WELL · 42-479-43321 · DISTRICT 4
Cordero Martin #1
Webb County · Laredo (Lobo) field · Vertical
Cordero Martin #1 (API 42-479-43321) is a plugged well in Webb County, plugged May 22, 2018, last operated by Amplify Energy Operating LLC.
The RRC has issued one drilling permit, issued April 23, 2015, permitted to 9,000 ft.
It was permitted by Memorial Production Oper. LLC and has since transferred to Amplify Energy Operating LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Queen City, Wilcox, Catahoula, Cook Mountain.
Operator of record
Permitted by Memorial Production Oper. LLC; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Feb 4, 2026 · 13 permits on file · (713) 490-8901
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Amplify Energy Operating LLC |
| Production reports | Memorial Production Oper. LLCthrough Aug 2015 |
| Latest permit | Memorial Production Oper. LLCApr 23, 2015 |
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
- Apr 23, 2015
- last permit issued
- Jul 30, 2015
- completed
- 0
- cumulative oil, bbl
- 17
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2015 THROUGH May 2018
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 30, 2015
- Shut in
- —
- Plugged
- May 22, 2018
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 |
|---|---|---|---|---|---|---|
| Cordero Martin G-4-280809 | Laredo (Lobo) | Amplify Energy Operating LLC | 1 | 0 | 17 | Jul 2015 – May 2018 |
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.
- 1Memorial Production Oper. LLCJul 2015 → Aug 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 805795-99 | Drill | Memorial Production Oper. LLC | Apr 20, 2015 | Apr 23, 2015 | May 8, 2015 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-280809 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 515 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen CityQUEEN CITY - INJECTION/DISPOSAL; | 2,140 | -1,625 |
| WilcoxWILCOX - INJECTION/DISPOSAL | 3,470 | -2,955 |
| CatahoulaCATAHOULA-FRIO - INJECTION/DISPO | — | — |
| Cook Mountain | — | — |
| Eagle FordEAGLE FORD SHALE | — | — |
| EdwardsEDWARDS LIMESTONE - H2S | — | — |
| EscondidoESCONDITO - INJECTION/DISPOSAL; | — | — |
| JacksonJACKSON - INJECTION/DISPOSAL | — | — |
| OlmosOLMOS - INJECTION/DISPOSAL | — | — |
| YeguaYEGUA - INJECTION/DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,704 | 5,739 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 884 | 12.25 | 390 S |
| 5.5 | 6,132 | 7.875 | 680 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 | Sep 16, 2016 | Aug 15, 2016 | 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 42-479-43321 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-43321 → 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/47943321, documented in the API reference.