WELL · 42-133-38020 · DISTRICT 7
Desdemona Field Unit #4503H
Eastland County · Eastland County Regular field · Producing · Horizontal
Desdemona Field Unit #4503H (API 42-133-38020) is a horizontal well in Eastland County operated by Morris R. Greenhaw Oil&Gas Inc, completed April 11, 2007 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 21, 2007, permitted to 4,000 ft.
It was permitted by Square One Energy, Inc. and has since transferred to Morris R. Greenhaw Oil&Gas Inc on the wellbore schedule.
Completion filings report 3 formation tops, including Grey Lime, Marble Falls, Barnett.
No lease production has been reported under this well’s leases.
Operator of record
Morris R. Greenhaw Oil&gas Inc
Permitted by Square One Energy, Inc.; the EWA schedule now lists a different operator.
Desdemona, TX · P-5 Y, filed Aug 4, 2025 · 2 permits on file · (254) 977-2138
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Morris R. Greenhaw Oil&gas Inc |
| Production reports | Square One Energy, Inc.through Oct 2010 |
| Latest permit | Square One Energy, Inc.Mar 21, 2007 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,000
- total depth, ft
- 1
- permits on file
- Mar 21, 2007
- last permit issued
- Apr 11, 2007
- completed
- 0
- cumulative oil, bbl
- 11.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2007 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 11, 2007
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Desdemona Field Unit G-8-253330 | Eastland County Regular | Morris R. Greenhaw Oil&gas, Inc | 1 | 0 | 11.2K | Nov 2007 – Jul 2026 |
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.
- 1Square One Energy, Inc.Nov 2007 → Oct 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 634804-99 | Drill | Square One Energy, Inc. | Mar 7, 2007 | Mar 21, 2007 | Mar 24, 2007 | 4,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-253330 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,386 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Grey Lime | 2,710 | -1,324 |
| Marble Falls | 3,195 | -1,809 |
| Barnett | 3,455 | -2,069 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,290 | 4,280 | Perforated |
| 4,910 | 4,900 | Perforated |
| 5,444 | 5,434 | Perforated |
| 6,280 | 6,270 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 241 | 12.5 | 250 S |
| 5.5 | 6,395 | 7.875 | 1,200 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 | Feb 2, 2010 | Mar 25, 2009 | Yes |
| 00 | Dec 10, 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 42-133-38020 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-133-38020 → 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/13338020, documented in the API reference.