WELL · 42-439-30494 · DISTRICT 9
Lonzo-Medlin #1
Tarrant County · Newark East (Barnett Shale) field · Vertical
Lonzo-Medlin #1 (API 42-439-30494) is a plugged well in Tarrant County, plugged March 18, 2011, last operated by Quicksilver Resources Inc..
The RRC has issued one drilling permit, issued July 18, 2002, permitted to 8,300 ft.
It was permitted by Republic Energy Inc. and has since transferred to Quicksilver Resources Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Caddo, Marble Falls, Barnett, Viola.
Operator of record
Permitted by Republic Energy Inc.; the EWA schedule now lists a different operator.
Fort Worth, TX · P-5 Delinquent, filed Feb 8, 2016 · 1,778 permits on file · (817) 665-5572
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Quicksilver Resources Inc. |
| Production reports | Encana Oil & Gas(usa) Inc.through Sep 2008 |
| Latest permit | Republic Energy Inc.Jul 18, 2002 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,300
- total depth, ft
- 1
- permits on file
- Jul 18, 2002
- last permit issued
- Aug 21, 2004
- completed
- 0
- cumulative oil, bbl
- 84.4K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2002 THROUGH Mar 2011
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 21, 2004
- Shut in
- —
- Plugged
- Mar 18, 2011
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 |
|---|---|---|---|---|---|---|
| Lonzo-Medlin G-13-191610 | Newark, East (Barnett Shale) | Quicksilver Resources Inc. | 1 | 0 | 84.4K | Aug 2002 – Mar 2011 |
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.
- 1Winchester Production CompanyAug 2004 → Dec 2004
- 2Encana Oil & Gas(usa) Inc.Jan 2005 → Sep 2008
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 521976-99 | Drill | Republic Energy Inc. | Jul 18, 2002 | Jul 18, 2002 | Jul 21, 2002 | 8,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-13-191610 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 619 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CaddoCADDO LIME | 3,150 | -2,531 |
| Marble Falls | 6,792 | -6,173 |
| Marble Falls | 6,845 | -6,226 |
| BarnettUPPER BARNETT SHALE | 7,208 | -6,589 |
| BarnettUPPER BARNETT SHALE | 7,210 | -6,591 |
| Viola | 7,597 | -6,978 |
| Viola | 7,598 | -6,979 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,214 | 7,294 | Perforated |
| 7,342 | 7,348 | Perforated |
| 7,372 | 7,382 | Perforated |
| 7,414 | 7,440 | Perforated |
| 7,456 | 7,474 | Perforated |
| 7,480 | 7,530 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,272 | 12.25 | 575 S |
| 5.5 | 7,645 | 7.875 | 350 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 31, 2006 | Jun 16, 2006 | — |
| 00 | Nov 18, 2004 | Sep 24, 2004 | — |
| 00 | Jan 7, 2003 | Oct 2, 2002 | Yes |
| 00 | Dec 9, 2002 | — | — |
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 42-439-30494 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-439-30494 → 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/43930494, documented in the API reference.