269070 | Briscoe Ranch (Eagleford) | Javelin Energy Partners Mgmt LLC | Producing | 7,751 |
Formation tops
As filed on W-2/G-1. Subsea from 588 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Olmos | 4,548 | -3,960 |
| San Miguel | 5,268 | -4,680 |
| Eagle FordEAGLEFORD | 7,510 | -6,922 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,445 | 13,182 | Perforated |
| 12,645 | 13,182 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,978 | 12.25 | 690 S |
| 5.5 | 13,325 | 8.75 | 2,655 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 | Aug 15, 2014 | Mar 14, 2014 | Yes |
| 00 | Oct 2, 2013 | Jul 2, 2013 | — |
| 00 | Aug 5, 2013 | Oct 29, 2012 | 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 42-127-34710 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-127-34710 → 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/12734710, documented in the API reference.