WELL · 42-481-33881 · DISTRICT 3
Kotlar Frank Jr. Gas Unit #2
Wharton County · EL Campo (Kotlar 1ST. E.Y.) field · Injection · Vertical
Kotlar Frank JR. Gas Unit #2 (API 42-481-33881) is a well in Wharton County operated by VI-Wolf LLC, completed April 14, 2015 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued June 5, 1996, permitted to 11,300 ft.
It was permitted by Tomlinson, Thomas K. Inc. and has since transferred to VI-Wolf LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Frio, Fro, Vicksburg, Yegua.
No lease production has been reported under this well’s leases.
It holds an active disposal or injection permit, with 339K barrels injected in the 12 months reported through December 2025.
Operator of record
Permitted by Tomlinson, Thomas K. Inc.; the EWA schedule now lists a different operator.
EL Campo, TX · P-5 Y, filed Feb 4, 2026 · 2 permits on file · (979) 531-9252
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | VI-Wolf LLC |
| Production reports | Marwell Petroleum Ltd Partnrshipthrough Oct 2006 |
| Latest permit | Tomlinson, Thomas K. Inc.Jun 5, 1996 |
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
- 2
- permits on file
- Jun 5, 1996
- last permit issued
- Apr 14, 2015
- completed
- 0
- cumulative oil, bbl
- 1.04M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 1996 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 14, 2015
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Kotlar, Frank Jr. Gas Unit G-3-160177 | EL Campo (Kotlar 1ST. E.Y.) | VI-Wolf, LLC | 1 | 0 | 1.04M | Jul 1996 – Jul 2026 |
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.
- 1Tomlinson, Thomas K. Inc.Sep 1996 → Jul 2003
- 2Marwell Petroleum, Inc.Aug 2003 → Apr 2006
- 3Marwell Petroleum Ltd PartnrshipMay 2006 → Oct 2006
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 448944-98 | Drill | Tomlinson, Thomas K. Inc. | Aug 27, 1996 | Jun 5, 1996 | Jun 17, 1996 | 11,300 |
| 448944-99 | Drill | Tomlinson, Thomas K. Inc. | Jun 5, 1996 | Jun 5, 1996 | — | 11,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-160177 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 115 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,404 | 5,414 | Perforated |
| 5,930 | 5,940 | Perforated |
| 9,200 | 9,225 | Perforated |
| 10,563 | 10,838 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,300 | 12.25 | 690 S |
| 7 | 6,330 | 8.75 | 287 S |
| 2.875 | 11,000 | 6.125 | 500 S |
| 2.875 | 11,000 | 6.25 | 500 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 | Oct 29, 2024 | Jun 26, 2024 | — |
| 00 | Feb 24, 2009 | Nov 10, 2008 | — |
| 00 | Dec 8, 2008 | Jul 29, 2008 | — |
| 00 | Nov 5, 1996 | Sep 3, 1996 | Yes |
| 00 | Oct 28, 1996 | — | — |
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 42-481-33881 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-33881 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 339K
- bbl, last 12 reported months
- 5.13M
- bbl, all reported
- Dec 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000099507 | H-1 Injection | Active | 8,000 | 2,700 | 5,400–8,400 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 338,584 · prior 12 257,956(+31%)
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/48133881, documented in the API reference.