WELL · 42-477-31000 · DISTRICT 3
Sprankle #1
Washington County · Giddings (Austin Chalk-3) field · Horizontal
Sprankle #1 (API 42-477-31000) is a horizontal well in Washington County operated by Magnolia Oil & Gas Operating LLC, completed October 29, 2013.
The RRC has issued one drilling permit, issued May 23, 2013, permitted to 12,000 ft.
It was permitted by Wcs Oil & Gas Corporation and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Pecan Gap, Austin Chalk.
Its lease has reported 164K barrels of oil and 951K mcf of gas since October 2013, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Magnolia Oil & Gas Operating LLC
Permitted by WCS Oil & Gas Corporation; 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 Apr 2026 |
| Latest permit | WCS Oil & Gas CorporationMay 23, 2013 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,000
- total depth, ft
- 1
- permits on file
- May 23, 2013
- last permit issued
- Oct 29, 2013
- completed
- 164K
- cumulative oil, bbl
- 951K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2013 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 29, 2013
- Shut in
- —
- Plugged
- —
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Sprankle O-3-26590 | Giddings (Austin Chalk-3) | Magnolia Oil & Gas Operating LLC | 2 | 164K | 951K | Oct 2013 – Jul 2026 |
Gas, mcf lease total
Last 12 months 14,651 · prior 12 16,439(-11%)
Oil, barrels lease total
Last 12 months 1,992 · prior 12 2,226(-11%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Enervest Operating, L.L.C.Oct 2013 → Jul 2018
- 2Magnolia Oil & Gas Operating LLCAug 2018 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 762672-99 | Drill | WCS Oil & Gas Corporation | May 14, 2013 | May 23, 2013 | Jun 22, 2013 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-26590 | — | — | — | — |
| — | — O-3-26590 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 404 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Pecan Gap | 10,034 | -9,630 |
| Austin ChalkAUSTIN CHALK | 10,376 | -9,972 |
| Austin Chalk | 10,376 | -9,972 |
| Austin ChalkAUSTIN CHALK "F" | 10,498 | -10,094 |
| Austin ChalkAUSTIN CHALK F | 10,498 | -10,094 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,394 | 16,421 | Perforated |
| 10,394 | 16,421 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,025 | 12.25 | 1,050 S |
| 7 | 10,396 | 8.75 | 130 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 15, 2020 | Sep 9, 2020 | Yes |
| 00 | Mar 13, 2015 | Dec 11, 2013 | 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 42-477-31000 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-477-31000 → 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/47731000, documented in the API reference.