WELL · 42-389-33353 · DISTRICT 8
Mariinsky State 8 #19
Reeves County · Balmorhea Ranch (Bell Canyon L) field · Injection · Vertical
Mariinsky State 8 #19 (API 42-389-33353) is a well in Reeves County operated by Permian Resources Operating LLC, completed January 4, 2025 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued May 31, 2012, permitted to 7,800 ft.
It was permitted by Thompson, J. Cleo and has since transferred to Permian Resources Operating LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Delaware, Delware.
Its lease has reported 4.23K barrels of oil and 6.34K mcf of gas since August 2011, last reporting in July 2026. The lease carries 3 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 3.82M barrels injected in the 12 months reported through April 2026.
Operator of record
Permian Resources Operating LLC
Permitted by Thompson, J. Cleo; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Oct 4, 2025 · 608 permits on file · (432) 699-9345
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Permian Resources Operating LLC |
| Production reports | OXY USA WTP LPthrough Jan 2019 |
| Latest permit | Thompson, J. CleoMay 31, 2012 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,800
- total depth, ft
- 1
- permits on file
- May 31, 2012
- last permit issued
- Jan 4, 2025
- completed
- 4.23K
- cumulative oil, bbl
- 6.34K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2011 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 4, 2025
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Mariinsky State 8 O-10-41465 | Balmorhea Ranch (Bell Canyon L) | Permian Resources Operating, LLC | 3 | 4.23K | 6.34K | Aug 2011 – Jul 2026 |
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.
- 1OXY USA WTP LPSep 2013 → Oct 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 741303-99 | Drill | Thompson, J. Cleo | May 23, 2012 | May 31, 2012 | Oct 20, 2012 | 7,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-41465 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,691 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Delaware | 6,100 | -3,409 |
| Delware | 6,100 | -3,409 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,358 | 6,422 | Perforated |
| 6,158 | 6,422 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,552 | 12.25 | 600 S |
| 7 | 6,514 | 8.75 | 1,200 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 | Jun 12, 2025 | May 16, 2025 | — |
| 00 | Sep 11, 2014 | May 15, 2013 | — |
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 42-389-33353 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-389-33353 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 3.82M
- bbl, last 12 reported months
- 15.7M
- bbl, all reported
- Apr 2026
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000105473 | H-1 Injection | Active | 15,000 | 2,575 | 5,150–7,760 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 3,824,286 · prior 12 861,610(+344%)
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/38933353, documented in the API reference.