Small Dam Site AUSD_106
Au Sable River Watershed, Beaver Creek
Tributary to South Branch Au Sable River
Crawford County
Information collected by:
GPS Coordinates: 44.52590003
, -84.69437749
T25N
R03W
Sec 29
Access Road: Grayling Rd
Private Ownership
0 Upstream Miles Reconnected
Ranking: 2
Site Location
Aerial
Land Use Information
Upstream-Forest
Upstream-Wetland
Upstream-Residential
Downstream-Forest
Downstream-Wetland
Impoundment or Dam Use Information
Recreation
Wildlife Pond
Impoundment/Dam Other:
Beaver
Structural Information
Barrier Type
Dam Wall (no overflow)
Debris Jam
Beaver Dam
Construction Materials
Other Site Features
Upstream Conditions
Widening
Deepening
Wetland Flooding
Is there evidence of erosion?
Upstream
At Structure
Downstream
Can bankfull width upstream of Impoundment be determined? no
Direct Stream Measurements
Stream
Widest Impoundment Width (ft): 150
Impoundment Length (ft): 235
Area of Impoundment (sf): tons of islands
Width After Plunge Pool (ft): 3
Spillway
Structure Characteristics
Height of Head (ft): 1
Freeboard Available (ft): 0.5
Other Pertinent Information
Physical Condition Ranking: 2
Reason/Justification: Beaver and timber
Dominant substrates UPSTREAM: muck
Dominant substrates DOWNSTREAM: sand
Dam has ability to regulate water level? no
Is the dam being actively managed? yes
Is another dam or road crossing visible up or down stream? no
Are there any invasive species easily identified? no
This page last updated on 7/6/2022.