WELL · 42-021-31086 · DISTRICT 3
Mikulec A #1
Bastrop County · Serbin (Taylor Sand) field · Vertical
Mikulec A #1 (API 42-021-31086) is a well in Bastrop County operated by Geotech Energy Corp., completed December 5, 1987.
The RRC has issued one drilling permit, issued September 10, 1987, permitted to 5,500 ft.
Completion filings report 6 formation tops, including B/Wilcox, Navarro, T/Navarro, B/Navarro.
No lease production has been reported under this well’s leases.
Operator of record
Houston, TX · P-5 Y, filed Jul 8, 1994 · 19 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Geotech Energy Corp. |
| Production reports | Trivista Operating LLCthrough Dec 2018 |
| Latest permit | Geotech Energy Corp.Sep 10, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,500
- total depth, ft
- 1
- permits on file
- Sep 10, 1987
- last permit issued
- Dec 5, 1987
- completed
- 0
- cumulative oil, bbl
- 202K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 5, 1987
- Shut in
- —
- Plugged
- —
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 |
|---|---|---|---|---|---|---|
| Mikulec -A- G-3-126727 | Serbin (Taylor Sand) | Digital Operating Company LLC | 1 | 0 | 202K | Jan 1993 – Jul 2026 |
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.
- 1Pax Petroleum CorporationJan 1993 → Mar 1994
- 2Texas Vanguard Oil CompanyApr 1994 → Sep 2013
- 3Trivista Operating LLCOct 2013 → Dec 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 335648-99 | Drill | Geotech Energy Corp. | Sep 8, 1987 | Sep 10, 1987 | — | 5,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-126727 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 473 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,043 | 5,054 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 561 | 12.25 | 260 S |
| 4.5 | 5,245 | 7.875 | 1,314 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 | Apr 18, 1988 | Mar 14, 1988 | — |
| 00 | Mar 30, 1988 | — | — |
| 00 | Jan 19, 1988 | Dec 30, 1987 | Yes |
| 00 | Jan 9, 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 42-021-31086 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-021-31086 → 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/02131086, documented in the API reference.