WELL · 42-103-35630 · DISTRICT 8

Tubb, J.B. #12

Tubb, J.B. #12 (API 42-103-35630) is a permitted well in Crane County filed by Lario Oil & Gas Company; no completion report is on file yet.

The RRC has issued 2 drilling permits between 2008 and 2014, permitted to 5,000 ft.

Completion filings report one formation top, including Tubb.

Its lease has reported 196K barrels of oil and 910K mcf of gas since January 2007, last reporting in July 2026. The lease carries 5 wells, so these are lease totals, not this well alone.

Operator of record

Lario Oil & Gas Company

Based in: Odessa, TX
P-5 status: Delinquent (D)
P-5 last filed: Jun 23, 2025
Permits on file: 448
Phone: (303) 595-8030

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	Lario Oil & Gas Companythrough Apr 2026
Latest permit	Lario Oil & Gas CompanyJun 13, 2014

5,000: total depth, ft
2: permits on file
Jun 13, 2014: last permit issued
—: completed
196K: cumulative oil, bbl
910K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 2007 THROUGH Jul 2026

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; they carry 5 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Tubb, J. B. O-10-38360	Sand Hills (Tubb)	Lario Oil & Gas Company	5	196K	910K	Jan 2007 – Jul 2026

Oil, barrels lease total

Last 12 months 8,470 · prior 12 9,710(-13%)

Gas, mcf lease total

Last 12 months 28,512 · prior 12 40,028(-29%)

Chain of custody

Every operator that reported production on this well's lease, in order.

1Lario Oil & Gas CompanyJan 2007 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
785207-99	Recompletion	Lario Oil & Gas Company	Apr 22, 2014	Jun 13, 2014	—	5,000
675462-99	Drill	Lario Oil & Gas Company	Nov 21, 2008	Dec 17, 2008	Aug 30, 2010	5,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-10-38360	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 2,611 ft elevation.Download CSV →

Formation	MD ft	Subsea
Tubb	4,634	-2,023

Perforations

Perforated and open-hole intervals.

From	To	Type
4,634	4,924	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	610	12.25	345 S
5.5	5,015	7.875	730 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	Jun 27, 2012	Aug 23, 2011	Yes

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 42-103-35630 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-103-35630 → scanned completion filings

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/10335630, documented in the API reference.