WELL · 42-399-34240 · DISTRICT 7
Bull Field Unit #1
Runnels County · Bull (Gray Sand) field · Vertical
Bull Field Unit #1 (API 42-399-34240) is a plugged well in Runnels County, plugged October 8, 2024, last operated by Jericho Energy Operations LLC.
The RRC has issued one drilling permit, issued April 14, 1993, permitted to 4,750 ft.
It was permitted by Delray Oil, Inc. and has since transferred to Jericho Energy Operations LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Base Coleman Jct, Breckenridge, Palo Pinto, Gardner.
Its 2 leases have reported 140K barrels of oil and 288K mcf of gas since July 1993, last reporting in July 2026. The leases carry 12 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Delray Oil, Inc.; the EWA schedule now lists a different operator.
Austin, TX · P-5 Y, filed Mar 8, 2024 · (254) 717-1440
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Jericho Energy Operations LLC |
| Production reports | Jericho Energy Operations, LLCthrough Jun 2018 |
| Latest permit | Delray Oil, Inc.Apr 14, 1993 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,750
- total depth, ft
- 1
- permits on file
- Apr 14, 1993
- last permit issued
- Jul 9, 1993
- completed
- 140K
- cumulative oil, bbl
- 288K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 9, 1993
- Shut in
- —
- Plugged
- Oct 8, 2024
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 2 leases this well is completed on; they carry 12 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Bull Field Unit O-8-30144 | Bull (Gray Sand) | Jericho Energy Operations, LLC | 8 | 15.4K | 12.3K | Sep 2008 – Jul 2026 |
| Hobbs, Charles L. et UX "A" O-8-26939 | Bull (Gray Sand) | HGN Operating I, LLC | 4 | 124K | 276K | Jul 1993 – Dec 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.
- 1Delray Oil, Inc.Jul 1993 → Dec 2005
- 2HGN Operating Company, Inc.Jan 2006 → Sep 2007
- 3HGN Operating I, LLCOct 2007 → Sep 2014
- 4D.J. & T. EnergyApr 2015 → Jul 2016
- 5Jericho Energy Operations, LLCSep 2016 → Jun 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 410632-99 | Drill | Delray Oil, Inc. | Apr 9, 1993 | Apr 14, 1993 | Jun 5, 1993 | 4,750 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-26939 | — | — | — | — |
| — | — O-8-30144 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,967 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Base Coleman JCT | 1,650 | 317 |
| Breckenridge | 2,500 | -533 |
| Palo Pinto | 3,670 | -1,703 |
| Gardner | 4,224 | -2,257 |
| Gray | 4,426 | -2,459 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,434 | 4,438 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 155 | 12.25 | 125 S |
| 4.5 | 4,550 | 7.875 | 1,000 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 10, 2008 | Jul 16, 1993 | Yes |
| 00 | Aug 13, 1993 | Jul 16, 1993 | Yes |
| 00 | Jul 27, 1993 | — | — |
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 42-399-34240 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-399-34240 → 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/39934240, documented in the API reference.