WELL · 42-353-33094 · DISTRICT 7
Ludlum Unit #1
Nolan County · Auld (Cisco Sand) field · Producing · Vertical
Ludlum Unit #1 (API 42-353-33094) is a well in Nolan County operated by R2q Operating LLC, completed July 23, 2009 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 24, 2009, permitted to 6,690 ft.
It was permitted by Cholla Petroleum, Inc. and has since transferred to R2q Operating LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Cisco, Canyon.
Its 2 leases have reported 217K barrels of oil since April 2009, last reporting in July 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Cholla Petroleum, Inc.; the EWA schedule now lists a different operator.
- Based in
- Iowa Park, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Sep 12, 2025
- Permits on file
- 38
- Phone
- (940) 228-1500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cholla Petroleum Inc. |
| Production reports | Extex Operating Companythrough Mar 2026 |
| Latest permit | Cholla Petroleum, Inc.Mar 24, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,690
- total depth, ft
- 1
- permits on file
- Mar 24, 2009
- last permit issued
- Jul 23, 2009
- completed
- 217K
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2009 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 23, 2009
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (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 2 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Ludlum Unit O-8-30398 | Auld (Cisco Sand) | Extex Operating Company | 2 | 217K | 0 | Jul 2009 – Jul 2026 |
| Ludlum Unit O-8-30356 | Wildcat | Cholla Petroleum, Inc. | 1 | 0 | 0 | Apr 2009 – Dec 2009 |
Oil, barrels lease total
Last 12 months 1,195 · prior 12 1,334(-10%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Cholla Petroleum, Inc.Jul 2009 → Feb 2026
- 2Extex Operating CompanyMar 2026 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 679757-99 | Drill | Cholla Petroleum, Inc. | Mar 23, 2009 | Mar 24, 2009 | Apr 9, 2009 | 6,999 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 23, 2009 | Ludlum Unit O-8-30398 | Auld (Cisco Sand) | R2Q Operating LLC | Producing | 6,690 |
| Apr 23, 2009 | Ludlum Unit O-8-30356 | Wildcat | Cholla Petroleum Inc. | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,164 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,172 | 4,176 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 210 | 12.25 | 130 S |
| 5.5 | 6,690 | 7.875 | 340 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 23, 2009 | Jul 31, 2009 | Yes |
| 00 | Oct 1, 2009 | Jun 17, 2009 | Yes |
| 00 | Sep 14, 2009 | Jun 17, 2009 | Yes |
| 00 | Jul 21, 2009 | — | — |
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 42-353-33094 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-353-33094 → 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/35333094, documented in the API reference.