TEXAS · WELLS · MARTIN COUNTY · MASSASAUGA F LEASE · API 42-317-43688 · DISTRICT 7B
Massasauga F #9LM
Martin County · Spraberry (Trend Area) field · Shut In · Horizontal
Massasauga F #9LM (API 42-317-43688) is a horizontal well in Martin County operated by Oxyrock Operating LLC, completed July 22, 2023 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued July 16, 2021, permitted to 8,592 ft.
It was permitted by Crownquest Operating, LLC and has since transferred to Oxyrock Operating LLC on the wellbore schedule.
Completion filings report 9 formation tops, including Yates, Grayburg, San Andres, Glorieta.
Its lease has reported 587K barrels of oil and 1.32M mcf of gas since July 2023, last reporting volume in April 2026. The lease carries 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Crownquest Operating, LLC; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Apr 22, 2026
- Permits on file
- 392
- Phone
- (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Oxyrock Operating LLC |
| Production reports | Oxyrock Operating, LLCthrough Apr 2026 |
| Latest permit | Crownquest Operating, LLCJul 16, 2021 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,592
- total depth, ft
- 1
- permits on file
- Jul 16, 2021
- last permit issued
- Jul 22, 2023
- completed
- 587K
- cumulative oil, bbl
- 1.32M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2023 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 22, 2023
- 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 lease this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Massasauga F O-10-59988 | Spraberry (Trend Area) | Oxyrock Operating, LLC | 3 | 587K | 1.32M | Jul 2023 – Apr 2026 |
Oil, barrels lease total
Last 12 months 73,489 · prior 12 138,281(-47%)
Gas, mcf lease total
Last 12 months 324,791 · prior 12 476,896(-32%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Crownquest Operating, LLCJul 2023 → Jul 2024
- 2Oxyrock Operating, LLCAug 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 871197-99 | Drill | Crownquest Operating, LLC | Jul 13, 2021 | Jul 16, 2021 | Aug 9, 2022 | 9,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 22, 2023 | Massasauga F O-10-59988 | Spraberry (Trend Area) | Oxyrock Operating LLC | Shut In | 8,592 |
Formation tops
As filed on W-2/G-1. Subsea from 2,739 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,448 | 291 |
| Grayburg | 3,838 | -1,099 |
| San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H | 4,014 | -1,275 |
| Glorieta | 4,748 | -2,009 |
| Clear ForkCLEARFORK | 5,997 | -3,258 |
| Spraberry | 7,410 | -4,671 |
| SpraberryLOWER SPRABERRY | 7,929 | -5,190 |
| Dean | — | — |
| Queen | — | — |
| Santa Rosa | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,869 | 18,850 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 588 | 17.5 | 575 S |
| 9.625 | 5,210 | 12.25 | 705 S |
| 5.5 | 19,008 | 8.5 | 2,495 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Jan 9, 2024 | Oct 24, 2023 | Yes |
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 42-317-43688 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-43688 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it. The University Lands library has no per-well link: then paste it into its 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/31743688, documented in the API reference.