TEXAS · WELLS · LA SALLE COUNTY · ZELLA CROMWELL RANCH LEASE · API 42-283-32332 · DISTRICT 01
Zella Cromwell Ranch #1M
La Salle County · Austin Pierce (Austin Chalk) field · Shut In · Vertical
Zella Cromwell Ranch #1M (API 42-283-32332) is a well in La Salle County operated by Javelin Energy Partners Mgmt LLC, completed September 30, 2010 and listed as shut in on the RRC schedule, shut in September 1, 2010.
The RRC has issued one drilling permit, issued August 31, 2010, permitted to 8,700 ft.
It was permitted by Cabot Oil & Gas Corporation and has since transferred to Javelin Energy Partners Mgmt LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Austin Chalk, Buda, Del Rio.
No lease production has been reported under this well’s leases.
Operator of record
Javelin Energy Partners Mgmt LLC
Permitted by Cabot Oil & Gas Corporation; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Feb 24, 2026
- Permits on file
- 233
- Phone
- (469) 575-3800
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Javelin Energy Partners Mgmt LLC |
| Production reports | none |
| Latest permit | Cabot Oil & Gas CorporationAug 31, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,700
- total depth, ft
- 1
- permits on file
- Aug 31, 2010
- last permit issued
- Sep 30, 2010
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 30, 2010
- Shut in
- Sep 1, 2010
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| Zella Cromwell Ranch O-1-15240 | Austin Pierce (Austin Chalk) | Javelin Energy Partners Mgmt LLC | 1 | 0 | 0 | Sep 2010 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 701407-99 | Drill | Cabot Oil & Gas Corporation | Aug 27, 2010 | Aug 31, 2010 | Sep 16, 2010 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Sep 30, 2010 | Zella Cromwell Ranch O-1-15240 | Austin Pierce (Austin Chalk) | Javelin Energy Partners Mgmt LLC | Shut In · shut in Sep 1, 2010 | 8,700 |
Formation tops
As filed on W-2/G-1. Subsea from 425 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 8,028 | -7,603 |
| Buda | 8,484 | -8,059 |
| Del Rio | 8,580 | -8,155 |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,184 | 12.25 | 1,072 S |
| 5.5 | 8,700 | 8.75 | 394 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 | Feb 15, 2011 | Oct 27, 2010 | Yes |
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 42-283-32332 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-283-32332 → 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/28332332, documented in the API reference.