BLM claimant of record

CALPORTLAND CO

Active unpatented mining claims held on US federal land, from BLM's public Mineral & Land Records System. Earliest active claim located 1966-02-08.

Active claims
593
Acres
18,028
States
4
Latest filing
2016-11-30

Claims by state

StateActive claims
NV339
CA119
NM69
AZ66

Claim types

Mill Site583
Lode10

Annual maintenance estimate

At ~$200/claim, this portfolio's BLM maintenance runs an estimated $118,600 for lode claims, mill sites, and tunnel sites at the current published rate. Placer claims can be assessed per 20 acres or portion. BLM is authoritative for current amounts, eligibility, and deadlines: confirm the fee schedule.

All top claimants → Live claims map → Fee deadline guide → Monitor claim changes →

Source: BLM MLRS public records, as of 2026-08-20. Counts reflect claims where this exact claimant name appears of record; related entities filing under other names are listed separately. Corrections: hello@orefront.io