WELL · 42-507-31409 · DISTRICT 1
Lee Ranch #E121
Zavala County · Lee Ranch (San Miguel 1850) field · Vertical
Lee Ranch #E121 (API 42-507-31409) is a plugged well in Zavala County, plugged December 27, 1985, last operated by E-Cor Inc..
The RRC has issued one drilling permit, issued November 12, 1980, permitted to 2,600 ft.
It was permitted by Crb Oil & Gas, Inc. and has since transferred to E-Cor Inc. on the wellbore schedule.
Completion filings report one formation top, including Olmos.
Operator of record
Permitted by CRB Oil & Gas, Inc.; the EWA schedule now lists a different operator.
Austin, TX · P-5 Y, filed Feb 4, 2000 · 10 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | E-Cor Inc. |
| Production reports | none |
| Latest permit | CRB Oil & Gas, Inc.Nov 12, 1980 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 2,600
- total depth, ft
- 1
- permits on file
- Nov 12, 1980
- last permit issued
- —
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- Dec 27, 1985
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.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 98842-99 | Drill | CRB Oil & Gas, Inc. | Nov 12, 1980 | Nov 12, 1980 | Nov 16, 1980 | 2,600 |
Formation tops
As filed on W-2/G-1. Subsea from 766 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| OlmosOLMOS SERIES | 1,674 | -908 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,674 | 1,686 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 677 | 12.25 | 475 S |
| 4.5 | 2,406 | 7.875 | 770 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 | May 21, 1985 | Apr 29, 1985 | — |
| 00 | May 16, 1985 | — | — |
| 00 | May 10, 1985 | — | — |
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 42-507-31409 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31409 → 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/50731409, documented in the API reference.