WELL · 42-477-31136 · DISTRICT 3
Grand Canyon A #1H
Washington County · Giddings (Austin Chalk-3) field · Producing · Horizontal
Grand Canyon A #1H (API 42-477-31136) is a horizontal well in Washington County operated by Magnolia Oil & Gas Operating LLC, completed October 15, 2020 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued April 3, 2020, permitted to 14,500 ft.
Completion filings report 5 formation tops, including Wilcox, Navarro, Pecan Gap, Austin Chalk.
Its lease has reported 400K barrels of oil and 1.99M mcf of gas since October 2020, last reporting in July 2026.
Operator of record
Magnolia Oil & Gas Operating LLC
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 Apr 2026 |
| Latest permit | Magnolia Oil & Gas Operating LLCApr 3, 2020 |
- 14,500
- total depth, ft
- 1
- permits on file
- Apr 3, 2020
- last permit issued
- Oct 15, 2020
- completed
- 400K
- cumulative oil, bbl
- 1.99M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2020 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 15, 2020
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
30.229541, -96.673908
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Washington County.
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 |
|---|---|---|---|---|---|---|
| Grand Canyon A O-3-27917 | Giddings (Austin Chalk-3) | Magnolia Oil & Gas Operating LLC | 1 | 400K | 1.99M | Oct 2020 – Jul 2026 |
Gas, mcf lease total
Last 12 months 133,966 · prior 12 188,000(-29%)
Oil, barrels lease total
Last 12 months 16,588 · prior 12 26,928(-38%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Magnolia Oil & Gas Operating LLCOct 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 863082-99 | Drill | Magnolia Oil & Gas Operating LLC | Mar 26, 2020 | Apr 3, 2020 | Apr 28, 2020 | 14,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-27917 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,041 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxWILCOX - DISPOSAL | 4,834 | -1,793 |
| Navarro | 7,782 | -4,741 |
| Pecan Gap | 9,291 | -6,250 |
| Austin Chalk | 10,123 | -7,082 |
| CaprockCAPROCK - DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,846 | 17,727 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,997 | 13.5 | 965 S |
| 5.5 | 9,456 | 6.75 | 8,410 S |
| 7.625 | 10,316 | 9.625 | 1,135 S |
| 7.625 | 10,316 | 9.875 | 1,135 S |
| 5 | 17,870 | 6.214 | 8,410 S |
| 5 | 17,870 | 6.75 | 8,410 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 | Jul 29, 2026 | Jun 20, 2026 | Yes |
| 00 | Sep 29, 2021 | Jul 15, 2021 | Yes |
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 42-477-31136 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-477-31136 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Levi Goodrich Unit 242-477-31135
0.0 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 4,847 | -4,542 |
| Navarro | 7,842 | -7,537 |
| Pecan Gap | 9,325 | -9,020 |
| Austin Chalk | 10,153 | -9,848 |
| Caprock | — |
Levi Goodrich Unit 242-477-31134
0.0 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 4,838 | -4,533 |
| Navarro | 7,842 | -7,537 |
| Pecan Gap | 9,332 | -9,027 |
| Austin Chalk | 10,146 | -9,841 |
| Caprock | — |
Tusk Seven42-477-31312
1.2 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 3,261 | 70 |
| Midway | 7,134 | -3,803 |
| Navarro | 8,110 | -4,779 |
| Taylor | 8,581 | -5,250 |
| Pecan Gap | 9,564 | -6,233 |
| Austin Chalk | 10,420 | -7,089 |
| Caprock | — |
Tusk Five42-477-31311
1.2 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 3,307 | -2,976 |
| Midway | 7,161 | -6,830 |
| Navarro | 8,170 | -7,839 |
| Taylor | 8,570 | -8,239 |
| Pecan Gap | 9,552 | -9,221 |
| Austin Chalk | 10,377 | -10,046 |
| Caprock | — |
Tusk Three42-477-31310
1.2 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 3,296 | -2,965 |
| Midway | 7,104 | -6,773 |
| Navarro | 8,116 | -7,785 |
| Taylor | 8,533 | -8,202 |
| Pecan Gap | 9,509 | -9,178 |
| Austin Chalk | 10,301 | -9,970 |
| Caprock | — |
Tusk One42-477-31309
1.2 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 3,237 | -2,906 |
| Midway | 7,071 | -6,740 |
| Navarro | 8,107 | -7,776 |
| Taylor | 8,508 | -8,177 |
| Pecan Gap | 9,488 | -9,157 |
| Austin Chalk | 10,286 | -9,955 |
| Caprock | — |
Wild Band42-477-31313
1.2 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 3,240 | -2,909 |
| Midway | 7,100 | -6,769 |
| Navarro | 8,026 | -7,695 |
| Taylor | 8,537 | -8,206 |
| Pecan Gap | 9,527 | -9,196 |
| Austin Chalk | 10,336 | -10,005 |
| Caprock | — |
Razorback Two42-477-31283
1.2 KM · Magnolia Oil & Gas Operating LLC · Section with this well →
| Wilcox | 3,304 | -2,964 |
| Midway | 6,996 | -6,656 |
| Nevarro | 8,031 | -7,691 |
| Tyler | 8,554 | -8,214 |
| Pecan Gap | 9,519 | -9,179 |
| Austin Chalk | 10,356 | -10,016 |
| Caprock | — | |
| Wilcox | — |
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/47731136, documented in the API reference.