WELL · 42-297-35824 · DISTRICT 2
Three Sisters 01 #44H
Live Oak County · Horizontal
Three Sisters 01 #44H (API 42-297-35824) is a permitted horizontal well in Live Oak County filed by Pioneer Natural Res. USA, Inc.; no completion report is on file yet.
The RRC has issued 2 drilling permits (amended once) between 2015 and 2018, permitted to 26,000 ft.
Completion filings report 10 formation tops, including Hockley - Disposal, Jackson, Cook Mountain, Queen City.
Its 2 leases have reported 2.4M barrels of oil and 9.82M mcf of gas since September 2017, last reporting in July 2026. The leases carry 13 wells, so these are lease totals, not this well alone.
Operator of record
Pioneer Natural Res. USA, Inc.
Spring, TX · P-5 Y, filed May 4, 2026 · 15,619 permits on file · (972) 598-8150
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Marathon Oil EF LLCthrough Apr 2026 |
| Latest permit | Pioneer Natural Res. USA, Inc.Sep 30, 2018 |
- 26,000
- total depth, ft
- 3
- permits on file
- Sep 30, 2018
- last permit issued
- —
- completed
- 2.4M
- cumulative oil, bbl
- 9.82M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2017 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
Surface location
28.544446, -98.244817
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Live Oak County.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 2 leases this well is completed on; they carry 13 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Three Sisters 01 O-2-11430 | Sugarkane (Eagle Ford) | Marathon Oil EF LLC | 12 | 2.4M | 9.82M | Sep 2017 – Jul 2026 |
| Three Sisters 01 G-2-286999 | Sugarkane (Eagle Ford) | Pioneer Natural Res. USA, Inc. | 1 | 0 | 0 | Jan 2019 – Sep 2019 |
Oil, barrels lease total
Last 12 months 63,340 · prior 12 104,249(-39%)
Gas, mcf lease total
Last 12 months 390,416 · prior 12 550,109(-29%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pioneer Natural Res. USA, Inc.Oct 2017 → Sep 2019
- 2Ensign Operating LLCOct 2019 → Feb 2023
- 3Marathon Oil EF LLCMar 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 840200-98 | Drill | Pioneer Natural Res. USA, Inc. | Aug 15, 2018 | Sep 30, 2018 | Oct 23, 2018 | 26,000 |
| 840200-99 | Drill | Pioneer Natural Res. USA, Inc. | May 17, 2018 | Jul 24, 2018 | — | 25,000 |
| 812715-99 | Drill | Pioneer Natural Res. USA, Inc. | Dec 15, 2015 | Dec 16, 2015 | — | 25,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-286999 | — | — | — | — |
| — | — O-2-11430 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 246 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Hockley - Disposal | 560 | -314 |
| JacksonJACKSON-YEGUA - DISPOSAL | 1,261 | -1,015 |
| JacksonJACKSON-YEGUA - DISPOSAL | 1,262 | -1,016 |
| Cook Mountain | 2,639 | -2,393 |
| Cook Mountain | 2,640 | -2,394 |
| Queen City | 3,549 | -3,303 |
| Queen City | 3,550 | -3,304 |
| Wilcox | 5,136 | -4,890 |
| Wilcox | 5,137 | -4,891 |
| Austin Chalk | 12,428 | -12,182 |
| Austin Chalk | 12,429 | -12,183 |
| Eagle FordEAGLE FORD - H2S | 12,559 | -12,313 |
| Eagle FordEAGLE FORD - H2S | 12,560 | -12,314 |
| EdwardsEDWARDS - H2S | — | — |
| FrioFRIO - DISPOSAL | — | — |
| SligoSLIGO - H2S | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,935 | 22,335 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 6,447 | 12.25 | 2,079 S |
| 5.5 | 22,500 | 8.75 | 4,814 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 | May 15, 2020 | Feb 25, 2020 | — |
| 00 | Aug 27, 2019 | May 9, 2019 | 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 42-297-35824 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-297-35824 → 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.
Three Sisters 0142-297-35785
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Hockley - Disposal | 548 | -301 |
| Jackson | 1,263 | -1,016 |
| Cook Mountain | 2,654 | -2,407 |
| Queen City | 3,588 | -3,341 |
| Wilcox | 5,107 | -4,860 |
| Austin Chalk | 12,397 | -12,150 |
| Eagle Ford | 12,568 | -12,321 |
| Frio | — |
10 TOPS · FIRST 8
Three Sisters 0142-297-35934
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Hockley - Disposal | 559 | -314 |
| Jackson | 1,260 | -1,015 |
| Cook Mountain | 2,619 | -2,374 |
| Queen City | 3,559 | -3,314 |
| Wilcox | 5,108 | -4,863 |
| Austin Chalk | 12,428 | -12,183 |
| Eagle Ford | 12,550 | -12,305 |
| Frio | — |
10 TOPS · FIRST 8
Three Sisters 0142-297-36122
0.4 KM · Ensign Operating LLC · Section with this well →
| Wilcox | 4,951 | -4,687 |
| Austin Chalk | 12,563 | -12,299 |
| Eagle Ford | 12,596 | -12,332 |
| Frio | — | |
| Hockley - Disposal | — | |
| Jackson | — | |
| Queen City | — | |
| Sligo | — |
10 TOPS · FIRST 8
Three Sisters 0142-297-36123
0.4 KM · Ensign Operating LLC · Section with this well →
| Wilcox | 4,951 | -4,687 |
| Austin Chalk | 12,568 | -12,304 |
| Eagle Ford | 12,598 | -12,334 |
| Cook Mountain | — | |
| Edwards | — | |
| Frio | — | |
| Hockley - Disposal | — | |
| Jackson | — |
10 TOPS · FIRST 8
Three Sisters 0142-297-36124
0.4 KM · Ensign Operating LLC · Section with this well →
| Wilcox | 4,951 | -4,686 |
| Austin Chalk | 12,567 | -12,302 |
| Eagle Ford | 12,593 | -12,328 |
| Edwards | — | |
| Frio | — | |
| Hockley - Disposal | — | |
| Queen City | — | |
| Sligo | — |
10 TOPS · FIRST 8
Three Sisters 0142-297-36279
0.8 KM · Ensign Operating LLC · Section with this well →
| Queen City | 4,839 | -4,639 |
| Wilcox | 5,239 | -5,039 |
| Austin Chalk | 12,675 | -12,475 |
| Eagle Ford | 12,716 | -12,516 |
| Jackson | — | |
| Hockley - Disposal | — | |
| Frio | — | |
| Edwards | — |
10 TOPS · FIRST 8
Three Sisters 0142-297-36278
0.8 KM · Ensign Operating LLC · Section with this well →
| Queen City | 4,839 | -4,640 |
| Wilcox | 5,239 | -5,040 |
| Austin Chalk | 12,672 | -12,473 |
| Eagle Ford | 12,704 | -12,505 |
| Hockley - Disposal | — | |
| Sligo | — | |
| Jackson | — | |
| Cook Mountain | — |
10 TOPS · FIRST 8
Three Sisters 0142-297-36277
0.8 KM · Ensign Operating LLC · Section with this well →
| Queen City | 4,839 | -4,640 |
| Wilcox | 5,239 | -5,040 |
| Austin Chalk | 12,663 | -12,464 |
| Eagle Ford | 12,697 | -12,498 |
| Jackson | — | |
| Hockley - Disposal | — | |
| Sligo | — | |
| Cook Mountain | — |
10 TOPS · FIRST 8
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/29735824, documented in the API reference.