WELL · 42-389-34043 · DISTRICT 8
Sapphire State C20-12 #1H
Reeves County · Phantom (Wolfcamp) field · Horizontal
Sapphire State C20-12 #1H (API 42-389-34043) is a horizontal well in Reeves County operated by Cimarex Energy CO., completed July 26, 2014.
The RRC has issued one drilling permit, issued December 13, 2013, permitted to 12,200 ft.
Completion filings report 12 formation tops, including Delaware, Bell Canyon, Cherry Canyon, Bone Spring.
No lease production has been reported under this well’s leases.
Operator of record
- Based in
- Midland, TX
- P-5 status
- Delinquent (D)
- P-5 last filed
- Jul 8, 2025
- Permits on file
- 2,082
- Phone
- (432) 571-7800
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cimarex Energy Co. |
| Production reports | Coterra Energy Operating Co.through Apr 2026 |
| Latest permit | Cimarex Energy Co.Dec 13, 2013 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,200
- total depth, ft
- 1
- permits on file
- Dec 13, 2013
- last permit issued
- Jul 26, 2014
- completed
- 0
- cumulative oil, bbl
- 1.58M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2014 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 26, 2014
- 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Sapphire State C20-12 G-10-283197 | Phantom (Wolfcamp) | Coterra Energy Operating Co. | 1 | 0 | 1.58M | Jul 2014 – Jul 2026 |
| Sapphire State C20-12 O-10-45728 | Phantom (Wolfcamp) | Cimarex Energy Co. | 1 | 0 | 0 | Jul 2014 – May 2018 |
Gas, mcf lease total
Last 12 months 25,826 · prior 12 49,504(-48%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Cimarex Energy Co.Jul 2014 → Oct 2025
- 2Coterra Energy Operating Co.Feb 2026 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 774618-99 | Drill | Cimarex Energy Co. | Nov 26, 2013 | Dec 13, 2013 | May 9, 2014 | 12,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-283197 | — | — | — | — |
| — | — O-10-45728 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,844 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Delaware | 3,825 | -981 |
| Bell Canyon | 3,852 | -1,008 |
| Cherry Canyon | 4,829 | -1,985 |
| Bone SpringBONE SPRINGS | 7,387 | -4,543 |
| Wolfcamp | 10,464 | -7,620 |
| CastileCASTILLE | — | — |
| DelawareDELAWARE CONSOLIDATED GAS | — | — |
| Devonian | — | — |
| Ellenburger | — | — |
| DelawareFORD-DELAWARE | — | — |
| Fusselman | — | — |
| Mississippian | — | — |
| Pennsylvanian | — | — |
| Permian (undifferentiated)PERMIAN | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,086 | 15,465 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 934 | 17.5 | 925 S |
| 9.625 | 3,870 | 12.25 | 1,825 S |
| 7 | 11,069 | 8.75 | 925 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 | Feb 12, 2018 | Sep 28, 2017 | Yes |
| 00 | Feb 11, 2015 | Sep 26, 2014 | 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 42-389-34043 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-389-34043 → 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/38934043, documented in the API reference.