TEXAS · WELLS · MARTIN COUNTY · BLOCKER LEASE · API 42-317-32335 · DISTRICT 7B
Blocker #1
Martin County · Spraberry (Trend Area) field · Producing · Vertical
Blocker #1 (API 42-317-32335) is a well in Martin County operated by Cutbow Operating LLC, completed July 1, 1981 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 2, 1981, permitted to 8,575 ft.
It was permitted by Parker & Parsley, Inc. and has since transferred to Cutbow Operating LLC on the wellbore schedule.
Its lease has reported 72K barrels of oil and 101K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Parker & Parsley, Inc.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 10, 2025
- Permits on file
- 66
- Phone
- (432) 410-4321
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cutbow Operating LLC |
| Production reports | Cutbow Operating, LLCthrough Apr 2026 |
| Latest permit | Parker & Parsley, Inc.Mar 2, 1981 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,575
- total depth, ft
- 1
- permits on file
- Mar 2, 1981
- last permit issued
- Jul 1, 1981
- completed
- 72K
- cumulative oil, bbl
- 101K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 1, 1981
- 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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Blocker O-10-26663 | Spraberry (Trend Area) | Cutbow Operating, LLC | 1 | 72K | 101K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,720 · prior 12 3,265(-17%)
Gas, mcf lease total
Last 12 months 6,404 · prior 12 6,868(-7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Parker & Parsley Development Co.Jan 1993 → Feb 1995
- 2Parker & Parsley Development L.PMar 1995 → Aug 1997
- 3Pioneer Natural Res. USA, Inc.Sep 1997 → Jan 1999
- 4Oga Operating L.L.C.Feb 1999 → Jan 2000
- 5Parker & Parsley Operating LLCFeb 2000 → Nov 2000
- 6Parker & Parsley Acq. Group LLCDec 2000 → Aug 2002
- 7Momentum Energy, LLCSep 2002 → Nov 2003
- 8Momentum Energy CorporationDec 2003 → Jul 2008
- 9Parsley Energy Operations, LLCAug 2008 → Dec 2020
- 10Cutbow Operating, LLCJan 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 110068-99 | Drill | Parker & Parsley, Inc. | Mar 2, 1981 | Mar 2, 1981 | May 13, 1981 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 1, 1981 | Blocker O-10-26663 | Spraberry (Trend Area) | Cutbow Operating LLC | Producing | 8,575 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,957 | 8,482 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 12.75 | 245 | 17 | 250 S |
| 8.625 | 3,500 | 11 | 250 S |
| 2.375 | 8,350 | — | — |
| 4.5 | 8,575 | 7.875 | 650 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 12, 1984 | Jul 16, 1981 | — |
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 42-317-32335 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-32335 → 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/31732335, documented in the API reference.