WELL · 42-435-33471 · DISTRICT 7
McDermott #1
Sutton County · Branch North (Adams Branch) field · Producing · Vertical
Mcdermott #1 (API 42-435-33471) is a well in Sutton County operated by Grace Petroleum Operating LLC, completed June 27, 1990 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued May 24, 1989, permitted to 4,900 ft.
It was permitted by Pantera Energy Company and has since transferred to Grace Petroleum Operating LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Adams Branch, Canyon.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Pantera Energy Company; the EWA schedule now lists a different operator.
- Based in
- Llano, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 4, 2024
- Permits on file
- 1
- Phone
- (432) 349-1930
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Grace Petroleum Operating LLC |
| Production reports | Grace Petroleum Operating, LLCthrough Sep 2025 |
| Latest permit | Pantera Energy CompanyMay 24, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,900
- total depth, ft
- 1
- permits on file
- May 24, 1989
- last permit issued
- Jun 27, 1990
- completed
- 0
- cumulative oil, bbl
- 123K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 27, 1990
- 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 |
|---|---|---|---|---|---|---|
| McDermott G-9-135164 | Branch, North (Adams Branch) | Grace Petroleum Operating, LLC | 1 | 0 | 123K | Jan 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 312 · prior 12 10(+3020%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pantera Energy CompanyJan 1993 → Jun 1994
- 2Lavanco Energy, Inc.Jan 1997 → Oct 2004
- 3Pioneer Gas Pipeline, Inc.Jan 2005 → May 2017
- 4Grace Petroleum Operating, LLCMay 2021 → Sep 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 359553-99 | Drill | Pantera Energy Company | May 22, 1989 | May 24, 1989 | — | 4,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-9-135164 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,364 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Adams Branch | 3,962 | -1,598 |
| CanyonCANYON SAND | 4,733 | -2,369 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,964 | 3,974 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 621 | 12.25 | 320 S |
| 4.5 | 4,899 | 7.875 | 630 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 | Oct 31, 1990 | Jul 9, 1990 | Yes |
| 00 | Aug 9, 1990 | — | — |
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 42-435-33471 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-435-33471 → 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/43533471, documented in the API reference.