WELL · 42-131-36412 · DISTRICT 4
Cuellar NO.1 Gas Unit #7
Duval County · J. R. (5580) field · Vertical
Cuellar NO.1 Gas Unit #7 (API 42-131-36412) is a plugged well in Duval County, plugged May 3, 2007, last operated by Hamilton J. R..
The RRC has issued 3 drilling permits between 1984 and 1988, permitted to 6,500 ft.
Completion filings report 2 formation tops, including Frio, Jackson.
Operator of record
Carrizo Spgs, TX · P-5 Y, filed Feb 4, 2026 · 58 permits on file · (830) 876-8667
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hamilton J. R. |
| Production reports | none |
| Latest permit | Hamilton, J. R.Apr 5, 1988 |
- 6,500
- total depth, ft
- 3
- permits on file
- Apr 5, 1988
- last permit issued
- Oct 1, 1984
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH May 2007
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 1, 1984
- Shut in
- —
- Plugged
- May 3, 2007
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 |
|---|---|---|---|---|---|---|
| Cuellar No. 1 Gas Unit G-4-127194 | J.R. (3750) | Hamilton, J. R. | 1 | 0 | 0 | Jan 1993 – May 2007 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 344732-99 | Recompletion | Hamilton, J. R. | Apr 4, 1988 | Apr 5, 1988 | — | 6,500 |
| 289269-99 | Recompletion | Hamilton, J. R. & Archer, J.R. | Nov 1, 1985 | Nov 6, 1985 | — | 6,500 |
| 230214-99 | Drill | Hamilton, J. R. & Archer, J.R. | Feb 14, 1984 | Feb 22, 1984 | Apr 4, 1984 | 6,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-127194 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 276 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,750 | 3,752 | Perforated |
| 4,710 | 4,714 | Perforated |
| 5,531 | 5,553 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,630 | 12.25 | 665 S |
| 4.5 | 5,730 | 7.875 | 1,332 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 8, 1988 | Apr 18, 1988 | Yes |
| 00 | May 28, 1988 | — | — |
| 00 | Jan 20, 1986 | Dec 4, 1985 | Yes |
| 00 | Jan 7, 1986 | — | — |
| 00 | Dec 14, 1984 | Nov 6, 1984 | Yes |
| 00 | Dec 13, 1984 | — | — |
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 42-131-36412 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-131-36412 → 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/13136412, documented in the API reference.