WELL · 42-489-31279 · DISTRICT 4
Yturria RR #27RR
Willacy County · LA Sara (6250) field · Vertical
Yturria RR #27RR (API 42-489-31279) is a plugged well in Willacy County, plugged May 30, 2025, last operated by MK Operating Company LLC.
The RRC has issued one drilling permit (amended once), issued August 4, 2014, permitted to 6,400 ft.
It was permitted by La Sara Operating Company, LLC and has since transferred to MK Operating Company LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Catahoula, Miocene (undifferentiated).
Operator of record
Permitted by LA Sara Operating Company, LLC; the EWA schedule now lists a different operator.
Cedar Park, TX · P-5 Y, filed Sep 4, 2025 · 5 permits on file · (512) 568-0046
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | MK Operating Company LLC |
| Production reports | none |
| Latest permit | LA Sara Operating Company, LLCAug 4, 2014 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,400
- total depth, ft
- 2
- permits on file
- Aug 4, 2014
- last permit issued
- Oct 3, 2014
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2014 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 3, 2014
- Shut in
- —
- Plugged
- May 30, 2025
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 |
|---|---|---|---|---|---|---|
| Yturria RR O-4-13983 | LA Sara (6250) | MK Operating Company LLC | 1 | 0 | 0 | Oct 2014 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 790800-98 | Drill | LA Sara Operating Company, LLC | Sep 11, 2014 | Aug 4, 2014 | Sep 24, 2014 | 6,400 |
| 790800-99 | Drill | Risco la Sara Operations, LLC | Jul 1, 2014 | Aug 4, 2014 | — | 6,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-4-13983 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 36 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CatahoulaCATAHOULA-ANAHUAC - H2S | — | — |
| CatahoulaCATAHOULA-FRIO - INJECTION/DISPO | — | — |
| Miocene (undifferentiated)MIOCENE-LAGARTO-OAKVILLE - INJEC | — | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,023 | 12.25 | 395 S |
| 5.5 | 5,510 | 8.75 | 990 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 19, 2016 | Dec 8, 2015 | 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 42-489-31279 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-489-31279 → 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/48931279, documented in the API reference.