TEXAS · WELLS · LAVACA COUNTY · API 42-285-31764 · DISTRICT 02
Sladacek Gas Unit #4
Lavaca County · Kemper (Frio 3050) field · Vertical
Sladacek Gas Unit #4 (API 42-285-31764) is a plugged well in Lavaca County, plugged July 24, 1991, last operated by Quail Creek Oil Corporation.
The RRC has issued 3 drilling permits between 1983 and 1989, permitted to 6,500 ft.
Completion filings report 3 formation tops, including Frio, Vicksburg, Yegua.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Apr 7, 2026
- Permits on file
- 144
- Phone
- (713) 956-2070
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | none |
| Latest permit | Quail Creek Oil CorporationOct 30, 1989 |
- 6,500
- total depth, ft
- 3
- permits on file
- Oct 30, 1989
- last permit issued
- Nov 29, 1989
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 29, 1989
- Shut in
- —
- Plugged
- Jul 24, 1991
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; this well is the only one on it.Why →
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 365485-99 | Recompletion | Quail Creek Oil Corporation | Oct 23, 1989 | Oct 30, 1989 | — | 6,100 |
| 346711-99 | Recompletion | Mosbacher Energy Company | May 18, 1988 | May 20, 1988 | — | 6,100 |
| 217789-99 | Drill | Union Texas Petroleum Corp. | Oct 12, 1983 | Oct 19, 1983 | — | 6,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 29, 1989 | Sladacek Gas Unit G-2-132702 | Kemper (Frio 3050) | Quail Creek Oil Corporation | Plugged | — |
| Nov 29, 1989 | Sladacek Gas Unit G-2-132702 | Kemper (Frio 3050) | Quail Creek Oil Corporation | Plugged | — |
| Jan 21, 1984 | Garrett W. D. G-2-110997 | Kemper East (5650) | Quail Creek Oil Corporation | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 158 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,977 | 2,982 | Perforated |
| 5,534 | 5,538 | Perforated |
| 5,547 | 5,557 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 522 | 12.25 | 2,660 sx |
| 5.5 | 5,708 | 7.875 | 1,050 sx |
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 16, 1990 | Dec 19, 1989 | Yes |
| 00 | Jan 9, 1990 | Dec 6, 1989 | — |
| 00 | Dec 28, 1989 | — | — |
| 00 | Jul 11, 1984 | May 21, 1984 | — |
| 00 | Jun 30, 1984 | May 21, 1984 | — |
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 42-285-31764 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-285-31764 → 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/28531764, documented in the API reference.