Guam Geography

What is the terrain and geography like in Guam?

Geography - note

largest and southernmost island in the Mariana Islands archipelago; strategic location in western North Pacific Ocean

Climate

tropical marine; generally warm and humid, moderated by northeast trade winds; dry season from January to June, rainy season from July to December; little seasonal temperature variation

Guam Use of Natural Resources

Guam Environment

Climate:

tropical marine; generally warm and humid, moderated by northeast trade winds; dry season from January to June, rainy season from July to December; little seasonal temperature variation

Terrain:

volcanic origin, surrounded by coral reefs; relatively flat coralline limestone plateau (source of most fresh water), with steep coastal cliffs and narrow coastal plains in north, low hills in center, mountains in south

Natural Resources:

fishing (largely undeveloped), tourism (especially from Japan)

Natural Hazards:

frequent squalls during rainy season; relatively rare, but potentially very destructive typhoons (June - December)

Irrigated Land:

1 Square Miles
2 Square Kilometers

Environmental Issues:

extirpation of native bird population by the rapid proliferation of the brown tree snake, an exotic, invasive species

Guam Geography

Geographic Location Oceania
Total Area 210 Square Miles
544 Square Kilometers
Land Area 210 Square Miles
544 Square Kilometers
Irrigated Land 1 Square Miles
2 Square Kilometers
Coastline 78 Miles
126 Kilometers
Geographic Coordinates 13 28 N, 144 47 E
Terrain volcanic origin, surrounded by coral reefs; relatively flat coralline limestone plateau (source of most fresh water), with steep coastal cliffs and narrow coastal plains in north, low hills in center, mountains in south
Highest Point 406 Meters
Highest Point Location Mount Lamlam 406 m
Lowest Point Location Pacific Ocean 0 m
Natural Resources fishing (largely undeveloped), tourism (especially from Japan)
Time Zone UTC+10 (15 hours ahead of Washington, DC, during Standard Time)
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