Black River - Alverno Above Dam Boat Launch
| Parent Feature: | Black River |
| Ramp Type: | Hard surface, medium watercraft |
| Avg Air Temp: | (March) 16 F° → 37 F° ![]() |
| Attributes: | |
| Parent Feature: | Black River |
| Ramp Type: | Hard surface, medium watercraft |
| Avg Air Temp: | (March) 16 F° → 37 F° ![]() |
| Attributes: | |