WELL · 42-393-32176 · DISTRICT 10
J. C. Vollmert #11
Roberts County · Mendota NW. (Granite Wash SW.) field · Vertical
J. C. Vollmert #11 (API 42-393-32176) is a well in Roberts County operated by BP America Production Company, completed December 8, 2008.
The RRC has issued one drilling permit, issued September 23, 2008, permitted to 10,900 ft.
It was permitted by Unit Petroleum Company and has since transferred to BP America Production Company on the wellbore schedule.
Completion filings report 7 formation tops, including Brown Dolomite, Douglas, Kansas City, Marmaton.
Its 2 leases have reported 11.8K barrels of oil and 1.28M mcf of gas since December 2008, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Unit Petroleum Company; the EWA schedule now lists a different operator.
Denver, CO · P-5 Y, filed May 4, 2026 · 1,623 permits on file · (720) 439-5104
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | BP America Production Company |
| Production reports | Mmgl Txph, LLCthrough Apr 2026 |
| Latest permit | Unit Petroleum CompanySep 23, 2008 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,900
- total depth, ft
- 1
- permits on file
- Sep 23, 2008
- last permit issued
- Dec 8, 2008
- completed
- 11.8K
- cumulative oil, bbl
- 1.28M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2008 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 8, 2008
- Shut in
- —
- Plugged
- —
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 |
|---|---|---|---|---|---|---|
| J.C. Vollmert G-14-250682 | Mendota, NW. (Granite Wash, SW.) | Mmgl Txph, LLC | 1 | 0 | 1.11M | May 2009 – Jul 2026 |
| J. C. Vollmert O-14-7950 | Mendota, NW. (Granite Wash, SW.) | BP America Production Company | 1 | 11.8K | 174K | Dec 2008 – Apr 2014 |
Gas, mcf lease total
Last 12 months 22,436 · prior 12 25,582(-12%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Unit Petroleum CompanyDec 2008 → Aug 2009
- 2BP America Production CompanySep 2009 → Feb 2020
- 3Blackbeard Operating, LLCMar 2020 → Sep 2023
- 4Mmgl Txph, LLCOct 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 670512-99 | Drill | Unit Petroleum Company | Sep 4, 2008 | Sep 23, 2008 | Oct 4, 2008 | 10,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-14-250682 | — | — | — | — |
| — | — O-14-7950 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,705 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Brown Dolomite | 4,022 | -1,317 |
| Douglas | 6,900 | -4,195 |
| Kansas City | 8,065 | -5,360 |
| Marmaton | 8,965 | -6,260 |
| Granite Wash | 9,385 | -6,680 |
| Novi | 10,643 | -7,938 |
| 13 Finger | 10,685 | -7,980 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,536 | 9,546 | Perforated |
| 9,827 | 9,878 | Perforated |
| 9,957 | 9,977 | Perforated |
| 10,028 | 10,299 | Perforated |
| 10,319 | 10,329 | Perforated |
| 10,440 | 10,547 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,820 | 12.25 | 1,080 S |
| 5.5 | 10,900 | 8.75 | 625 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 | Dec 5, 2011 | Mar 1, 2011 | — |
| 00 | Oct 14, 2009 | Jun 2, 2009 | — |
| 00 | Sep 3, 2009 | — | — |
| 00 | May 27, 2009 | Feb 2, 2009 | Yes |
| 00 | Apr 16, 2009 | — | — |
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 42-393-32176 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-393-32176 → 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/39332176, documented in the API reference.