TEXAS · WELLS · WEBB COUNTY · LAREDO TOWNSITE "A" UNIT LEASE · API 42-479-36520 · DISTRICT 04
Laredo Townsite a Unit #1
Webb County · Huerfano (Lobo 1) field · Directional
Laredo Townsite A Unit #1 (API 42-479-36520) is a plugged well in Webb County, plugged August 12, 2022, last operated by Columbus Energy LLC.
The RRC has issued one drilling permit, issued June 18, 1996, permitted to 7,000 ft.
It was permitted by Dynamic Production, Inc. and has since transferred to Columbus Energy LLC on the wellbore schedule.
Operator of record
Permitted by Dynamic Production, Inc.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jun 2, 2026
- Permits on file
- 51
- Phone
- (832) 432-8540
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Columbus Energy LLC |
| Production reports | Columbus Energy, LLCthrough Aug 2016 |
| Latest permit | Dynamic Production, Inc.Jun 18, 1996 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,000
- total depth, ft
- 1
- permits on file
- Jun 18, 1996
- last permit issued
- May 14, 2004
- completed
- 0
- cumulative oil, bbl
- 1.42M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 1996 THROUGH Aug 2022
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 14, 2004
- Shut in
- —
- Plugged
- Aug 12, 2022
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 |
|---|---|---|---|---|---|---|
| Laredo Townsite "a" Unit G-4-164794 | Huerfano (Lobo 1) | Columbus Energy, LLC | 1 | 0 | 1.42M | Sep 1996 – Aug 2022 |
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.
- 1Dynamic Production, Inc.Oct 1996 → Mar 2002
- 2Laredo Energy, LPApr 2002 → Jun 2003
- 3Proton Energy, L.L.C.Jul 2003 → May 2005
- 4Petrohawk Operating CompanyJun 2005 → Nov 2007
- 5Milagro Exploration, LLCJan 2008 → Jan 2008
- 6Columbus Energy, LLCJun 2008 → Aug 2016
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 449405-99 | Drill | Dynamic Production, Inc. | Jun 18, 1996 | Jun 18, 1996 | Aug 15, 1996 | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| May 14, 2004 | Laredo Townsite a Unit G-4-164794 | Huerfano (Lobo 1) | Columbus Energy LLC | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,287 | 6,297 | Perforated |
| 6,309 | 6,315 | Perforated |
| 6,335 | 6,342 | Perforated |
| 6,374 | 6,384 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 301 | 20 | 376 S |
| 10.75 | 807 | 14.75 | 423 S |
| 7.625 | 4,970 | 9.875 | 195 S |
| 4.5 | 6,898 | 6.75 | 310 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 | Sep 14, 2004 | Jul 22, 2004 | — |
| 00 | Jun 28, 2004 | Apr 15, 2004 | — |
| 00 | Nov 4, 1997 | Oct 30, 1996 | Yes |
| 00 | Oct 15, 1997 | — | — |
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 42-479-36520 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-36520 → 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/47936520, documented in the API reference.