TEXAS · WELLS · MCMULLEN COUNTY · RANCHO LAGO VISTA LEASE · API 42-311-34999 · DISTRICT 01
Rancho Lago Vista #4H
McMullen County · Hawkville (Eagleford Shale) field · Producing · Horizontal
Rancho Lago Vista #4H (API 42-311-34999) is a horizontal well in Mcmullen County operated by Bpx Operating Company, completed December 9, 2012 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued June 21, 2012, permitted to 12,942 ft.
It was permitted by Petrohawk Operating Company and has since transferred to Bpx Operating Company on the wellbore schedule.
Completion filings report 3 formation tops, including Olmos, Anacacho, Eagle Ford.
Its lease has reported 213 barrels of oil and 812K mcf of gas since September 2012, last reporting volume in April 2026.
Operator of record
Permitted by Petrohawk Operating Company; the EWA schedule now lists a different operator.
- Based in
- Denver, CO
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jun 24, 2026
- Permits on file
- 1,576
- Phone
- (720) 439-5104
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | BPX Operating Company |
| Production reports | BPX Operating Companythrough Apr 2026 |
| Latest permit | Petrohawk Operating CompanyJun 21, 2012 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,942
- total depth, ft
- 1
- permits on file
- Jun 21, 2012
- last permit issued
- Dec 9, 2012
- completed
- 213
- cumulative oil, bbl
- 812K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2012 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 9, 2012
- Shut in
- —
- 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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Rancho Lago Vista G-1-270644 | Hawkville (Eagleford Shale) | BPX Operating Company | 1 | 213 | 812K | Sep 2012 – Apr 2026 |
Gas, mcf lease total
Last 12 months 20,039 · prior 12 20,035(+0%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Petrohawk Operating CompanyDec 2012 → Jul 2013
- 2BHP Billiton Pet(txla OP) CoAug 2013 → Jul 2019
- 3BPX Operating CompanyAug 2019 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 742712-99 | Drill | Petrohawk Operating Company | Jun 12, 2012 | Jun 21, 2012 | Oct 26, 2012 | 14,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Dec 9, 2012 | Rancho Lago Vista G-1-270644 | Hawkville (Eagleford Shale) | BPX Operating Company | Producing | 12,942 |
Formation tops
As filed on W-2/G-1. Subsea from 274 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Olmos | 9,996 | -9,722 |
| Anacacho | 11,920 | -11,646 |
| Eagle FordEAGLEFORD SHALE | 12,537 | -12,263 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 13,019 | 17,985 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 5,316 | 12.25 | 1,832 S |
| 5.5 | 9,109 | 8.5 | 950 S |
| 4.5 | 18,119 | 6.75 | 950 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Apr 30, 2014 | Jan 15, 2014 | Yes |
| 00 | Nov 21, 2013 | Mar 4, 2013 | 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 42-311-34999 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-311-34999 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/31134999, documented in the API reference.