WELL · 42-287-31959 · DISTRICT 3
Giddings Buffalo Unit #1 #1
Lee County · Giddings (Austin Chalk-3) field · Producing · Vertical
Giddings Buffalo Unit #1 #1 (API 42-287-31959) is a well in Lee County operated by Magnolia Oil & Gas Operating LLC, completed September 30, 1992 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits between 1986 and 1992, permitted to 8,600 ft.
It was permitted by Oasis Operating, Inc. and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Austin Chalk, Eagle Ford, Buda.
Its lease has reported 18.4K barrels of oil and 318K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Magnolia Oil & Gas Operating LLC
Permitted by Oasis Operating, 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 | Magnolia Oil & Gas Operating LLCthrough Oct 2025 |
| Latest permit | Oasis Operating, Inc.Jul 29, 1992 |
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
- 2
- permits on file
- Jul 29, 1992
- last permit issued
- Sep 30, 1992
- completed
- 18.4K
- cumulative oil, bbl
- 318K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 30, 1992
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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 |
|---|---|---|---|---|---|---|
| Giddings Buffalo Unit #1 O-3-19433 | Giddings (Austin Chalk-3) | Magnolia Oil & Gas Operating LLC | 1 | 18.4K | 318K | Jan 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 0 · prior 12 750(-100%)
Oil, barrels lease total
Last 12 months 6 · prior 12 18(-67%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Oasis Operating, Inc.Jan 1993 → Dec 1993
- 2Union Pacific Resources CompanyFeb 1994 → Jan 2001
- 3Rme Petroleum CompanyFeb 2001 → Nov 2002
- 4Anadarko E&P Company LPDec 2002 → Aug 2007
- 5Enervest Operating, L.L.C.Sep 2007 → Jul 2018
- 6Magnolia Oil & Gas Operating LLCAug 2018 → Oct 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 401431-99 | Recompletion | Oasis Operating, Inc. | Jul 20, 1992 | Jul 29, 1992 | Aug 20, 1992 | 8,049 |
| 305384-99 | Drill | Oasis Resources, Inc. | Aug 19, 1986 | Aug 19, 1986 | — | 8,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-19433 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 459 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 7,157 | -6,698 |
| Eagle FordEAGLEFORD | 7,882 | -7,423 |
| Buda | 7,969 | -7,510 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,427 | 7,586 | Perforated |
| 7,774 | 7,862 | Perforated |
| 8,000 | 8,065 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 3,468 | 12.25 | 801 S |
| 5.5 | 8,069 | 7.875 | 270 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 | Nov 17, 1992 | Oct 19, 1992 | Yes |
| 00 | Nov 1, 1988 | Sep 30, 1988 | — |
| 00 | Dec 8, 1986 | Oct 16, 1986 | Yes |
| 00 | Dec 4, 1986 | — | — |
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 42-287-31959 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-287-31959 → 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/28731959, documented in the API reference.