WELL · 42-255-35493 · DISTRICT 2
Margaret Ann #102H
Karnes County · Sugarkane (Austin Chalk) field · Producing · Horizontal
Margaret Ann #102H (API 42-255-35493) is a horizontal well in Karnes County operated by Magnolia Oil & Gas Operating LLC, completed October 17, 2017 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued May 30, 2017, permitted to 12,500 ft.
It was permitted by Gulftex Energy IV, LP and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Frio, Carrizo, Reklaw, Yegua.
Its lease has reported 2.19M barrels of oil and 6.64M mcf of gas since October 2017, last reporting in July 2026. The lease carries 8 wells, so these are lease totals, not this well alone.
Operator of record
Magnolia Oil & Gas Operating LLC
Permitted by Gulftex Energy IV, LP; 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 | Gulftex Energy IV, LPMay 30, 2017 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,500
- total depth, ft
- 1
- permits on file
- May 30, 2017
- last permit issued
- Oct 17, 2017
- completed
- 2.19M
- cumulative oil, bbl
- 6.64M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2017 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 17, 2017
- 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; they carry 8 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Margaret Ann O-2-11451 | Sugarkane (Austin Chalk) | Magnolia Oil & Gas Operating LLC | 8 | 2.19M | 6.64M | Oct 2017 – Jul 2026 |
Oil, barrels lease total
Last 12 months 67,489 · prior 12 94,345(-28%)
Gas, mcf lease total
Last 12 months 374,742 · prior 12 433,751(-14%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Gulftex Energy IV, LPOct 2017 → Feb 2018
- 2Enervest Operating, L.L.C.Mar 2018 → Jul 2018
- 3Magnolia Oil & Gas Operating LLCAug 2018 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 826833-99 | Drill | Gulftex Energy IV, LP | May 17, 2017 | May 30, 2017 | Jul 9, 2017 | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-2-11451 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 312 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| FrioFRIO - DISPOSAL | 3,200 | -2,888 |
| Carrizo | 4,300 | -3,988 |
| Reklaw | 4,700 | -4,388 |
| YeguaYEGUA - DISPOSAL | 4,750 | -4,438 |
| WilcoxWILCOX - DISPOSAL | 5,430 | -5,118 |
| Queen City | 6,890 | -6,578 |
| Austin ChalkAUSTIN CHALK - H2S | 10,499 | -10,187 |
| Eagle FordEAGLE FORD - H2S | — | — |
| EdwardsEDWARDS - H2S | — | — |
| SligoSLIGO - H2S | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,650 | 14,648 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 718 | 17.5 | 580 S |
| 9.625 | 5,009 | 12.25 | 920 S |
| 5.5 | 14,745 | 8.5 | 2,260 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 | Jun 28, 2018 | Feb 27, 2018 | 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 42-255-35493 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-255-35493 → 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/25535493, documented in the API reference.