WELL · 42-127-37344 · DISTRICT 1
Lasseter & Eppright Unit K #11
Dimmit County · Briscoe Ranch (Eagleford) field · Producing · Horizontal
Lasseter & Eppright Unit K #11 (API 42-127-37344) is a horizontal well in Dimmit County operated by Rosetta Resources Operating LP, completed May 1, 2017 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued October 27, 2016, permitted to 7,446 ft.
Completion filings report 9 formation tops, including Olmos, Austin Chalk, Eagle Ford, Edwards.
Its lease has reported 501K barrels of oil and 2.08M mcf of gas since April 2017, last reporting in July 2026. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Rosetta Resources Operating LP
- Based in
- San Antonio, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 1, 2025
- Permits on file
- 1,218
- Phone
- (210) 384-3200
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rosetta Resources Operating LP |
| Production reports | Rosetta Resources Operating LPthrough Apr 2026 |
| Latest permit | Rosetta Resources Operating LPOct 27, 2016 |
- 7,446
- total depth, ft
- 1
- permits on file
- Oct 27, 2016
- last permit issued
- May 1, 2017
- completed
- 501K
- cumulative oil, bbl
- 2.08M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2017 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- May 1, 2017
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (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 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Lasseter & Eppright Unit K O-1-19008 | Briscoe Ranch (Eagleford) | Rosetta Resources Operating LP | 4 | 501K | 2.08M | Apr 2017 – Jul 2026 |
Oil, barrels lease total
Last 12 months 16,205 · prior 12 18,355(-12%)
Gas, mcf lease total
Last 12 months 61,343 · prior 12 86,046(-29%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Rosetta Resources Operating LPApr 2017 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 819583-99 | Drill | Rosetta Resources Operating LP | Oct 19, 2016 | Oct 27, 2016 | Nov 13, 2016 | 8,999 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-19008 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 554 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| OlmosOLMOS - DISPOSAL | 4,664 | -4,110 |
| Austin ChalkAUSTIN CHALK - H2S | 6,929 | -6,375 |
| Eagle FordEAGLE FORD - H2S | 7,454 | -6,900 |
| EdwardsEDWARDS - H2S | — | — |
| EscondidoESCONDIDO - DISPOSAL | — | — |
| GeorgetownGEORGETOWN - H2S | — | — |
| Glen RoseGLEN ROSE - DISPOSAL | — | — |
| Pearsall | — | — |
| San MiguelSAN MIGUEL - H2S | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,957 | 12,349 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,871 | 12.25 | 703 S |
| 5.5 | 12,445 | 8.75 | 2,511 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 18, 2017 | Jun 6, 2017 | 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 42-127-37344 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-127-37344 → 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/12737344, documented in the API reference.