WELL · 42-203-33304 · DISTRICT 6
Gladys Davis Unit #4
Harrison County · Hallsville NE (Cotton Valley) field · Producing · Vertical
Gladys Davis Unit #4 (API 42-203-33304) is a well in Harrison County operated by Diversified Production LLC, completed November 13, 2005 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued September 29, 2005, permitted to 10,500 ft.
It was permitted by Chalker Energy Management,LLC and has since transferred to Diversified Production LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Fairy Lake Base, Sligo, Cotton Valley, Taylor.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Chalker Energy Management,llc; the EWA schedule now lists a different operator.
Keithville, LA · P-5 Y, filed Feb 4, 2026 · 11 permits on file · (844) 507-5540
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diversified Production LLC |
| Production reports | Diversified Production LLCthrough Apr 2026 |
| Latest permit | Chalker Energy Management,llcSep 29, 2005 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,500
- total depth, ft
- 1
- permits on file
- Sep 29, 2005
- last permit issued
- Nov 13, 2005
- completed
- 0
- cumulative oil, bbl
- 843K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2005 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Nov 13, 2005
- 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 |
|---|---|---|---|---|---|---|
| Gladys Davis Unit G-6-216657 | Hallsville, NE (Cotton Valley) | Diversified Production LLC | 1 | 0 | 843K | Nov 2005 – Jul 2026 |
Gas, mcf lease total
Last 12 months 27,071 · prior 12 26,262(+3%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Chalker Energy Management,llcNov 2005 → Mar 2006
- 2Forest Oil CorporationApr 2006 → Mar 2015
- 3Sabine Oil & Gas CorporationApr 2015 → Jul 2020
- 4Crescent Pass Energy, LLCNov 2021 → Aug 2024
- 5Diversified Production LLCSep 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 607101-99 | Drill | Chalker Energy Management,llc | Sep 28, 2005 | Sep 29, 2005 | Oct 8, 2005 | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-6-216657 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 245 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Fairy Lake Base | 5,630 | -5,385 |
| SligoSLIGO TOP | 6,390 | -6,145 |
| Cotton ValleyCOTTON VALLEY TOP | 8,315 | -8,070 |
| Cotton ValleyCOTTON VALLEY B BASE | 8,530 | -8,285 |
| TaylorTAYLOR TOP | 9,599 | -9,354 |
| BossierBOSSIER TOP | 9,922 | -9,677 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,611 | 9,614 | Perforated |
| 9,648 | 9,650 | Perforated |
| 9,710 | 9,714 | Perforated |
| 9,732 | 9,736 | Perforated |
| 9,745 | 9,959 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 60 | — | — |
| 8.625 | 1,015 | 11 | 335 S |
| 5.5 | 10,108 | 7.875 | 1,218 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 13, 2006 | Dec 30, 2005 | Yes |
| 00 | Jun 29, 2006 | — | — |
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 42-203-33304 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-203-33304 → 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/20333304, documented in the API reference.