WELL · 42-089-31850 · DISTRICT 3
Cochran #4
Colorado County · Garwood (Wilcox 8600) field · Vertical
Cochran #4 (API 42-089-31850) is a plugged well in Colorado County, plugged December 21, 1998, last operated by Shana Petroleum Company.
The RRC has issued one drilling permit, issued May 27, 1992, permitted to 8,800 ft.
It was permitted by Lemarco Operating, Inc. and has since transferred to Shana Petroleum Company on the wellbore schedule.
Completion filings report 3 formation tops, including Frio, Yegua, Wilcox.
Operator of record
Permitted by Lemarco Operating, Inc.; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed May 3, 2002 · 208 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Shana Petroleum Company |
| Production reports | none |
| Latest permit | Lemarco Operating, Inc.May 27, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,800
- total depth, ft
- 1
- permits on file
- May 27, 1992
- last permit issued
- Jul 10, 1992
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Dec 1998
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 10, 1992
- Shut in
- —
- Plugged
- Dec 21, 1998
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 |
|---|---|---|---|---|---|---|
| Cochran G-3-142243 | Garwood (Wilcox 8600) | Shana Petroleum Company | 1 | 0 | 0 | Jan 1993 – Dec 1998 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 396739-99 | Drill | Lemarco Operating, Inc. | Feb 18, 1992 | May 27, 1992 | Jun 23, 1992 | 8,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-142243 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 176 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,576 | 8,582 | Perforated |
| 8,626 | 8,646 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,381 | 12.25 | 587 S |
| 5.5 | 8,812 | 7.875 | 470 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 15, 1992 | Sep 16, 1992 | Yes |
| 00 | Sep 23, 1992 | — | — |
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 42-089-31850 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-089-31850 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 9.25K
- bbl, all reported
- Dec 1998
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000080634 | H-1 Injection | Plugged Jan 13, 1999 | 100 | 1,000 | 8,576–8,582 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 0 · prior 12 66(-100%)
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/08931850, documented in the API reference.