American Samoa exposure#

This page summarises the exposure model for American Samoa in Oceania, including national, subnational, and taxonomy-level views.

National summary#

The national exposure profile by occupancy class highlights the distribution of buildings, replacement value, and exposed population.

  BUILDINGS POPULATION TOTAL_COST BUILDINGS_% POPULATION_% TOTAL_COST_%
OCCUPANCY            
COM 261 71 $433.2M 1.86% 0.16% 5.20%
IND 115 46 $315.9M 0.82% 0.10% 3.79%
RES 13,651 44,249 $7,580.2M 97.32% 99.74% 91.01%

National exposure by occupancy class

Figure: Relative contribution of occupancy classes to total national exposure in American Samoa.

National exposure by taxonomy

Figure: National exposure distribution by taxonomy classes in American Samoa.

Building height profile

Figure: Building height profile used in the exposure model for American Samoa.

Subnational summary#

The subnational summary aggregates exposure by first administrative level and supports comparison of spatial concentration of assets.

  BUILDINGS POPULATION TOTAL_COST BUILDINGS_% POPULATION_% TOTAL_COST_%
NAME_1            
Western 8.8K 24.7K $5,207.8M 63.02% 55.67% 62.52%
Eastern 4.7K 18.7K $2,817.1M 33.36% 42.12% 33.82%
Manuʻa 0.5K 1.0K $304.5M 3.61% 2.21% 3.66%

Subnational exposure by occupancy class

Figure: Subnational distribution of exposure by occupancy class across first-level administrative units.

Subnational exposure by taxonomy

Figure: Subnational distribution of exposure by taxonomy classes across first-level administrative units.

Taxonomy summary#

The taxonomy summary provides a detailed view of building classes represented in the national exposure model.

Exposure by taxonomy classes

Figure: Distribution of exposure by detailed taxonomy classes in American Samoa.

      BUILDINGS POPULATION TOTAL_COST BUILDINGS_% POPULATION_% TOTAL_COST_%
MACRO_TAXONOMY TAXONOMY OCCUPANCY            
MUR MUR/LWAL/CDN+ERL/H:1-2/RES:1 RES 6,078 21,216 $3,285.2M 43.33% 47.82% 39.44%
MR|MCF MR/LWAL/CDL+ERL/H:1-3/FW:4/RES:1 RES 4,241 11,882 $2,360.4M 30.23% 26.78% 28.34%
W W/LFM/CDN+ERL/H:1-2/RES:1 RES 1,738 6,059 $937.6M 12.39% 13.66% 11.26%
W/LFM/CDL+ERL/H:1-2/RES:1 RES 1,209 3,412 $671.9M 8.62% 7.69% 8.07%
CR- CR/LFINF/CDN+ERL/H:1-3/COM:1 COM 70 19 $101.4M 0.50% 0.04% 1.22%
CR+PC/LWAL/CDL+ERL/H:1/IND:2 IND 21 3 $101.0M 0.15% 0.01% 1.21%
CR+PC/LWAL/CDN+ERL/H:1/COM:1 COM 62 18 $98.1M 0.44% 0.04% 1.18%
W W/LFM/CDN+ERL/H:2/RES:1 RES 171 581 $93.6M 1.22% 1.31% 1.12%
CR- CR/LFINF/CDN+ERL/H:1-3/COM:5 COM 18 7 $72.4M 0.13% 0.02% 0.87%
W W/LFM/CDL+ERL/H:2/RES:1 RES 122 340 $68.5M 0.87% 0.77% 0.82%
MR|MCF MR/LWAL/CDL+ERL/H:1-3/FW:4/RES:2 RES 29 219 $55.3M 0.21% 0.49% 0.66%
CR- CR+PC/LWAL/CDL+ERL/H:1/IND:1 IND 27 1 $55.0M 0.19% 0.00% 0.66%
CR/LWAL/CDL+ERL/H:1-3/RES:2 RES 27 198 $47.9M 0.19% 0.45% 0.57%
CR/LWAL/CDL+ERL/H:1-3/IND:1 IND 23 9 $47.0M 0.16% 0.02% 0.56%
CR+PC/LWAL/CDN+ERL/H:1/IND:1 IND 14 11 $41.4M 0.10% 0.02% 0.50%
CR/LFINF/CDN+ERL/H:1-3/IND:1 IND 14 21 $38.9M 0.10% 0.05% 0.47%
MR|MCF MR/LWAL/CDN+ERL/H:1-3/FC:3/COM:1 COM 26 8 $38.4M 0.19% 0.02% 0.46%
MUR MUR/LWAL/CDN+ERL/H:1-2/COM:1 COM 25 7 $36.6M 0.18% 0.02% 0.44%
CR- CR/LFINF/CDN+ERL/H:1-3/RES:2 RES 20 188 $35.9M 0.14% 0.42% 0.43%
MR|MCF MR/LWAL/CDL+ERL/H:1-3/FC:3/IND:1 IND 16 1 $32.6M 0.11% 0.00% 0.39%
CR- CR+PC/LDUAL/CDN+ERL/H:1-3/COM:1 COM 18 4 $28.6M 0.13% 0.01% 0.34%
MUR MUR/LWAL/CDN+ERL/H:1-2/RES:2 RES 16 157 $24.0M 0.11% 0.35% 0.29%
S S/LFM/CDN+ERL/H:1-3/COM:1 COM 13 2 $20.4M 0.09% 0.00% 0.24%
W W/LFM/CDN+ERL/H:1-2/COM:1 COM 16 4 $19.8M 0.11% 0.01% 0.24%
S S/LDUAL/CDN+ERL/H:1-3/COM:1 COM 13 3 $17.6M 0.09% 0.01% 0.21%