What is Upper Silvis Lake Dam in Ketchikan Gateway, AK?
Upper Silvis Lake Dam is a Dam located in Ketchikan Gateway County, AK
Dam
USGS Feature Class
#1417178
USGS Feature Id
823.28feet
Elevation above sea level
251meters
Elevation above sea level
Where is Upper Silvis Lake Dam located?
Ketchikan GatewayCounty
Upper Silvis Lake Dam is located in Ketchikan Gateway County, AK
55.38167, -131.5167
latitude / longitude
GPS coordinates for Upper Silvis Lake Dam
Ketchikan B-5
USGS Map Name
Map of Upper Silvis Lake Dam in Ketchikan Gateway, Alaska
