WELL · 42-505-35285 · DISTRICT 4
Cassin Edward A #A 3
Zapata County · Cisco-Benavides (Lobo Cons.) field · Directional
Cassin Edward A #A 3 (API 42-505-35285) is a well in Zapata County operated by Hilcorp Energy Company, completed August 3, 2005.
The RRC has issued 2 drilling permits (amended once) between 2005 and 2017, permitted to 12,600 ft.
Completion filings report 8 formation tops, including Queen City, Wilcox, Perdido, Wills Point.
No lease production has been reported under this well’s leases.
Operator of record
- 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 | Hilcorp Energy Companythrough Apr 2026 |
| Latest permit | Hilcorp Energy CompanyFeb 17, 2017 |
- 12,600
- total depth, ft
- 3
- permits on file
- Feb 17, 2017
- last permit issued
- Aug 3, 2005
- completed
- 0
- cumulative oil, bbl
- 303K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2005 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 3, 2005
- 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 |
|---|---|---|---|---|---|---|
| Cassin, Edward A G-4-289839 | Las Lomas (Wilcox 7800) | Hilcorp Energy Company | 1 | 0 | 5.6K | Aug 2018 – Jul 2026 |
| Cassin, Edward A G-4-215739 | Cisco-Benavides (Lobo Cons.) | Hilcorp Energy Company | 1 | 0 | 297K | Aug 2005 – Aug 2020 |
Gas, mcf lease total
Last 12 months 233 · prior 12 219(+6%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Conocophillips CompanyAug 2005 → Dec 2015
- 2Hilcorp Energy CompanyJan 2016 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 823057-99 | Recompletion | Hilcorp Energy Company | Feb 8, 2017 | Feb 17, 2017 | Mar 26, 2017 | 12,005 |
| 600793-98 | Drill | Conocophillips Company | Jun 1, 2005 | May 18, 2005 | Jun 3, 2005 | 12,600 |
| 600793-99 | Drill | Conocophillips Company | May 17, 2005 | May 18, 2005 | — | 12,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-215739 | — | — | — | — |
| — | — G-4-289839 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 482 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,550 | -2,068 |
| Wilcox | 5,230 | -4,748 |
| Perdido | 6,316 | -5,834 |
| WilcoxBASE LOWER WILCOX | 9,881 | -9,399 |
| Wills Point | 11,840 | -11,358 |
| Cook Mountain | — | — |
| Jackson | — | — |
| Miocene (undifferentiated)MIOCENE-LAGARTO-OAKVILLE | — | — |
| Yegua | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,254 | 7,326 | Perforated |
| 10,898 | 11,177 | Perforated |
| 11,526 | 11,637 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 650 | 17.5 | 530 S |
| 9.625 | 6,300 | 12.25 | 420 S |
| 7 | 8,493 | 8.5 | 650 S |
| 4.5 | 12,000 | 6.25 | 520 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 | Sep 11, 2020 | Jul 20, 2020 | — |
| 00 | Sep 7, 2006 | Jan 10, 2006 | Yes |
| 00 | May 11, 2006 | — | — |
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 42-505-35285 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-35285 → 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/50535285, documented in the API reference.