WELL · 42-419-31557 · DISTRICT 6
Timberstar-Blackstone Unit 1-SL #1H
Shelby County · Carthage (Haynesville Shale) field · Producing · Horizontal
Timberstar-Blackstone Unit 1-SL #1H (API 42-419-31557) is a horizontal well in Shelby County operated by Xto Energy Inc., completed August 30, 2010 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 1, 2010, permitted to 13,000 ft.
It was permitted by Southwestern Energy Prod. CO. and has since transferred to Xto Energy Inc. on the wellbore schedule.
Completion filings report 3 formation tops, including Glen Rose, James Lime, Haynesville.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Southwestern Energy Prod. Co.; the EWA schedule now lists a different operator.
Spring, TX · P-5 Y, filed Feb 4, 2026 · 16,156 permits on file · (832) 625-1100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | XTO Energy Inc. |
| Production reports | XTO Energy Inc.through Apr 2026 |
| Latest permit | Southwestern Energy Prod. Co.Mar 1, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,000
- total depth, ft
- 1
- permits on file
- Mar 1, 2010
- last permit issued
- Aug 30, 2010
- completed
- 0
- cumulative oil, bbl
- 10.2M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 30, 2010
- 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 |
|---|---|---|---|---|---|---|
| Timberstar-Blackstone Unit 1-SL G-6-260142 | Carthage (Haynesville Shale) | XTO Energy Inc. | 1 | 0 | 10.2M | Aug 2010 – Jul 2026 |
Gas, mcf lease total
Last 12 months 90,834 · prior 12 114,288(-21%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Southwestern Energy Prod. Co.Aug 2010 → Apr 2011
- 2XTO Energy Inc.May 2011 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 691857-99 | Drill | Southwestern Energy Prod. Co. | Feb 25, 2010 | Mar 1, 2010 | Mar 12, 2010 | 13,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-6-260142 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 274 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Glen RoseLOWER GLENROSE | 5,188 | -4,914 |
| James LimeJAMES | 6,664 | -6,390 |
| Haynesville | 12,434 | -12,160 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,920 | 16,882 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 2,427 | 17.5 | 1,800 S |
| 7.625 | 11,551 | 9.875 | 1,230 S |
| 5.5 | 17,105 | 6.75 | 721 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 | Apr 11, 2012 | Oct 27, 2011 | — |
| 00 | Jul 8, 2011 | Oct 25, 2010 | 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 42-419-31557 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-419-31557 → 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/41931557, documented in the API reference.