WELL · 42-393-31563 · DISTRICT 10
Vollmert C #2
Roberts County · Mendota NW. (Granite Wash) field · Producing · Vertical
Vollmert C #2 (API 42-393-31563) is a well in Roberts County operated by Unit Petroleum Company, completed January 23, 2014 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits between 2003 and 2009, permitted to 11,200 ft.
Completion filings report 6 formation tops, including U Douglas, U. Douglas, Douglas, Tonkawa.
No lease production has been reported under this well’s leases.
Operator of record
- Based in
- Tulsa, OK
- P-5 status
- Active (A)
- P-5 last filed
- Jan 13, 2025
- Permits on file
- 1,100
- Phone
- (918) 493-7700
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Unit Petroleum Company |
| Production reports | Unit Petroleum Companythrough Apr 2026 |
| Latest permit | Unit Petroleum CompanySep 3, 2009 |
- 11,200
- total depth, ft
- 2
- permits on file
- Sep 3, 2009
- last permit issued
- Jan 23, 2014
- completed
- 0
- cumulative oil, bbl
- 2.87M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2003 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 23, 2014
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 2 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 |
|---|---|---|---|---|---|---|
| Vollmert "C" G-14-196234 | Mendota, NW. (Morrow, Upper) | Unit Petroleum Company | 1 | 0 | 1.28M | Jun 2003 – Jul 2026 |
| Vollmert "C" G-14-250659 | Mendota, NW. (Granite Wash, SW.) | Unit Petroleum Company | 1 | 0 | 1.6M | Feb 2009 – Jul 2026 |
Gas, mcf lease total
Last 12 months 12,885 · prior 12 13,851(-7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Unit Petroleum CompanyJun 2003 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 684739-99 | Recompletion | Unit Petroleum Company | Sep 2, 2009 | Sep 3, 2009 | Apr 21, 2003 | 11,200 |
| 530349-99 | Drill | Unit Petroleum Company | Apr 4, 2003 | Apr 4, 2003 | Apr 21, 2003 | 11,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-14-196234 | — | — | — | — |
| — | — G-14-250659 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,618 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| U Douglas | 6,930 | -4,312 |
| U. Douglas | 6,930 | -4,312 |
| DouglasUPPER DOUGLAS | 6,930 | -4,312 |
| Tonkawa | 7,225 | -4,607 |
| Granite Wash | 9,350 | -6,732 |
| Morrow | 10,800 | -8,182 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,796 | 9,806 | Perforated |
| 9,920 | 9,976 | Perforated |
| 10,026 | 10,578 | Perforated |
| 10,920 | 11,200 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,159 | 12.25 | 1,215 S |
| 8.75 | 10,920 | 5.5 | 430 S |
| 5.5 | 10,920 | 8.75 | 430 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 | Mar 25, 2015 | Jul 21, 2014 | — |
| 00 | Oct 21, 2009 | May 26, 2009 | — |
| 00 | Sep 2, 2009 | — | — |
| 00 | Nov 3, 2005 | Jun 30, 2003 | Yes |
| 00 | Oct 6, 2003 | Jul 31, 2003 | — |
| 00 | Sep 4, 2003 | — | — |
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 42-393-31563 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-393-31563 → 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/39331563, documented in the API reference.