WELL · 42-427-32317 · DISTRICT 4
Guerra A. Jr. et al -A- #10
Starr County · LA Reforma (4700) field · Vertical
Guerra A. JR. ET AL -A- #10 (API 42-427-32317) is a plugged well in Starr County, plugged January 6, 1995, last operated by Dalen Resources Oil & Gas CO..
The RRC has issued 2 drilling permits (amended twice) between 1988 and 1991, permitted to 11,000 ft.
It was permitted by Union Pacific Resources Company and has since transferred to Dalen Resources Oil & Gas CO. on the wellbore schedule.
Completion filings report 2 formation tops, including N, O.
Operator of record
Permitted by Union Pacific Resources Company; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Jul 7, 1995 · 15 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Dalen Resources Oil & Gas Co. |
| Production reports | none |
| Latest permit | Union Pacific Resources CompanyFeb 4, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,000
- total depth, ft
- 4
- permits on file
- Feb 4, 1991
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Feb 1995
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- Jan 6, 1995
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 4 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Guerra, A., Jr. et al -A- O-4-11890 | LA Reforma (Frio 6300) | Dalen Resources Oil & Gas Co. | 1 | 0 | 0 | Jan 1993 – Feb 1995 |
| Guerra, A. Jr. et al -A- G-4-137702 | LA Reforma (4700) | Dalen Resources Oil & Gas Co. | 1 | 0 | 0 | Jan 1993 – Jan 1995 |
| — G-4-131203 | — | — | 0 | 0 | 0 | — |
| — O-4-11607 | — | — | 0 | 0 | 0 | — |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 384164-99 | Recompletion | Union Pacific Resources Company | Feb 4, 1991 | Feb 4, 1991 | Feb 5, 1991 | 10,200 |
| 354388-97 | Drill | Union Pacific Resources Company | Jun 16, 1989 | Dec 16, 1988 | — | 10,200 |
| 354388-98 | Drill | Union Pacific Resources Company | Jan 13, 1989 | Dec 16, 1988 | — | 11,000 |
| 354388-99 | Drill | Union Pacific Resources Company | Dec 16, 1988 | Dec 16, 1988 | — | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-131203 | — | — | — | — |
| — | — G-4-137702 | — | — | — | — |
| — | — O-4-11607 | — | — | — | — |
| — | — O-4-11890 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 255 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| N | 6,605 | -6,350 |
| O | 6,730 | -6,475 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,750 | 4,756 | Perforated |
| 6,358 | 6,368 | Perforated |
| 6,606 | 6,624 | Perforated |
| 6,750 | 6,758 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,325 | 14.75 | 1,240 S |
| 10.75 | 2,535 | 14.75 | 1,240 S |
| 2.875 | 7,021 | — | — |
| 2.375 | 7,021 | — | — |
| 2.875 | 7,029 | 6.75 | 470 S |
| 2.875 | 7,029 | 9.875 | 942 S |
| 9.875 | 7,220 | 9.875 | 942 S |
| 7.625 | 7,220 | 9.875 | 942 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 6, 1991 | Mar 19, 1991 | Yes |
| 00 | May 16, 1991 | Feb 19, 1991 | Yes |
| 00 | Apr 17, 1991 | — | — |
| 00 | Feb 26, 1991 | Apr 10, 1989 | Yes |
| 00 | Aug 17, 1989 | Apr 10, 1989 | Yes |
| 00 | Jul 31, 1989 | — | — |
| 00 | May 24, 1989 | Apr 10, 1989 | Yes |
| 00 | May 9, 1989 | — | — |
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 42-427-32317 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-32317 → 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/42732317, documented in the API reference.