O.S.A. Lake
Surface area
696 ac282 ha
Max depth
130 ft39.7 m
Mean depth
39 ft12 m
Water type
Cold-water
Mgmt zone
FMZ 10
Shoreline
12 mi20 km
Depth map
Available
O.S.A. Lake is the 272nd-largest of 5,104 named lakes in Algoma Country, with 12 miles of charted shoreline and 27 islands. Its 130 ft maximum depth is greater than 93% of depth-surveyed lakes in the region.
Fish species
From MNRF aquatic resource surveys.
Also present: Cisco
Lodges & operators0
No operators recorded on this lake yet. Know one? It may be listed under a nearby community — browse the map.
Similar water
Same region, overlapping species, comparable size.
- McGiverin Lake2 shared species · 678 ac
- Achigan Lake2 shared species · 717 ac
- Halfway Lake2 shared species · 674 ac
- Lonely Lake2 shared species · 726 ac
- Savage Lake2 shared species · 732 ac
Nearby lakes
- Teardrop Lake0.9 mi · species data
- George Lake1.9 mi · species data
- Little Sheguiandah Lake1.9 mi · species data
- A.Y. Jackson Lake2.1 mi · species data
- Threenarrows Lake2.8 mi · species data
- Lumsden Lake2.5 mi · species data