WELL · 42-079-31199 · DISTRICT 8
Dean C. S. #1R
Cochran County · Levelland (San Andres) field · Vertical
Dean C. S. #1R (API 42-079-31199) is a plugged well in Cochran County, plugged October 19, 2010, last operated by Ard Drilling Company Inc..
The RRC has issued one drilling permit, issued February 25, 1980, permitted to 5,100 ft.
Its 2 leases have reported 17.8K barrels of oil and 109K mcf of gas since January 1993, last reporting in March 2011.
Operator of record
Abilene, TX · P-5 Y, filed Oct 5, 2001 · 78 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Ard Drilling Company Inc. |
| Production reports | Walsh Petroleum, Inc.through Oct 2010 |
| Latest permit | Ard Drilling Company Inc.Feb 25, 1980 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,100
- total depth, ft
- 1
- permits on file
- Feb 25, 1980
- last permit issued
- Dec 17, 1980
- completed
- 17.8K
- cumulative oil, bbl
- 109K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 2011
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 17, 1980
- Shut in
- —
- Plugged
- Oct 19, 2010
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Dean, C. S. O-11-66409 | Levelland | Walsh Petroleum, Inc. | 1 | 17.8K | 109K | Jan 1993 – Mar 2011 |
| — G-11-91530 | — | — | 0 | 0 | 0 | — |
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.
- 1Ard Drilling Company Inc.Jan 1993 → Apr 2000
- 2Walsh Petroleum, Inc.May 2000 → Oct 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 73398-99 | Drill | Ard Drilling Company Inc. | Feb 25, 1980 | Feb 25, 1980 | Jun 12, 1980 | 5,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-11-91530 | — | — | — | — |
| — | — O-11-66409 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,866 | 4,886 | Perforated |
| 4,938 | 4,992 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 429 | 12.25 | 300 S |
| 2.375 | 4,918 | — | — |
| 4.5 | 5,149 | 7.875 | 700 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 16, 1989 | Oct 24, 1989 | — |
| 00 | Nov 3, 1989 | — | — |
| 00 | Jan 12, 1984 | Feb 6, 1981 | — |
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 42-079-31199 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-079-31199 → 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/07931199, documented in the API reference.