WELL · 42-173-31744 · DISTRICT 8
Calverley 37W #4
Glasscock County · Spraberry (Trend Area) field · Vertical
Calverley 37w #4 (API 42-173-31744) is a plugged well in Glasscock County, plugged April 24, 2017, last operated by Rsp Permian LLC.
The RRC has issued one drilling permit, issued November 14, 1984, permitted to 8,800 ft.
It was permitted by Cox, John L. and has since transferred to Rsp Permian LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Redbeds, Upper Srpaberry, Spraberry, Dean.
Its lease has reported 97.6K barrels of oil and 302K mcf of gas since January 1993, last reporting in December 2017. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Cox, John L.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Dec 3, 2019
- Permits on file
- 941
- Phone
- (432) 683-7443
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | RSP Permian LLC |
| Production reports | RSP Permian, LLCthrough Mar 2017 |
| Latest permit | Cox, John L.Nov 14, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,800
- total depth, ft
- 1
- permits on file
- Nov 14, 1984
- last permit issued
- Mar 24, 1985
- completed
- 97.6K
- cumulative oil, bbl
- 302K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Dec 2017
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 24, 1985
- Shut in
- —
- Plugged
- Apr 24, 2017
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 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Calverley 37W O-10-21571 | Spraberry (Trend Area) | RSP Permian, LLC | 4 | 97.6K | 302K | Jan 1993 – Dec 2017 |
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.
- 1Cox, John L.Jan 1993 → Sep 2003
- 2JM Cox Resources, L.P.Oct 2003 → Aug 2014
- 3RSP Permian, LLCSep 2014 → Mar 2017
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 257809-99 | Drill | Cox, John L. | Nov 13, 1984 | Nov 14, 1984 | — | 8,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-21571 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,702 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,708 | 6,736 | Perforated |
| 7,254 | 7,714 | Perforated |
| 8,082 | 8,443 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 394 | 17.5 | 500 S |
| 8.625 | 4,200 | 11 | 1,000 S |
| 4.5 | 8,460 | 7.875 | 1,400 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 | Apr 10, 1985 | Mar 28, 1985 | — |
| 00 | Apr 4, 1985 | — | — |
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 42-173-31744 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-173-31744 → 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/17331744, documented in the API reference.