WELL · 42-165-36109 · DISTRICT 8
Mast Elizabeth Crews #6
Gaines County · Carm-Ann (San Andres) field · Vertical
Mast Elizabeth Crews #6 (API 42-165-36109) is a well in Gaines County operated by Parallel Petroleum LLC, completed February 24, 2004.
The RRC has issued one drilling permit, issued January 29, 2004, permitted to 4,900 ft.
It was permitted by Caprock Operating, Inc. and has since transferred to Parallel Petroleum LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Yates, Queens, San Andres.
Its 2 leases have reported 1.47M barrels of oil and 469K mcf of gas since June 2002, last reporting in July 2026. The leases carry 100 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Caprock Operating, Inc.; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Oct 4, 2025 · 254 permits on file · (432) 238-9780
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Parallel Petroleum LLC |
| Production reports | Parallel Petroleum LLCthrough Apr 2026 |
| Latest permit | Caprock Operating, Inc.Jan 29, 2004 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,900
- total depth, ft
- 1
- permits on file
- Jan 29, 2004
- last permit issued
- Feb 24, 2004
- completed
- 1.47M
- cumulative oil, bbl
- 469K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2002 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 24, 2004
- 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 100 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Carm-Ann San Andres Unit O-11-69623 | Harris (San Andres) | Parallel Petroleum LLC | 92 | 1.33M | 344K | Jun 2002 – Jul 2026 |
| Mast, Elizabeth Crews O-11-68543 | Carm-Ann (San Andres) | Parallel Petroleum LLC | 8 | 144K | 125K | Mar 2003 – May 2011 |
Oil, barrels lease total
Last 12 months 67,280 · prior 12 65,364(+3%)
Gas, mcf lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Caprock Operating, Inc.Mar 2003 → Sep 2004
- 2Parallel Petroleum CorporationOct 2004 → Jan 2010
- 3Parallel Petroleum LLCFeb 2010 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 541400-99 | Drill | Caprock Operating, Inc. | Jan 29, 2004 | Jan 29, 2004 | Feb 9, 2004 | 4,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-68543 | — | — | — | — |
| — | — O-11-69623 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,185 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,953 | 232 |
| Queens | 3,510 | -325 |
| San Andres | 4,605 | -1,420 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,654 | 4,824 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,947 | 12.25 | 850 S |
| 5.5 | 4,906 | 7.875 | 750 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 | Jan 27, 2011 | Apr 7, 2004 | Yes |
| 00 | Jul 7, 2004 | Apr 7, 2004 | Yes |
| 00 | May 27, 2004 | — | — |
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 42-165-36109 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-36109 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/16536109, documented in the API reference.