WELL · 42-357-31414 · DISTRICT 10
Pearson #6109
Ochiltree County · Nitschke (St. Louis) field · Vertical
Pearson #6109 (API 42-357-31414) is a well in Ochiltree County operated by Alpar Resources Inc., completed August 27, 1993.
The RRC has issued 3 drilling permits between 1983 and 2001, permitted to 9,400 ft.
Completion filings report 8 formation tops, including Brn Dolo, Kns Cty, Ks City, Marm.
Its 3 leases have reported 109K barrels of oil and 710K mcf of gas since January 1993, last reporting in July 2026. The leases carry 4 wells, so these are lease totals, not this well alone.
Operator of record
Perryton, TX · P-5 Y, filed Oct 10, 2003 · 252 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Alpar Resources Inc. |
| Production reports | Unbridled Resources, LLCthrough Apr 2026 |
| Latest permit | Alpar Resources, Inc.Sep 27, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,400
- total depth, ft
- 3
- permits on file
- Sep 27, 2001
- last permit issued
- Aug 27, 1993
- completed
- 109K
- cumulative oil, bbl
- 710K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 27, 1993
- 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; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Pearson G-14-185488 | Alpar (St. Louis) | Unbridled Resources, LLC | 1 | 0 | 592K | Oct 2001 – Jul 2026 |
| Pearson O-14-6924 | Nitschke (St. Louis) | Alpar Resources, Inc. | 1 | 61.9K | 101K | Apr 1993 – Dec 2003 |
| Pearson O-14-5356 | Alpar (Hunton) | Alpar Resources, Inc. | 2 | 46.9K | 16.3K | Jan 1993 – Jun 2002 |
Gas, mcf lease total
Last 12 months 2,767 · prior 12 322(+759%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Alpar Resources, Inc.Jan 1993 → Nov 2003
- 2Latigo Petroleum Texas, LPDec 2003 → Feb 2009
- 3Latigo Petroleum, Inc.Mar 2009 → Aug 2011
- 4Plains Exploration & Prod. Co.Sep 2011 → Mar 2012
- 5Linn Operating, Inc.Apr 2012 → Dec 2014
- 6Enervest Operating, L.L.C.Jan 2015 → Dec 2015
- 74P Energy Texas, LLCJan 2016 → Oct 2020
- 8Unbridled Resources, LLCNov 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 512923-99 | Recompletion | Alpar Resources, Inc. | Aug 24, 2001 | Sep 27, 2001 | Oct 2, 2001 | 8,410 |
| 415714-99 | Recompletion | Alpar Resources, Inc. | Sep 15, 1993 | Sep 23, 1993 | Aug 18, 1993 | 9,020 |
| 198783-99 | Drill | Alpar Resources, Inc. | Jun 20, 1983 | Jun 20, 1983 | Jul 21, 1983 | 9,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-14-185488 | — | — | — | — |
| — | — O-14-5356 | — | — | — | — |
| — | — O-14-6924 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,060 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| BRN Dolo | 3,280 | -220 |
| KNS Cty | 6,310 | -3,250 |
| KS City | 6,310 | -3,250 |
| Marm | 6,694 | -3,634 |
| Mor | 7,334 | -4,274 |
| Morrow | 7,334 | -4,274 |
| St. Louis | 8,056 | -4,996 |
| Hunton | 9,064 | -6,004 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,084 | 8,091 | Perforated |
| 8,116 | 8,143 | Perforated |
| 8,159 | 8,164 | Perforated |
| 8,167 | 8,173 | Perforated |
| 8,180 | 8,183 | Perforated |
| 8,224 | 8,237 | Perforated |
| 8,242 | 8,264 | Perforated |
| 8,461 | 8,490 | Perforated |
| 9,067 | 9,081 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,062 | 12.25 | 1,600 S |
| 2.875 | 8,975 | — | — |
| 5.5 | 9,239 | 7.875 | 270 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 | Nov 26, 2001 | Oct 17, 2001 | Yes |
| 00 | Nov 13, 2001 | — | — |
| 00 | Oct 15, 1993 | Sep 16, 1993 | Yes |
| 00 | Oct 1, 1993 | Aug 24, 1983 | — |
| 00 | Jan 12, 1984 | Aug 24, 1983 | — |
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 42-357-31414 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-357-31414 → 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/35731414, documented in the API reference.