WELL · 42-183-30972 · DISTRICT 6
Lathrop F.K. Gas Unit #4
Gregg County · Willow Springs (Cotton Valley W) field · Vertical
Lathrop F.K. Gas Unit #4 (API 42-183-30972) is a well in Gregg County operated by Tanos Exploration LLC, completed April 13, 1993.
The RRC has issued 2 drilling permits (amended once) between 1992 and 2011, permitted to 11,300 ft.
Completion filings report 3 formation tops, including Travis Peak, Cotton Valley, Bossier.
No lease production has been reported under this well’s leases.
Operator of record
Houston, TX · P-5 Y, filed Aug 4, 2025 · 35 permits on file · (855) 275-7017
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Tanos Exploration LLC |
| Production reports | Eqv Operating LLCthrough Apr 2026 |
| Latest permit | Tanos Exploration, LLCSep 23, 2011 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,300
- total depth, ft
- 3
- permits on file
- Sep 23, 2011
- last permit issued
- Apr 13, 1993
- completed
- 0
- cumulative oil, bbl
- 2.18M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 13, 1993
- 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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Lathrop, F.K. Gas Unit G-6-263412 | Willow Springs, W.(tr. Pk.) | Eqv Operating LLC | 1 | 0 | 351K | Nov 2011 – Jul 2026 |
| Lathrop, F.K. Gas Unit G-6-145352 | Willow Springs (Cotton Valley,w) | Tanos Exploration, LLC | 1 | 0 | 1.83M | Apr 1993 – Nov 2011 |
Gas, mcf lease total
Last 12 months 34,581 · prior 12 34,296(+1%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1OXY USA Inc.Apr 1993 → Jan 2000
- 2EOG Resources, Inc.Feb 2000 → Aug 2010
- 3Tanos Exploration, LLCSep 2010 → Oct 2013
- 4Memorial Production Oper. LLCNov 2013 → May 2017
- 5Amplify Energy Operating LLCJun 2017 → Dec 2025
- 6Eqv Operating LLCJan 2026 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 724184-99 | Recompletion | Tanos Exploration, LLC | Sep 14, 2011 | Sep 23, 2011 | Nov 22, 2011 | 10,770 |
| 404450-98 | Drill | Amoco Production Company | Nov 9, 1992 | Oct 8, 1992 | Dec 1, 1992 | 11,300 |
| 404450-99 | Drill | Amoco Production Company | Oct 8, 1992 | Oct 8, 1992 | — | 11,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-6-145352 | — | — | — | — |
| — | — G-6-263412 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 383 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Travis Peak | 7,565 | -7,182 |
| Cotton ValleyCOTTON VALLEY-TAYLOR | 10,362 | -9,979 |
| BossierBOSSIER SHALE | 10,652 | -10,269 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,700 | 7,714 | Perforated |
| 10,429 | 10,464 | Perforated |
| 10,473 | 10,488 | Perforated |
| 10,562 | 10,587 | Perforated |
| 10,592 | 10,630 | Perforated |
| 10,645 | 10,650 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,127 | 12.25 | 625 S |
| 5.5 | 10,770 | 7.875 | 2,315 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 14, 2012 | Dec 28, 2011 | — |
| 00 | Jun 7, 1993 | May 13, 1993 | Yes |
| 00 | Jun 3, 1993 | — | — |
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 42-183-30972 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-183-30972 → 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/18330972, documented in the API reference.