WELL · 42-121-30777 · DISTRICT 9
Dunn Clara Unit #7
Denton County · Newark East (Barnett Shale) field · Vertical
Dunn Clara Unit #7 (API 42-121-30777) is a plugged well in Denton County, plugged May 10, 2011, last operated by J-W Operating CO..
The RRC has issued one drilling permit, issued May 16, 2000, permitted to 8,200 ft.
It was permitted by Enre Corp. and has since transferred to J-W Operating CO. on the wellbore schedule.
Completion filings report 5 formation tops, including Caddo, Preg. Shale, Marble Falls, Barnett.
Operator of record
Permitted by Enre Corp.; the EWA schedule now lists a different operator.
Addison, TX · P-5 Y, filed Apr 4, 2026 · 350 permits on file · (903) 312-9595
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | J-W Operating Co. |
| Production reports | J-W Operating Co.through Sep 2010 |
| Latest permit | Enre Corp.May 16, 2000 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,200
- total depth, ft
- 1
- permits on file
- May 16, 2000
- last permit issued
- Aug 28, 2000
- completed
- 0
- cumulative oil, bbl
- 284K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2000 THROUGH May 2011
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 28, 2000
- Shut in
- —
- Plugged
- May 10, 2011
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 |
|---|---|---|---|---|---|---|
| Dunn, Clara Unit G-13-181603 | Newark, East (Barnett Shale) | J-W Operating Co. | 1 | 0 | 284K | Aug 2000 – May 2011 |
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.
- 1Enre, L.P.Sep 2000 → Feb 2004
- 2J-W Operating Co.Mar 2004 → Sep 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 495129-99 | Drill | Enre Corp. | May 16, 2000 | May 16, 2000 | May 19, 2000 | 8,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-13-181603 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 775 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CaddoCADDO LIME | 4,319 | -3,544 |
| Preg. Shale | 5,492 | -4,717 |
| Marble FallsMARBLE FALLS LIME | 7,094 | -6,319 |
| BarnettUPPER BARNETT SHALE | 7,446 | -6,671 |
| BarnettLOWER BARNETT SHALE | 7,744 | -6,969 |
| ViolaVIOLA LIME | 8,100 | -7,325 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,448 | 7,960 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 941 | 12.25 | 440 S |
| 5.5 | 8,123 | 7.875 | 300 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 | Jun 7, 2001 | Mar 21, 2001 | Yes |
| 00 | Apr 5, 2001 | — | — |
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 42-121-30777 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-121-30777 → 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/12130777, documented in the API reference.