WELL · 42-431-32135 · DISTRICT 8
Kohler-Terry #1091
Sterling County · Terry (Ellenburger) field · Vertical
Kohler-Terry #1091 (API 42-431-32135) is a plugged well in Sterling County, plugged March 3, 1995, last operated by Trio Operating Company Inc..
The RRC has issued one drilling permit (amended once), issued July 20, 1990, permitted to 8,300 ft.
It was permitted by Kohler Energy Corporation and has since transferred to Trio Operating Company Inc. on the wellbore schedule.
Completion filings report 7 formation tops, including Clear Fork, Wolfcamp, Pennsylvanian, Barnett.
Its 2 leases have reported 8.47K barrels of oil and 21 mcf of gas since January 1993, last reporting in April 1995. The leases carry 4 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Kohler Energy Corporation; the EWA schedule now lists a different operator.
Wichita Falls, TX · P-5 Y, filed Aug 14, 2001 · 203 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Trio Operating Company Inc. |
| Production reports | Trio Operating Company, Inc.through Nov 1994 |
| Latest permit | Kohler Energy CorporationJul 20, 1990 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,300
- total depth, ft
- 2
- permits on file
- Jul 20, 1990
- last permit issued
- Sep 1, 1990
- completed
- 8.47K
- cumulative oil, bbl
- 21
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 1995
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 1, 1990
- Shut in
- —
- Plugged
- Mar 3, 1995
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 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Kohler-Terry O-10-32822 | Terry (Ellenburger) | Trio Operating Company, Inc. | 2 | 0 | 0 | Jan 1993 – Apr 1995 |
| Kohler-Terry O-10-32829 | Lonesome Dove (Miss) | Trio Operating Company, Inc. | 2 | 8.47K | 21 | Jan 1993 – Apr 1995 |
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.
- 1Kohler Energy CorporationJan 1993 → Feb 1994
- 2Trio Operating Company, Inc.Mar 1994 → Nov 1994
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 375752-98 | Drill | Kohler Energy Corporation | Sep 6, 1990 | Jul 20, 1990 | — | 8,300 |
| 375752-99 | Drill | Kohler Energy Corporation | Jul 20, 1990 | Jul 20, 1990 | Aug 5, 1990 | 8,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-32822 | — | — | — | — |
| — | — O-10-32822 | — | — | — | — |
| — | — O-10-32829 | — | — | — | — |
| — | — O-10-32829 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,578 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Clear ForkCLEARFORK | 3,688 | -1,110 |
| Wolfcamp | 5,070 | -2,492 |
| PennsylvanianPENN SHALE | 5,750 | -3,172 |
| PennsylvanianPENN LIME | 7,770 | -5,192 |
| BarnettBARNETT SHALE | 8,070 | -5,492 |
| Mississippian | 8,095 | -5,517 |
| Woodford | 8,220 | -5,642 |
| WoodfordWOODFORD SHALE | 8,220 | -5,642 |
| Ellenburger | 8,250 | -5,672 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,202 | 8,208 | Perforated |
| 8,271 | 8,283 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,002 | 11 | 800 S |
| 5.5 | 8,268 | 7.875 | 210 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 5, 1991 | Nov 15, 1990 | Yes |
| 00 | Nov 26, 1990 | Sep 14, 1990 | Yes |
| 00 | Nov 6, 1990 | Sep 14, 1990 | Yes |
| 00 | Oct 26, 1990 | — | — |
| 00 | Oct 15, 1990 | — | 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 42-431-32135 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-431-32135 → 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/43132135, documented in the API reference.