Geography & environment — Northern Mariana Islands
Location, land area, terrain, climate, and natural resources.
Profile updated 2026-06-02
⚡ Geography & environment at a glance
Location, land area, terrain, climate, and natural resources. Key figure for Northern Mariana Islands: Oceania
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Location & size
- Geographic Location
Oceania
- Geographic Coordinates
15 12 N, 145 45 E
- Total Area
179 Square Miles 464 Square Kilometers
- Land Area
179 Square Miles 464 Square Kilometers
- Coastline
921 Miles 1,482 Kilometers
Physical geography
- Terrain
southern islands are limestone with level terraces and fringing coral reefs; northern islands are volcanic
- Highest Point
965 Meters
- Highest Point Location
unnamed location on Agrihan 965 m
- Lowest Point Location
Pacific Ocean 0 m
- Natural Resources
arable land, fish
- Irrigated Land
0 Square Miles 1 Square Kilometers
Climate & time
- Time Zone
UTC+10 (15 hours ahead of Washington, DC, during Standard Time)
Climate
- Climate
- tropical marine
- moderated by northeast trade winds, little seasonal temperature variation
- dry season December to June, rainy season July to October
- Terrain
southern islands are limestone with level terraces and fringing coral reefs; northern islands are volcanic
- Location
Oceania, islands in the North Pacific Ocean, about three-quarters of the way from Hawaii to the Philippines
- Total Area
179 Square Miles 464 Square Kilometers
Environment
- Environment - Current Issues
contamination of groundwater on Saipan may contribute to disease
clean-up of landfill
protection of endangered species conflicts with development
