TEXAS · WELLS · DENTON COUNTY · LAU LEASE · API 42-121-31349 · DISTRICT 7C
Lau #4
Denton County · Newark East (Barnett Shale) field · Producing · Vertical
Lau #4 (API 42-121-31349) is a well in Denton County operated by Bkv Barnett LLC, completed January 24, 2022 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 17, 2001, permitted to 7,765 ft.
It was permitted by Mitchell Energy Company L.P. and has since transferred to Bkv Barnett LLC on the wellbore schedule.
Completion filings report 6 formation tops, including Parks Reef, Boyd North, Caddo, Marble Falls.
Its lease has reported 2.21M mcf of gas since April 2002, last reporting volume in April 2026.
Operator of record
Permitted by Mitchell Energy Company L.P.; the EWA schedule now lists a different operator.
- Based in
- Fort Worth, TX
- P-5 status
- Active (A)
- P-5 last filed
- Mar 11, 2026
- Permits on file
- 143
- Phone
- (940) 394-2000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | BKV Barnett LLC |
| Production reports | BKV Barnett, LLCthrough Apr 2026 |
| Latest permit | Mitchell Energy Company L.P.Dec 17, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,765
- total depth, ft
- 1
- permits on file
- Dec 17, 2001
- last permit issued
- Jan 24, 2022
- completed
- 0
- cumulative oil, bbl
- 2.21M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2002 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 24, 2022
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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.
Wells nearby
Every well with a location on file around this well, in any state, nearest first.
Texas locations come from drilling permits, so most older Texas wells have none and are not listed.
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 |
|---|---|---|---|---|---|---|
| Lau G-13-190966 | Newark, East (Barnett Shale) | BKV Barnett, LLC | 1 | 0 | 2.21M | Apr 2002 – Apr 2026 |
Gas, mcf lease total
Last 12 months 40,602 · prior 12 43,159(-6%)
Wells named Lau
BKV Barnett LLC's other wells filed under this lease name in Denton County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.
Loading the lease's wellsChain of custody
Every operator that reported production on this well's lease, in order.
- 1Devon Energy Operating Co., L.P.May 2002 → Jul 2004
- 2Devon Energy Production Co, L.P.Aug 2004 → Sep 2020
- 3BKV Barnett, LLCOct 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 516207-99 | Drill | Mitchell Energy Company L.P. | Dec 17, 2001 | Dec 17, 2001 | Mar 5, 2002 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jan 24, 2022 | Lau G-13-190966 | Newark East (Barnett Shale) | BKV Barnett LLC | Producing | 7,765 |
Formation tops
As filed on W-2/G-1. Subsea from 746 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Parks Reef | 2,765 | -2,019 |
| Boyd North | 3,106 | -2,360 |
| CaddoCADDO LIME | 3,196 | -2,450 |
| Marble Falls | 6,839 | -6,093 |
| BarnettBARNETT SHALE | 7,171 | -6,425 |
| BarnettBARNETT SHALE | 7,194 | -6,448 |
| Ordovician | 7,610 | -6,864 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,196 | 7,560 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,084 | 12.25 | 520 S |
| 5.5 | 7,760 | 7.875 | 830 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Feb 2, 2022 | Jan 27, 2022 | — |
| 00 | Jun 28, 2005 | Apr 11, 2005 | — |
| 00 | Oct 29, 2002 | Aug 5, 2002 | Yes |
| 00 | Oct 15, 2002 | — | — |
Well logs
The RRC's map lists this well among those with logs online. Its monthly inventories loaded here, which start in July 2006, list none for it, so none are itemized.
Open the RRC's log search for this well ↗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 42-121-31349 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-121-31349 → scanned completion filings
The logs loaded for this well are under Well logs, with the RRC's log search for it.
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/12131349, documented in the API reference.