WELL · 42-135-38229 · DISTRICT 8
Headlee Devoian Unit #3810H
Ector County · Headlee (Devonian) field · Prod Factor Well · Horizontal
Headlee Devoian Unit #3810H (API 42-135-38229) is a horizontal well in Ector County operated by Diamondback E&P LLC, completed October 24, 2003 and listed as prod factor well on the RRC schedule.
The RRC has issued one drilling permit, issued June 14, 2002, permitted to 12,500 ft.
It was permitted by Four Star Oil And Gas Company and has since transferred to Diamondback E&P LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Strawn, Morrow, Devonian.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Four Star Oil and Gas Company; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,237 permits on file · (855) 247-5920
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diamondback E&P LLC |
| Production reports | none |
| Latest permit | Four Star Oil and Gas CompanyJun 14, 2002 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,500
- total depth, ft
- 1
- permits on file
- Jun 14, 2002
- last permit issued
- Oct 24, 2003
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2003 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 24, 2003
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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 |
|---|---|---|---|---|---|---|
| Headlee Devoian Unit G-10-208528 | Headlee (Devonian) | Diamondback E&P LLC | 1 | 0 | 0 | May 2003 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 521001-99 | Drill | Four Star Oil and Gas Company | Jun 14, 2002 | Jun 14, 2002 | Jul 2, 2002 | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-208528 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,854 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,670 | 15,952 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,345 | 17.5 | 1,150 S |
| 9.625 | 5,986 | 12.25 | 2,425 S |
| 7 | 12,086 | 8.75 | 1,450 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 26, 2007 | Sep 8, 2006 | — |
| 00 | Aug 8, 2005 | Dec 10, 2002 | Yes |
| 00 | Jun 7, 2005 | — | — |
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 42-135-38229 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-38229 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/13538229, documented in the API reference.