WELL · 42-041-31654 · DISTRICT 3
Waldorf-Pool #1
Brazos County · Clay NE (Austin Chalk 11350) field · Horizontal · Sidetrack
Waldorf-Pool #1 (API 42-041-31654) is a plugged horizontal well in Brazos County, plugged April 6, 2021, last operated by Magnolia Oil & Gas Operating LLC.
The RRC has issued 3 drilling permits (amended 3 times) between 1992 and 2001, permitted to 15,500 ft.
It was permitted by Emerald Operating Company, Inc. and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Austin Chalk, Eagle Ford.
Operator of record
Magnolia Oil & Gas Operating LLC
Permitted by Emerald Operating Company, Inc.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Mar 4, 2026 · 615 permits on file · (713) 345-6206
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Magnolia Oil & Gas Operating LLC |
| Production reports | Enervest Operating, L.L.C.through Jan 2010 |
| Latest permit | Emerald Operating Company, Inc.Feb 20, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 15,500
- total depth, ft
- 6
- permits on file
- Feb 20, 2001
- last permit issued
- Mar 17, 2001
- completed
- 0
- cumulative oil, bbl
- 1.09M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2021
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 17, 2001
- Shut in
- —
- Plugged
- Apr 6, 2021
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 |
|---|---|---|---|---|---|---|
| Waldorf-Pool G-3-143409 | Clay, NE (Austin Chalk 11350) | Magnolia Oil & Gas Operating LLC | 1 | 0 | 1.09M | Jan 1993 – Apr 2021 |
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.
- 1Dale Operating CompanyJan 1993 → Jul 1994
- 2Snyder Oil CorporationAug 1994 → Dec 1996
- 3Rosewood Resources, Inc.Jan 1997 → Oct 1999
- 4Emerald Operating Company, Inc.Nov 1999 → Aug 2008
- 5Enervest Operating, L.L.C.Sep 2008 → Jan 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 505484-98 | Recompletion · sidetrack | Emerald Operating Company, Inc. | Aug 6, 2001 | Feb 20, 2001 | Feb 22, 2001 | 11,500 |
| 505484-99 | Recompletion · sidetrack | Emerald Operating Company, Inc. | Feb 20, 2001 | Feb 20, 2001 | — | 11,500 |
| 435191-99 | Recompletion · sidetrack | Snyder Oil Corporation | Apr 25, 1995 | Apr 27, 1995 | Apr 25, 1995 | 15,500 |
| 401002-97 | Drill | Dale Operating Company | Dec 14, 1992 | Jul 8, 1992 | — | 11,100 |
| 401002-98 | Drill | Dale Operating Company | Sep 4, 1992 | Jul 8, 1992 | Jul 16, 1992 | 10,700 |
| 401002-99 | Drill | Dale Operating Company | Jul 8, 1992 | Jul 8, 1992 | — | 10,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-143409 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 274 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 10,524 | -10,250 |
| Austin Chalk | 10,535 | -10,261 |
| Eagle FordEAGLEFORD | 10,924 | -10,650 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,543 | 10,545 | Perforated |
| 10,545 | 13,460 | Perforated |
| 10,637 | 13,817 | Perforated |
| 11,048 | 13,460 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,320 | 12.25 | 900 S |
| 5.5 | 10,535 | 8.75 | 350 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 9, 2001 | Jun 21, 2001 | Yes |
| 00 | Dec 8, 1995 | Sep 11, 1995 | — |
| 00 | Jan 21, 1993 | Sep 21, 1992 | Yes |
| 00 | Jan 8, 1993 | — | — |
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 42-041-31654 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-041-31654 → 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/04131654, documented in the API reference.