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Guapiaçú River
The
Guapiaçú
River
is a
river
of
Rio de Janeiro state
in
southeastern
Brazil
.
It is a
tributary
of the
Macacu River
.
The Guapiaçú River forms part of the
eastern
boundary
of the
Guapi-Guapiaçú Environmental Protection Area
, created in
2004
.
It
rises
in the
Serra do Mar
between
Nova Friburgo
and
Cachoeiras de Macacu
.
In its lower
reaches
it
defines
the boundary between the
municipalities
of
Cachoeiras
de
Macacu to the
east
and
Guapimirim
to
the west
.