WELL · 42-311-31993 · DISTRICT 1
Dilworth J.C. #10
McMullen County · Dilworth Ranch N. (Washburn) field · Vertical
Dilworth J.C. #10 (API 42-311-31993) is a plugged well in Mcmullen County, plugged March 28, 2008, last operated by Walking X Oil CO..
The RRC has issued one drilling permit, issued December 15, 1983, permitted to 6,300 ft.
It was permitted by Brammer Engineering, Inc. and has since transferred to Walking X Oil CO. on the wellbore schedule.
Completion filings report 3 formation tops, including Sparta, Queen City, Carrizo.
Its lease has reported 107K barrels of oil and 14.2K mcf of gas since January 1993, last reporting in July 2008. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Brammer Engineering, Inc.; the EWA schedule now lists a different operator.
Whiteface, TX · P-5 Y, filed May 4, 2026 · 2 permits on file · (806) 789-2300
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Walking X Oil Co. |
| Production reports | Walking X Oil Co.through Nov 2001 |
| Latest permit | Brammer Engineering, Inc.Dec 15, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,300
- total depth, ft
- 1
- permits on file
- Dec 15, 1983
- last permit issued
- Feb 11, 1984
- completed
- 107K
- cumulative oil, bbl
- 14.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2008
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 11, 1984
- Shut in
- —
- Plugged
- Mar 28, 2008
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Dilworth, J.C. O-1-9451 | Dilworth Ranch, N. (Washburn) | Walking X Oil Co. | 2 | 107K | 14.2K | Jan 1993 – Jul 2008 |
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.
- 1Roma Oil and Gas, Inc.Jan 1993 → Apr 2001
- 2Walking X Oil Co.May 2001 → Nov 2001
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 223915-99 | Drill | Brammer Engineering, Inc. | Dec 15, 1983 | Dec 15, 1983 | Jan 12, 1984 | 6,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-9451 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 328 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Sparta | 1,702 | -1,374 |
| Queen City | 2,002 | -1,674 |
| Carrizo | 3,546 | -3,218 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,512 | 5,518 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 536 | 12.25 | 260 S |
| 4.5 | 6,258 | 8.5 | 1,400 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 | Mar 22, 1984 | Feb 21, 1984 | — |
| 00 | Mar 10, 1984 | Feb 21, 1984 | — |
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 42-311-31993 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-311-31993 → 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/31131993, documented in the API reference.