WELL · 42-427-32857 · DISTRICT 4
Nilo Shallow a GU #7
Starr County · Roma W. (Wilcox 6400) field · Producing · Vertical
Nilo Shallow A GU #7 (API 42-427-32857) is a well in Starr County operated by Varas Energy Operating Company, completed July 22, 1996 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 26, 1996, permitted to 8,600 ft.
It was permitted by Enron Oil & Gas Company and has since transferred to Varas Energy Operating Company on the wellbore schedule.
Completion filings report 4 formation tops, including Wilcox, Queen City, Willis Point, Wills Point.
No lease production has been reported under this well’s leases.
Operator of record
Varas Energy Operating Company
Permitted by Enron Oil & Gas Company; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 9, 2025
- Phone
- (713) 858-3002
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Varas Energy Operating Company |
| Production reports | Varas Energy Operating Company,through Apr 2026 |
| Latest permit | Enron Oil & Gas CompanyMar 26, 1996 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,600
- total depth, ft
- 1
- permits on file
- Mar 26, 1996
- last permit issued
- Jul 22, 1996
- completed
- 0
- cumulative oil, bbl
- 702K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 1996 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 22, 1996
- 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 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 |
|---|---|---|---|---|---|---|
| Nilo Shallow a GU G-4-158631 | Roma, W. (Wilcox 7100) | Varas Energy Operating Company, | 1 | 0 | 11.3K | May 1996 – Jul 2026 |
| Nilo Shallow a GU G-4-159540 | Roma, W. (Wilcox 6400) | Varas Energy Operating Company, | 1 | 0 | 690K | Jul 1996 – Jul 2026 |
Gas, mcf lease total
Last 12 months 3,887 · prior 12 2,207(+76%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Enron Oil & Gas CompanyJun 1996 → Sep 1999
- 2EOG Resources, Inc.Oct 1999 → Sep 2011
- 3Bluestone Natural Res. II, LLCOct 2013 → Dec 2019
- 4Blackbeard Operating, LLCJan 2020 → Nov 2020
- 5Hugoton Operating Company, Inc.Dec 2020 → Dec 2024
- 6Varas Energy Operating Company,Jan 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 446315-99 | Drill | Enron Oil & Gas Company | Mar 26, 1996 | Mar 26, 1996 | Apr 13, 1996 | 8,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-158631 | — | — | — | — |
| — | — G-4-159540 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 189 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxUPPER WILCOX | 6,480 | -6,291 |
| Queen City | — | — |
| Willis Point | — | — |
| Wills Point | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,584 | 6,606 | Perforated |
| 7,159 | 7,160 | Perforated |
| 7,159 | 7,180 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,022 | 12.25 | 425 S |
| 9.625 | 1,027 | 12.25 | — |
| 7 | 5,649 | 8.75 | 250 S |
| 7 | 5,649 | 36.833 | 834 S |
| 2.875 | 7,253 | 6.25 | 450 S |
| 7 | — | 8.75 | — |
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 | Jan 9, 1997 | Nov 20, 1996 | — |
| 00 | Oct 2, 1996 | Aug 9, 1996 | Yes |
| 00 | Aug 29, 1996 | — | — |
| 00 | Aug 1, 1996 | Jun 10, 1996 | Yes |
| 00 | Jul 3, 1996 | — | — |
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 42-427-32857 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-32857 → 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/42732857, documented in the API reference.