Rio Grande County, Colorado Trends Overview
January 2021 vs. January 2020
Trends across 81 Rio Grande County, Colorado mining claim records on public land managed by the Bureau of Land Management from 2021 to 1978. Between January 2020 and January 2021, active mining claims have increased by 1—from 0 to 1 claims.
Annual Rio Grande County, Colorado Mining Claim Trends
Annual breakdown of Rio Grande County, Colorado mining claim records between 2021 and 1978.
Rio Grande County, Colorado Annual Trends
From 2021 to 1978
Monthly Rio Grande County, Colorado Mining Claim Trends
Monthly breakdown of Rio Grande County, Colorado mining claim records between January 2021 and January 2016.
Rio Grande County, Colorado Monthly Trends
From January 2021 to January 2016
Mining Claim News From The Diggings™
Learn more about the Bureau of Land Management, Public Land Survey System, and mining claims.
Understanding Claim Ownership
We receive lots of emails from people who find their name or a relative’s name on our site and want to know if this means they have some right to the land listed under that name.
Understanding BLM Administrative Areas
Whether it is filing a mine or researching one, the administering BLM office is going to be the definitive source.
Understanding Location Data
Mine handled by the Bureau of Land Management are not mapped by latitude and longitude, instead, these mines harken back to the Public Land Survey System.
A “township” can refer to two different things. Both are part of the PLSS measurement system but have different uses.
Join our mailing list to get alerts for mine listing updates, new features, and special opportunities.