Environmental Assessment
Volume E-1
Tailings Facility
Alternatives Considered
Ambatovy Project
2
January 2006
Table 1-1
Evaluation of Alternative Tailings Facility Locations
Site
Location
Capacity
Efficiency
Land Use
Conditions
Access and
Elevation
Risks
Brickaville
TA-1
west of Brickaville and
south of Anivorano near
PS-1
inadequate
low - valley type
small-scale agriculture
and fish farming
expected to be relatively
impermeable and
competent
reasonable access
along existing road
up to elev. 100 m
village of Anivorano
and Rianila River
TA-2
west of Brickaville and
PS-2
barely
sufficient
low - valley type
large-scale agriculture
at least 100 ha and
villages
expected to be relatively
impermeable and
competent
good access along
existing roads to
elev. 50 m
village to north and
Rianila River
TA-3
east of Brickaville and
west of PS-3
sufficient
low - valley type
limited small-scale
agriculture around
valley, and railway
pervious alluvium in
valley base requiring
basin liner
reasonable access
along existing road
to elev. 40 m
villages along
coastal area and
Pangalanes Canal
TA-4
southwest of Brickaville barely
sufficient
poor - sidehill
type
large-scale agriculture
and abundant villages
potentially pervious
alluvium requiring basin
liner
reasonable access
along existing
roads to elev.
40 m
villages, agricultural
areas and Rianila
River
TA-5
south of Brickaville
barely
sufficient
poor - sidehill
type
large-scale agriculture
and abundant villages
potentially pervious
alluvium requiring basin
liner
reasonable access
along existing
roads to elev.
40 m
villages, agricultural
areas and Rianila
River
TA-6
southwest of Brickaville sufficient
good - valley
type
small-scale agriculture
and forestry
expected to be relatively
impermeable and
competent
reasonable access
along existing
roads to elev.
40 m
villages, agricultural
areas and Iaroka
River
TA-7
south of Brickaville
barely
sufficient
poor - sidehill
type
large-scale agriculture
and abundant villages
potentially pervious
alluvium requiring basin
liner
reasonable access
along existing
roads to elev.
40 m
villages, agricultural
areas and Rianila
River
TA-8/
TA-9
southeast of Brickaville
near PS-4
barely
sufficient
low - valley type
small-scale agriculture
potentially pervious
alluvium requiring basin
liner
poor access to
elev. 40 m
village and Rianila
River
TA-14
northeast of Brickaville
and north of PS-6
barely
sufficient
good - valley
type
small-scale agriculture
and small villages
potential for pervious
foundations to east
requiring basin liner
Good Access to
elev. 75 m
villages / tourist
areas on Lac
Rasoabe
