WELL · 42-215-31634 · DISTRICT 4
Fred W. Volz Sr. Unit #5U
Hidalgo County · Tabasco (Consolidated) field · Vertical
Fred W. Volz SR. Unit #5U (API 42-215-31634) is a plugged well in Hidalgo County, plugged May 12, 2011, last operated by Fidelity Explor. & Prod. CO..
The RRC has issued 4 drilling permits between 1985 and 1997, permitted to 10,800 ft.
It was permitted by Fina Oil & Chemical Company and has since transferred to Fidelity Explor. & Prod. CO. on the wellbore schedule.
Completion filings report 3 formation tops, including Frio, Heard Sand, Vicksburg.
Operator of record
Permitted by Fina Oil & Chemical Company; the EWA schedule now lists a different operator.
- Based in
- Denver, CO
- P-5 status
- Inactive (I)
- P-5 last filed
- Jun 20, 2016
- Permits on file
- 163
- Phone
- (720) 931-9631
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Fidelity Explor. & Prod. Co. |
| Production reports | Fidelity Explor. & Prod. Co.through Jun 2009 |
| Latest permit | Fina Oil & Chemical CompanyJan 28, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,800
- total depth, ft
- 4
- permits on file
- Jan 28, 1997
- last permit issued
- Oct 17, 1996
- completed
- 0
- cumulative oil, bbl
- 1.22M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH May 2011
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 17, 1996
- Shut in
- —
- Plugged
- May 12, 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 4 leases this well is completed on; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Fred W. Volz Sr. Unit G-4-158613 | Tabasco (T) | Fidelity Explor. & Prod. Co. | 1 | 0 | 847K | Jan 1996 – May 2011 |
| Fred W. Volz Sr. Unit G-4-161383 | Tabasco (O) | Fidelity Explor. & Prod. Co. | 1 | 0 | 268K | Oct 1996 – Nov 2006 |
| Volz, Fred W. Sr. Unit G-4-118338 | Tabasco (Vicksburg 9700) | Fina Oil & Chemical Company | 1 | 0 | 21.4K | Jan 1993 – Dec 1995 |
| Fred W. Volz Sr. Unit G-4-145479 | Tabasco (X) | Fina Oil & Chemical Company | 1 | 0 | 87.5K | May 1993 – Dec 1995 |
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.
- 1Fina Oil & Chemical CompanyJan 1993 → Dec 2000
- 2Totalfinaelf E&P USA IncJan 2001 → Nov 2002
- 3Smith Production Inc.Dec 2002 → Apr 2005
- 4Fidelity Explor. & Prod. Co.May 2005 → Jun 2009
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 457672-99 | Recompletion | Fina Oil & Chemical Company | Jan 22, 1997 | Jan 28, 1997 | Jul 2, 1996 | 8,700 |
| 439380-99 | Recompletion | Fina Oil & Chemical Company | Aug 28, 1995 | Dec 4, 1995 | Aug 5, 1995 | 8,700 |
| 404997-99 | Recompletion | Fina Oil & Chemical Company | Oct 21, 1992 | Oct 23, 1992 | Oct 16, 1992 | 8,700 |
| 280383-99 | Drill | Tenneco Oil Co. | Jul 17, 1985 | Jul 17, 1985 | Jul 27, 1985 | 10,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-118338 | — | — | — | — |
| — | — G-4-145479 | — | — | — | — |
| — | — G-4-158613 | — | — | — | — |
| — | — G-4-161383 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 162 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,824 | 6,860 | Perforated |
| 7,206 | 7,211 | Perforated |
| 7,239 | 7,246 | Perforated |
| 7,254 | 7,260 | Perforated |
| 7,300 | 7,304 | Perforated |
| 7,330 | 7,336 | Perforated |
| 7,951 | 7,955 | Perforated |
| 8,050 | 8,055 | Perforated |
| 8,515 | 8,535 | Perforated |
| 8,642 | 8,664 | Perforated |
| 9,455 | 9,562 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 2,005 | 17.5 | 1,450 S |
| 9.625 | 7,400 | 12.25 | 1,000 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 | Apr 25, 2007 | Jan 17, 2007 | — |
| 00 | Mar 28, 1997 | Jan 27, 1997 | Yes |
| 00 | Feb 7, 1997 | — | — |
| 00 | Aug 16, 1996 | Jun 7, 1996 | Yes |
| 00 | Jul 3, 1996 | — | — |
| 00 | Jul 23, 1993 | Jun 14, 1993 | Yes |
| 00 | Jun 22, 1993 | — | — |
| 00 | Oct 30, 1985 | Oct 7, 1985 | Yes |
| 00 | Oct 18, 1985 | — | — |
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 42-215-31634 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-215-31634 → 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/21531634, documented in the API reference.