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Hańcza
Hańcza
is a
lake
in
Suwałki Region
,
Podlaskie Voivodeship
,
Poland
. It is
311
.4
ha
large, 4.
5 km
long and 1.2
km
wide
. It is the
deepest lake
in Poland with
maximum
depth
of
108
.5 m.