WELL · 42-121-34447 · DISTRICT 9
Alliance Robbins Fed Unit #12H
Denton County · Newark East (Barnett Shale) field · Producing · Horizontal
Alliance Robbins Fed Unit #12H (API 42-121-34447) is a horizontal well in Denton County operated by Diversified Production LLC, completed January 21, 2017 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued January 28, 2014, permitted to 9,000 ft.
It was permitted by Quicksilver Resources Inc. and has since transferred to Diversified Production LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Atoka, Marble Falls, Barnett, Forestberg.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Quicksilver Resources Inc.; the EWA schedule now lists a different operator.
Keithville, LA · P-5 Y, filed Feb 4, 2026 · 11 permits on file · (844) 507-5540
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diversified Production LLC |
| Production reports | Diversified Production LLCthrough Apr 2026 |
| Latest permit | Quicksilver Resources Inc.Jan 28, 2014 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 1
- permits on file
- Jan 28, 2014
- last permit issued
- Jan 21, 2017
- completed
- 0
- cumulative oil, bbl
- 2.76M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Feb 2015 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 21, 2017
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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 |
|---|---|---|---|---|---|---|
| Alliance Robbins Fed Unit G-13-276455 | Newark, East (Barnett Shale) | Diversified Production LLC | 1 | 0 | 2.76M | Feb 2015 – Jul 2026 |
Gas, mcf lease total
Last 12 months 131,064 · prior 12 128,283(+2%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Bluestone Natural Res. II, LLCJan 2017 → Dec 2019
- 2Blackbeard Operating, LLCJan 2020 → Jun 2021
- 3Diversified Production LLCJul 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 777138-99 | Drill | Quicksilver Resources Inc. | Jan 13, 2014 | Jan 28, 2014 | Feb 5, 2015 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-13-276455 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 572 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Atoka | 4,060 | -3,488 |
| Marble Falls | 6,983 | -6,411 |
| BarnettBARNETT SHALE | 7,344 | -6,772 |
| Forestberg | 7,436 | -6,864 |
| Caddo | — | — |
| Conglomerate | — | — |
| "Gas Light" Gas Zone - Krum Area | — | — |
| Johnson | — | — |
| Strawn | — | — |
| Undetermined - Gas Producing Zon | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,957 | 8,130 | Perforated |
| 8,164 | 8,337 | Perforated |
| 8,371 | 8,544 | Perforated |
| 8,582 | 8,752 | Perforated |
| 8,781 | 8,954 | Perforated |
| 8,992 | 9,165 | Perforated |
| 9,199 | 9,372 | Perforated |
| 9,406 | 9,579 | Perforated |
| 9,613 | 9,786 | Perforated |
| 9,819 | 9,989 | Perforated |
| 10,027 | 10,199 | Perforated |
| 10,234 | 10,407 | Perforated |
| 10,441 | 10,614 | Perforated |
| 10,648 | 10,821 | Perforated |
| 10,855 | 11,028 | Perforated |
| 11,062 | 11,235 | Perforated |
| 11,269 | 11,439 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,218 | 12.25 | 1,097 S |
| 5.5 | 11,464 | 8.75 | 1,579 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 | May 15, 2017 | Mar 29, 2017 | — |
| 00 | Apr 24, 2015 | Apr 14, 2015 | 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 42-121-34447 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-121-34447 → 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/12134447, documented in the API reference.