WELL · 42-251-30230 · DISTRICT 9
Wasilchak #1
Johnson County · Newark East (Barnett Shale) field · Horizontal
Wasilchak #1 (API 42-251-30230) is a plugged horizontal well in Johnson County, plugged August 28, 2008, last operated by Chesapeake Operating Inc..
The RRC has issued one drilling permit, issued August 2, 2004, permitted to 10,000 ft.
It was permitted by Richman Petroleum Corp. and has since transferred to Chesapeake Operating Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Atoka, Marble Falls, Barnett, Ellenburger.
Operator of record
Permitted by Richman Petroleum Corp.; the EWA schedule now lists a different operator.
Oklahoma City, OK · P-5 Y, filed Jul 4, 2026 · 13,061 permits on file · (405) 935-7500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chesapeake Operating Inc. |
| Production reports | Chesapeake Operating, Inc.through Mar 2006 |
| Latest permit | Richman Petroleum Corp.Aug 2, 2004 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,000
- total depth, ft
- 1
- permits on file
- Aug 2, 2004
- last permit issued
- Feb 5, 2005
- completed
- 0
- cumulative oil, bbl
- 169K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Feb 2005 THROUGH Aug 2008
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 5, 2005
- Shut in
- —
- Plugged
- Aug 28, 2008
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 |
|---|---|---|---|---|---|---|
| Wasilchak G-13-207082 | Newark, East (Barnett Shale) | Chesapeake Operating, Inc. | 1 | 0 | 169K | Feb 2005 – Aug 2008 |
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.
- 1Hallwood Petroleum, LLCFeb 2005 → May 2005
- 2Chesapeake Operating, Inc.Jun 2005 → Mar 2006
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 549030-99 | Drill | Richman Petroleum Corp. | Aug 2, 2004 | Aug 2, 2004 | — | 10,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-13-207082 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 723 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Atoka | 4,441 | -3,718 |
| Marble Falls | 6,332 | -5,609 |
| BarnettBARNETT SHALE | 6,698 | -5,975 |
| EllenburgerELLENBERGER | 6,924 | -6,201 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,822 | 7,320 | Perforated |
| 8,567 | 8,050 | Perforated |
| 9,312 | 8,830 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,266 | 12.25 | 445 S |
| 5.5 | 9,385 | 7.875 | 1,000 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 21, 2006 | Mar 9, 2005 | Yes |
| 00 | Mar 29, 2005 | — | — |
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 42-251-30230 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-251-30230 → 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/25130230, documented in the API reference.