WELL · 42-105-34818 · DISTRICT 7
Todd Sigma #1
Crockett County · Virlaw (San Andres Upper) field · Vertical
Todd Sigma #1 (API 42-105-34818) is a plugged well in Crockett County, plugged December 31, 2001, last operated by Vanco Oil & Gas Corp..
The RRC has issued 2 drilling permits in 1984, permitted to 2,450 ft.
It was permitted by Lawrence, C. F. & Assoc. Inc. and has since transferred to Vanco Oil & Gas Corp. on the wellbore schedule.
Completion filings report 4 formation tops, including Yates, Queen, Grayburg, San Andres.
Its lease has reported 1.54K barrels of oil and 316 mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Lawrence, C. F. & Assoc. Inc.; the EWA schedule now lists a different operator.
- Based in
- Abilene, TX
- P-5 status
- Delinquent (D)
- P-5 last filed
- Jun 28, 2019
- Phone
- (325) 677-1991
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Vanco Oil & Gas Corp. |
| Production reports | Belvan Corp.through May 1997 |
| Latest permit | Lawrence, C. F. & Assoc. Inc.Nov 12, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 2,450
- total depth, ft
- 2
- permits on file
- Nov 12, 1984
- last permit issued
- Nov 1, 1984
- completed
- 1.54K
- cumulative oil, bbl
- 316
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 1, 1984
- Shut in
- —
- Plugged
- Dec 31, 2001
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 |
|---|---|---|---|---|---|---|
| Todd "Sigma" O-9-11394 | Virlaw (San Andres, Upper) | Vanco Oil & Gas Corp. | 1 | 1.54K | 316 | Jan 1993 – Jul 2026 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Belvan Corp.Jan 1993 → May 1997
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 257930-99 | Drill | Lawrence, C. F. & Assoc. Inc. | Oct 9, 1984 | Nov 12, 1984 | — | 2,402 |
| 238887-99 | Drill | Lawrence, C. F. & Assoc. Inc. | May 14, 1984 | May 16, 1984 | — | 2,450 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-11394 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,508 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 1,046 | 1,462 |
| Queen | 1,510 | 998 |
| Grayburg | 1,720 | 788 |
| San Andres | 2,100 | 408 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,133 | 2,189 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 452 | 11 | 350 S |
| 5.5 | 2,400 | 7.875 | 550 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 2, 1985 | May 23, 1985 | — |
| 00 | Jun 14, 1985 | — | — |
| 00 | Dec 5, 1984 | Oct 9, 1984 | — |
| 00 | Dec 1, 1984 | Sep 27, 1984 | — |
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 42-105-34818 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-105-34818 → 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/10534818, documented in the API reference.