# Costa Loma Recent Drilling Activity in California

**TL;DR:** Costa Loma has filed 4 drilling permits in the last 24 months, all in San Mateo County, California targeting the Santa Cruz Basin formation. The operator has no recent spuds (last 90 days), no new producing wells (last 6 months), and zero drilled-uncompleted (DUC) inventory as of August 2026.

## Key Takeaways

- Costa Loma filed 4 drilling permits in the 24-month period ending August 2026, all located in San Mateo County, California
- All 4 permits target the Santa Cruz Basin formation, indicating focused geological targeting
- The operator has zero wells spudded in the last 90 days, suggesting no immediate active drilling
- No new producing wells have come online in the last 6 months, and there is no DUC inventory on file
- The most recent permit activity occurred on May 29, 2026, with three "Unknown Conductor" wells and one "Costa 8" well
- Activity data is refreshed monthly from state regulator filings (TX RRC and OK OCC records)
- Mineral owners with rights operated by Costa Loma may see changes in property value based on new permit activity or producing wells

## Page Highlights

**Recent Activity Overview:** Costa Loma has 4 total activity records on file across California, consisting entirely of recent drilling permits with no spudded wells, new producers, or DUC inventory in the relevant time windows.

**Geographic Focus:** All operator activity is concentrated in San Mateo County, California, with no presence in other counties or states despite references to Texas and Oklahoma data sources.

**Target Formations:** Costa Loma exclusively targets the Santa Cruz Basin formation across all 4 activity records, indicating geological specialization.

**Recent Permits Detail:** Four permits were filed on the same date (May 29, 2026), including three "Unknown Conductor" wells and one named "Costa 8," none showing lateral length data.

**Data Currency:** Information is current as of August 5, 2026, with monthly refresh cycles from state regulatory agencies.

## Dataset Variables

The page tracks the following activity metrics:
- **Recent Permits (24mo):** Count of drilling permits filed in the last 24 months
- **Recent Spuds (90d):** Count of wells spudded (drilling commenced) in the last 90 days
- **New Producers (6mo):** Count of wells achieving first production in the last 6 months
- **DUC Inventory:** Count of drilled-uncompleted wells currently on file
- **Permit Date:** Date each drilling permit was filed
- **API Number:** Unique well identifier
- **County/State:** Geographic location of well activity
- **Formation/Play:** Target geological formation
- **Lateral Length:** Horizontal drilling extent in feet (when applicable)

## Related Topics

- [Costa Loma Operator Profile](https://www.buckheadenergy.com/operators/costa-loma)
- [Costa Loma Drilling Permit History](https://www.buckheadenergy.com/operators/costa-loma/permits)
- [Browse All Operators](https://www.buckheadenergy.com/operators)
- [Sell Mineral Rights](https://www.buckheadenergy.com/sell)

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