WELL · 42-275-30991 · DISTRICT 9
Zeissel #1
Knox County · Voss (Tannehill) field · Vertical
Zeissel #1 (API 42-275-30991) is a plugged well in Knox County, plugged November 28, 2011, last operated by Calbro Oil & Gas Inc..
The RRC has issued one drilling permit, issued April 28, 1981, permitted to 1,995 ft.
It was permitted by Black, Tony F., Oil Properties and has since transferred to Calbro Oil & Gas Inc. on the wellbore schedule.
Operator of record
Permitted by Black, Tony F., Oil Properties; the EWA schedule now lists a different operator.
Abilene, TX · P-5 Y, filed Mar 4, 2011 · 3 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Calbro Oil & Gas Inc. |
| Production reports | none |
| Latest permit | Black, Tony F., Oil PropertiesApr 28, 1981 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,995
- total depth, ft
- 1
- permits on file
- Apr 28, 1981
- last permit issued
- May 13, 1981
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Feb 2012
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 13, 1981
- Shut in
- —
- Plugged
- Nov 28, 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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Zeissel O-13-21054 | Voss (Tannehill) | Calbro Oil & Gas Inc. | 2 | 0 | 0 | Jan 1993 – Feb 2012 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 119813-99 | Drill | Black, Tony F., Oil Properties | Apr 28, 1981 | Apr 28, 1981 | Apr 28, 1981 | 1,995 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-21054 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,943 | 1,947 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 101 | 12.25 | 68 S |
| 2.375 | 1,963 | — | — |
| 4.5 | 1,980 | 7.875 | 150 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 | Jan 12, 1984 | May 29, 1981 | — |
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 42-275-30991 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-275-30991 → 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/27530991, documented in the API reference.