TEXAS · WELLS · TARRANT COUNTY · OLIVER "A" UNIT LEASE · API 42-439-31056 · DISTRICT 05
Oliver a Unit #6
Tarrant County · Newark East (Bend Conglomerate) field · Directional
Oliver A Unit #6 (API 42-439-31056) is a plugged well in Tarrant County, plugged January 17, 2019, last operated by Devon Energy Production CO L.P..
The RRC has issued one drilling permit (amended once), issued November 15, 2004, permitted to 6,500 ft.
It was permitted by Chief Oil & Gas LLC and has since transferred to Devon Energy Production CO L.P. on the wellbore schedule.
Completion filings report 3 formation tops, including Caddo, Pregnant Shale, Bend.
Operator of record
Devon Energy Production Co L.P.
Permitted by Chief Oil & Gas LLC; the EWA schedule now lists a different operator.
- Based in
- Oklahoma City, OK
- P-5 status
- Active (A)
- P-5 last filed
- Dec 18, 2025
- Permits on file
- 9,266
- Phone
- (405) 235-3611
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Devon Energy Production Co L.P. |
| Production reports | Devon Energy Production Co, L.P.through Feb 2009 |
| Latest permit | Chief Oil & Gas LLCNov 15, 2004 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,500
- total depth, ft
- 2
- permits on file
- Nov 15, 2004
- last permit issued
- Apr 25, 2005
- completed
- 0
- cumulative oil, bbl
- 448K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2005 THROUGH Jan 2019
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 25, 2005
- Shut in
- —
- Plugged
- Jan 17, 2019
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 |
|---|---|---|---|---|---|---|
| Oliver "a" Unit G-5-210356 | Newark, East (Bend Conglomerate) | Devon Energy Production Co, L.P. | 1 | 0 | 448K | Apr 2005 – Jan 2019 |
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.
- 1Chief Oil & Gas LLC *Apr 2005 → Jun 2006
- 2Devon Energy Production Co, L.P.Jul 2006 → Feb 2009
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 553621-98 | Drill | Chief Oil & Gas LLC | Dec 29, 2004 | Nov 15, 2004 | Dec 8, 2004 | 6,500 |
| 553621-99 | Drill | Chief Oil & Gas LLC | Nov 15, 2004 | Nov 15, 2004 | — | 6,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 25, 2005 | Oliver a Unit G-5-210356 | Newark East (Bend Conglomerate) | Devon Energy Production Co L.P. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 740 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,972 | 5,978 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,152 | 12.25 | 590 S |
| 4.5 | 6,139 | 7.875 | 410 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 7, 2005 | May 9, 2005 | Yes |
| 00 | Sep 2, 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 42-439-31056 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-439-31056 → 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/43931056, documented in the API reference.