WELL · 42-481-34837 · DISTRICT 3
Bernard Hvalinka #1
Wharton County · Bernard W. (Cook Mt. 7800) field · Vertical
Bernard Hvalinka #1 (API 42-481-34837) is a plugged well in Wharton County, plugged November 1, 2017, last operated by Decker Operating CO. L.L.C..
The RRC has issued one drilling permit, issued March 15, 2006, permitted to 9,000 ft.
Completion filings report 3 formation tops, including Frio, Yegua, Cook Mountain.
Operator of record
Houston, TX · P-5 Y, filed Jan 4, 2026 · 137 permits on file · (361) 289-1641
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Decker Operating Co. L.L.C. |
| Production reports | Decker Operating Co., L.L.C.through Sep 2015 |
| Latest permit | Decker Operating Co., L.L.C.Mar 15, 2006 |
- 9,000
- total depth, ft
- 1
- permits on file
- Mar 15, 2006
- last permit issued
- Jan 14, 2008
- completed
- 0
- cumulative oil, bbl
- 332K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2006 THROUGH Oct 2017
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 14, 2008
- Shut in
- —
- Plugged
- Nov 1, 2017
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 |
|---|---|---|---|---|---|---|
| Bernard, Hvalinka G-3-218132 | Bernard, W. (Cook Mt. 7800) | Decker Operating Co., L.L.C. | 1 | 0 | 332K | Jun 2006 – Oct 2017 |
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.
- 1Decker Operating Co., L.L.C.Jun 2006 → Sep 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 615350-99 | Drill | Decker Operating Co., L.L.C. | Mar 6, 2006 | Mar 15, 2006 | Apr 15, 2006 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-218132 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 126 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Frio | 3,650 | -3,524 |
| Yegua | 6,560 | -6,434 |
| Cook Mountain | 7,615 | -7,489 |
| Cook MountainCOOK MOUNTAIN (1) | 7,615 | -7,489 |
| Cook MountainCOOK MOUNTAIN (2) | 7,780 | -7,654 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,628 | 7,632 | Perforated |
| 7,638 | 7,641 | Perforated |
| 7,780 | 7,786 | Perforated |
| 7,799 | 7,805 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,945 | 12.25 | 900 S |
| 4.5 | 7,930 | 8.75 | 500 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, 2008 | Feb 28, 2008 | — |
| 00 | Jan 4, 2007 | Jul 12, 2006 | Yes |
| 00 | Aug 15, 2006 | — | — |
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 42-481-34837 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-34837 → 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/48134837, documented in the API reference.