WELL · 42-439-30178 · DISTRICT 5
Cook #1
Tarrant County · Vertical
Cook #1 (API 42-439-30178) is a permitted well in Tarrant County filed by North Texas Llano Operating Corp; no completion report is on file yet.
The RRC has issued 2 drilling permits between 1998 and 2005, permitted to 9,000 ft.
Completion filings report 3 formation tops, including Detrital, Barnett, Viola.
Operator of record
North Texas Llano Operating Corp
Dallas, TX · P-5 Y, filed May 3, 2019 · 133 permits on file · (972) 677-7690
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Hess, Jerry Operating Co.through Jan 2003 |
| Latest permit | North Texas Llano Operating CorpJul 26, 2005 |
- 9,000
- total depth, ft
- 2
- permits on file
- Jul 26, 2005
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 27.6K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 1998 THROUGH May 2006
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 |
|---|---|---|---|---|---|---|
| Cook G-5-176486 | Mulliniks (Barnett Shale) | North Texas Llano Operating Corp | 1 | 0 | 27.6K | Oct 1998 – May 2006 |
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.
- 1Afe Oil & Gas ConsultantsNov 2000 → Dec 2002
- 2Hess, Jerry Operating Co.Jan 2003 → Jan 2003
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 603976-99 | Recompletion | North Texas Llano Operating Corp | Jul 26, 2005 | Jul 26, 2005 | — | 7,861 |
| 476231-99 | Drill | Afe Oil & Gas Consultants | May 13, 1998 | May 28, 1998 | Jun 1, 1998 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-5-176486 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 510 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,400 | 7,630 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 400 | 18 | 55 S |
| 8.625 | 1,550 | 12.25 | 450 S |
| 4.5 | 7,867 | 7.875 | 700 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 | May 5, 2000 | Jul 12, 1999 | Yes |
| 00 | Apr 17, 2000 | — | — |
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 42-439-30178 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-439-30178 → 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/43930178, documented in the API reference.