WELL · 42-003-46107 · DISTRICT 8
Nix 20 LZS #21
Andrews County · Fuhrman-Mascho field · Producing · Vertical
Nix 20 Lzs #21 (API 42-003-46107) is a well in Andrews County operated by Montare Operating Ltd., completed July 30, 2014 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued April 7, 2014, permitted to 4,920 ft.
It was permitted by Sandridge Expl. And Prod., LLC and has since transferred to Montare Operating Ltd. on the wellbore schedule.
Completion filings report 10 formation tops, including Yates, Queen, Grayburg, San Andres.
Its lease has reported 53.9K barrels of oil and 67.7K mcf of gas since January 1993, last reporting in July 2026. The lease carries 10 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Sandridge Expl. and Prod., LLC; the EWA schedule now lists a different operator.
- Based in
- Flower Mound, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Apr 17, 2026
- Permits on file
- 21
- Phone
- (469) 993-1960
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Montare Operating Ltd. |
| Production reports | Montare Operating, Ltd.through Apr 2026 |
| Latest permit | Sandridge Expl. and Prod., LLCApr 7, 2014 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,920
- total depth, ft
- 1
- permits on file
- Apr 7, 2014
- last permit issued
- Jul 30, 2014
- completed
- 53.9K
- cumulative oil, bbl
- 67.7K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 30, 2014
- 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 lease this well is completed on; they carry 10 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Nix 20 LZS O-10-29567 | Fuhrman-Mascho | Montare Operating, Ltd. | 10 | 53.9K | 67.7K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 448 · prior 12 501(-11%)
Gas, mcf lease total
Last 12 months 772 · prior 12 1,052(-27%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1OK Arena Operating CompanyJul 2010 → Jul 2010
- 2Sandridge Expl. and Prod., LLCAug 2010 → Oct 2018
- 3Avalon TX Operating, LLCNov 2018 → Jul 2021
- 4Montare Operating, Ltd.Aug 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 780474-99 | Drill | Sandridge Expl. and Prod., LLC | Feb 24, 2014 | Apr 7, 2014 | May 14, 2014 | 5,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 30, 2014 | Nix 20 LZS O-10-29567 | Fuhrman-Mascho | Montare Operating Ltd. | Producing | 4,920 |
Formation tops
As filed on W-2/G-1. Subsea from 3,249 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,972 | 277 |
| Queen | 3,969 | -720 |
| Grayburg | 4,262 | -1,013 |
| San AndresSAN ANDRES - CO2 FLOOD, HIGH FLO | 4,541 | -1,292 |
| Clear ForkCLEARFORK | — | — |
| Glorieta | — | — |
| Holt | — | — |
| Permian (undifferentiated)PERMIAN DETRITAL | — | — |
| Seven Rivers | — | — |
| Tubb | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,532 | 4,755 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,670 | 12.25 | 700 S |
| 4.5 | 4,920 | 7.875 | 1,050 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 29, 2014 | Aug 4, 2014 | 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 42-003-46107 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-003-46107 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/00346107, documented in the API reference.