TEXAS · WELLS · GAINES COUNTY · CEDAR LAKE UNIT LEASE · API 42-165-36630 · DISTRICT 7B
Cedar Lake Unit #687
Gaines County · Cedar Lake field · Shut In · Vertical
Cedar Lake Unit #687 (API 42-165-36630) is a well in Gaines County operated by Hilcorp Energy Company, completed January 26, 2006 and listed as shut in on the RRC schedule, shut in January 1, 2012.
The RRC has issued one drilling permit, issued August 2, 2006, permitted to 4,833 ft.
It was permitted by Occidental Permian Ltd. and has since transferred to Hilcorp Energy Company on the wellbore schedule.
Completion filings report 3 formation tops, including Yates, Grayburg, San Andres.
Its lease has reported 52.7M barrels of oil and 120M mcf of gas since January 1993, last reporting in July 2026. The lease carries 424 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Occidental Permian Ltd.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 27, 2026
- Permits on file
- 3,454
- Phone
- (713) 209-2400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Occidental Permian Ltd.through Apr 2026 |
| Latest permit | Occidental Permian Ltd.Aug 2, 2006 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,833
- total depth, ft
- 1
- permits on file
- Aug 2, 2006
- last permit issued
- Jan 26, 2006
- completed
- 52.7M
- cumulative oil, bbl
- 120M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 26, 2006
- Shut in
- Jan 1, 2012
- 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; they carry 424 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Cedar Lake Unit O-11-577 | Cedar Lake | Occidental Permian EOR, LLC | 424 | 52.7M | 120M | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 507,975 · prior 12 557,712(-9%)
Gas, mcf lease total
Last 12 months 415,475 · prior 12 504,929(-18%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Amoco Production CompanyJan 1993 → Feb 1997
- 2Altura Energy Ltd.Mar 1997 → Apr 2000
- 3Occidental Permian Ltd.May 2000 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 623279-99 | Drill | Occidental Permian Ltd. | Jul 26, 2006 | Aug 2, 2006 | Dec 26, 2006 | 5,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jan 26, 2006 | Cedar Lake Unit O-11-577 | Cedar Lake | Hilcorp Energy Company | Shut In · shut in Jan 1, 2012 | 4,833 |
Formation tops
As filed on W-2/G-1. Subsea from 3,061 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 3,792 | -731 |
| Grayburg | 3,935 | -874 |
| San Andres | 3,935 | -874 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,688 | 4,833 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 14 | 52 | 20 | 40 S |
| 8.625 | 1,995 | 12.25 | 900 S |
| 5.5 | 4,688 | 7.625 | 900 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 | Jul 27, 2007 | Jul 17, 2007 | Yes |
| 00 | Jul 25, 2007 | — | — |
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 42-165-36630 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-36630 → 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/16536630, documented in the API reference.