WELL · 42-461-38187 · DISTRICT 7
East Rankin Unit 3-27 #16
Upton County · Sheep Mountain (Consolidated) field · Producing · Vertical
East Rankin Unit 3-27 #16 (API 42-461-38187) is a well in Upton County operated by Civitas Permian Operating LLC, completed September 23, 2012 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued June 15, 2012, permitted to 11,500 ft.
It was permitted by Diamondback E&P LLC and has since transferred to Civitas Permian Operating LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Clear Fork, Spraberry, Tippett.
Its lease has reported 46.7K barrels of oil and 78.3K mcf of gas since September 2012, last reporting in July 2026.
Operator of record
Permitted by Diamondback E&P LLC; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Aug 4, 2025 · 477 permits on file · (432) 563-8316
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Civitas Permian Operating LLC |
| Production reports | Civitas Permian Operating, LLCthrough Mar 2026 |
| Latest permit | Diamondback E&P LLCJun 15, 2012 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,500
- total depth, ft
- 2
- permits on file
- Jun 15, 2012
- last permit issued
- Sep 23, 2012
- completed
- 46.7K
- cumulative oil, bbl
- 78.3K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2012 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 23, 2012
- 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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| East Rankin Unit 3-27 O-9-18044 | Sheep Mountain (Consolidated) | Civitas Permian Operating, LLC | 1 | 46.7K | 78.3K | Sep 2012 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,209 · prior 12 2,726(-19%)
Gas, mcf lease total
Last 12 months 5,038 · prior 12 5,320(-5%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Diamondback E&P LLCOct 2012 → May 2018
- 2Hibernia Resources III, LLCJun 2018 → Nov 2023
- 3Civitas Permian Operating, LLCDec 2023 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 742348-98 | Drill | Diamondback E&P LLC | Jul 10, 2012 | Jun 15, 2012 | Aug 11, 2012 | 11,500 |
| 742348-99 | Drill | Windsor Permian LLC | Jun 7, 2012 | Jun 15, 2012 | Aug 12, 2012 | 11,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-18044 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,711 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Clear ForkCLEARFORK | 5,661 | -2,950 |
| SpraberryUPPER SPRABERRY | 6,461 | -3,750 |
| Tippett | 8,239 | -5,528 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,582 | 9,544 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 607 | 11 | 320 S |
| 5.5 | 9,641 | 7.875 | 1,290 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 | Aug 23, 2013 | Nov 14, 2012 | 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 42-461-38187 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-38187 → 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/46138187, documented in the API reference.