Photograph of Colorado Mountain Range
BLM
U.S. DEPARTMENT OF THE INTERIOR
BUREAU OF LAND MANAGEMENT
Mesa Autumn Wild Horses Oil Rig Boaters Photograph of Ruin
Colorado
BLM>Colorado>Field Offices>Royal Gorge Field Office>Minerals>Locatable>Placer Mining>Standard Guidance
Print Page

Standard Guidance (simplified!)

All Placer Activities:

    • Protect streamside vegetation.
    • Use existing roads and don't drive right up to the next of the river.
    • Fill in your holes when you are done.
    • Clean up your trash when you leave.
    • Don't run muddy water right back into the river
    • Don't fill gas tanks next to the water.
    • Keep your work area neat and in order.
    • Don't collect or disturb historic or archaeological resources.
    • Don't camp for more than 14 days in any 45 day period
    • At a minimum carry a portable toilet and fire pan.
 Notice level operations:
    • No notice level operations are authorized to help protect brown trout during the fish spawning period (October 1 to March 31).
    • Operations shall not take place within 200 feet of a public water supply intake, fish hatchery intake, irrigation diversion structure, bridge support, developed recreational sites, or boat ramp.
High Banking
    • A settling pond or area that prevents direct return of processed water to the river or stream is required for all high banking activities.
    • Disturbance or undercutting of trees is not authorized.
 Suction Dredging
    • Materials too large in size to be moved by hand or hand held implements shall remain undisturbed.
    • Anchorage systems for suction dredging operations shall not span the stream or interfere with the passage of watercraft.
    • Gasoline engines must be filled in a manner that prevents spills into the river and fuel stored at least 100 feet from the river.
 Small Combo
    • Activity restricted to wet sand at the shoreline, below high water mark.
    • All notice level, high-banking, and suction dredging stipulations apply.