TEXAS · WELLS · ZAPATA COUNTY · JENNINGS RANCH 'B' LEASE · API 42-505-32355 · DISTRICT 04
Jennings Ranch B #10
Zapata County · Charco (9900) field · Vertical
- Fields on the latest permit · any of 4
- Charco (9200) · Charco (9400) · Charco (9900) · Jennings Ranch (8200)
- Not one formation; the well must be completed in one of them, and no target formation is stated. The district's wildcat field is also on the permit.
Jennings Ranch B #10 (API 42-505-32355) is a plugged well in Zapata County, plugged May 8, 2007, last operated by Chesapeake Operating Inc..
The RRC has issued one drilling permit, issued July 29, 1987, permitted to 11,000 ft.
It was permitted by Transamerican Natural Gas Corp. and has since transferred to Chesapeake Operating Inc. on the wellbore schedule.
Completion filings report 2 formation tops, including Queen City, Wilcox.
Its lease has reported 29.1K mcf of gas since the record begins in January 1993, with no volume in the three years through August 2026.
Operator of record
Permitted by Transamerican Natural Gas Corp.; the EWA schedule now lists a different operator.
- Based in
- Oklahoma City, OK
- P-5 status
- Delinquent (D)
- P-5 last filed
- Dec 10, 2024
- Permits on file
- 13,061
- Phone
- (405) 935-3100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chesapeake Operating Inc. |
| Production reports | Chesapeake Operating, Inc.through Sep 1994 |
| Latest permit | Transamerican Natural Gas Corp.Jul 29, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,000
- total depth, ft
- 1
- permits on file
- Jul 29, 1987
- last permit issued
- Nov 16, 1987
- completed
- 0
- cumulative oil, bbl
- 29.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH SEP 1994
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 16, 1987
- Shut in
- —
- Plugged
- May 8, 2007
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.
Wells nearby
Every well with a location on file around this well, in any state, nearest first.
Texas locations come from drilling permits, so most older Texas wells have none and are not listed.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH AUG 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 |
|---|---|---|---|---|---|---|
| Jennings Ranch 'B' G-4-126077 | Charco (9900) | Chesapeake Operating, Inc. | 1 | 0 | 29.1K | by Jan 1993 – Sep 1994 |
No volumes reported on these leases in the last three years.
Wells named Jennings Ranch B
Chesapeake Operating Inc.'s other wells filed under this lease name in Zapata County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.
Loading the lease's wellsChain of custody
Every operator that reported production on this well's lease, in order.
- 1Transamerican Natural Gas Corp.Jan 1993 → Jul 1993
- 2Transtexas Gas CorporationAug 1993 → Sep 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 333555-99 | Drill | Transamerican Natural Gas Corp. | Jul 27, 1987 | Jul 29, 1987 | — | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 16, 1987 | Jennings Ranch B G-4-126077 | Charco (9900) | Chesapeake Operating Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 419 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 3,510 | -3,091 |
| WilcoxWILCOX (CARRIZO) | 6,250 | -5,831 |
| WilcoxLOWER WILCOX | 8,650 | -8,231 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,298 | 10,562 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 750 | 14.75 | 530 S |
| 7.625 | 8,780 | 9.875 | 650 S |
| 5.5 | 11,000 | 6.75 | 285 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Feb 17, 1988 | Jan 8, 1988 | Yes |
| 00 | Feb 4, 1988 | — | — |
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 42-505-32355 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-32355 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/50532355, documented in the API reference.