WELL · 42-371-35537 · DISTRICT 8
Longfellow "9" #1
Pecos County · Vertical
Longfellow "9" #1 (API 42-371-35537) is a permitted well in Pecos County filed by Riata Energy, Inc.; no completion report is on file yet.
The RRC has issued 4 drilling permits (amended once) between 1985 and 2001, permitted to 8,000 ft.
Completion filings report 5 formation tops, including Wolfcamp, 1st Dimple, 1st Tesnus, 2nd Tesnus.
Operator of record
Oklahoma City, OK · P-5 Y, filed Apr 4, 2026 · 588 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Occidental W TX Overthrust, Inc.through Dec 2018 |
| Latest permit | Riata Energy, Inc.May 1, 2001 |
- 8,000
- total depth, ft
- 5
- permits on file
- May 1, 2001
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 59.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2001 THROUGH Apr 2020
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 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 |
|---|---|---|---|---|---|---|
| Longfellow State 2000 G-10-183076 | Pinon (Overthrust) | Occidental W TX Overthrust, Inc. | 1 | 0 | 59.5K | Apr 2001 – Apr 2020 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Riata Energy, Inc.May 2001 → Nov 2006
- 2Sandridge Energy, Inc.Dec 2006 → May 2009
- 3Sandridge Expl. and Prod., LLCJun 2009 → Feb 2016
- 4Occidental W TX Overthrust, Inc.Mar 2016 → Dec 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 508384-99 | Reenter | Riata Energy, Inc. | May 1, 2001 | May 1, 2001 | — | 7,148 |
| 444684-98 | Reenter | Riata Energy, Inc. | May 1, 2001 | Feb 12, 1996 | — | 7,148 |
| 444684-99 | Reenter | Riata Energy, Inc. | Feb 12, 1996 | Feb 12, 1996 | Feb 28, 1996 | 7,148 |
| 334625-99 | Reenter | Bovin, Inc. | Aug 17, 1987 | Aug 24, 1987 | — | 5,000 |
| 275761-99 | Drill | Shell Western E&P Inc. | Jul 23, 1985 | May 21, 1985 | Jun 15, 1985 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-183076 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,966 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Wolfcamp | 930 | 3,036 |
| 1ST Dimple | 2,850 | 1,116 |
| 1ST Tesnus | 3,022 | 944 |
| 2ND Tesnus | 5,110 | -1,144 |
| 3RD Tesnus | 6,450 | -2,484 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,540 | 5,560 | Perforated |
| 5,640 | 5,660 | Perforated |
| 5,700 | 5,720 | Perforated |
| 6,274 | 6,304 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 920 | 17.5 | 1,525 S |
| 9.625 | 3,000 | 12.25 | 200 S |
| 7 | 7,020 | 8.75 | 750 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 | Oct 1, 2001 | May 7, 2001 | Yes |
| 00 | Jul 11, 2001 | — | — |
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 42-371-35537 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-35537 → 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/37135537, documented in the API reference.