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Hazards
Current Hazards
Recent Earthquakes (Past 7 Days)
Date(UTC) |
Magnitude |
Depth(Km) |
Region |
Lat/Long |
None found for the area chosen. |
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Active Tropical Storms (Current and 3-day Forecast Positions)
Name |
Advisory Date(UTC) |
Wind Speed |
Wind Gusts |
Heading |
Track Speed |
Status |
Pressure |
Lat / Long |
None found for the area chosen. |
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Active Volcanoes
Name |
Region |
Activity |
Primary Observatory |
More Information |
Last Updated |
Lat/Long |
Tofua |
Tonga |
Unknown |
|
GVP Site Link |
Wed Jul 20 07:56:17 HST 2011 |
19.75° S / 175.07° W |
West Mata |
Tonga |
Unknown |
|
GVP Site Link |
Thu May 21 00:00:00 HST 2009 |
15.1° S / 173.75° W |
Hunga Tonga-Hunga Ha'apai |
Tonga |
Unknown |
|
GVP Site Link |
Wed Jan 28 06:49:28 HST 2015 |
20.54° S / 175.38° W |
Monowai Seamount |
New Zealand |
Unknown |
New Zealand GeoNet Project |
GVP Site Link |
Wed Aug 15 08:13:07 HST 2012 |
25.89° S / 177.19° W |
Recent Hotspots (Fire)
Date of First Obs(UTC) |
Date of Last Obs(UTC) |
Description |
Mean Lat. |
Mean Long. |
None found for the area chosen. |
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Historical Hazards
Historical Earthquakes
(Resulting in significant damage or deaths)
Last 50 Years
5 Most Recent Earthquakes
Date(UTC) |
Magnitude |
Depth(Km) |
Intensity |
Deaths |
Location |
Lat / Long |
Sep 29 2009 00:17 |
8.0 |
18 |
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0 |
SAMOA ISLANDS |
15.49° S / 172.1° W |
Mar 19 2009 00:18 |
7.6 |
34 |
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0 |
TONGA ISLANDS |
23.05° S / 174.66° W |
Dec 09 2007 00:07 |
7.8 |
153 |
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0 |
KERMADEC ISLANDS |
26.0° S / 177.51° W |
Sep 28 2006 00:06 |
6.9 |
28 |
4 |
0 |
SAMOA ISLANDS |
16.59° S / 172.03° W |
May 03 2006 00:15 |
7.9 |
55 |
7 |
0 |
TONGA ISLANDS |
20.19° S / 174.12° W |
5 Largest Earthquakes
Date(UTC) |
Magnitude |
Depth(Km) |
Intensity |
Deaths |
Location |
Lat / Long |
Jan 01 1919 00:02 |
8.3 |
180 |
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0 |
FIJI ISLANDS |
19.5° S / 176.5° W |
Apr 30 1919 00:07 |
8.3 |
25 |
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0 |
TONGA ISLANDS |
19.0° S / 172.5° W |
Jun 26 1917 00:05 |
8.3 |
25 |
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0 |
SAMOA ISLANDS |
15.5° S / 173.0° W |
Apr 16 1937 00:03 |
8.1 |
400 |
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0 |
FIJI ISLANDS |
21.5° S / 177.0° W |
Nov 18 1865 00:00 |
8.0 |
0 |
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0 |
TONGA ISLANDS |
19.5° S / 173.5° W |
Volcanic Eruptions
Note: Historical eruptions data last updated in year 2000.
Last 100 Years Eruptions
5 Most Recent Eruptions
Name |
Date(UTC) |
Magnitude |
Location |
Lat / Long |
UNNAMED |
Jan 08 1999 00:00 |
1.0 |
TONGA |
21.08° S / 175.02° W |
MONOWAI SEAMOUNT |
Dec 05 1997 00:00 |
2.0 |
KERMADEC IS |
25.89° S / 177.19° W |
MONOWAI SEAMOUNT |
Dec 19 1996 00:00 |
0.0 |
KERMADEC IS |
25.89° S / 177.19° W |
METIS SHOAL |
Dec 06 1995 00:00 |
2.0 |
TONGA-SW PACIFIC |
19.18° S / 174.86° W |
MONOWAI SEAMOUNT |
Dec 08 1988 00:00 |
0.0 |
KERMADEC IS |
25.89° S / 177.19° W |
Tsunami Runups
Note: For each Tsunami event, there may be many locations of recorded runups of the same date for the chosen area.
To avoid duplicate results, the Regional Reporter tool applies a filter to display only one result per tsunami event.
5 Most Recent Tsunami Runups
Date(UTC) |
Country |
Location |
Runup(meters) |
Deaths |
Lat / Long |
Feb 27 2010 20:24 |
TONGA |
NUKUALOFA (NUKU'ALOFA) |
0.1 |
0 |
21.13° S / 175.17° W |
Sep 29 2009 18:44 |
TONGA |
NUKUALOFA (NUKU'ALOFA) |
0.2 |
0 |
21.13° S / 175.17° W |
May 03 2006 16:00 |
TONGA |
NUKUALOFA (NUKU'ALOFA) |
0.2 |
0 |
21.13° S / 175.17° W |
Jun 23 2001 11:40 |
TONGA |
NUKUALOFA (NUKU'ALOFA) |
0.1 |
0 |
21.13° S / 175.17° W |
Apr 30 1919 07:53 |
TONGA |
HAAPAI |
2.5 |
0 |
19.78° S / 174.34° W |
5 Largest Tsunami Runups
Date(UTC) |
Country |
Location |
Runup(meters) |
Deaths |
Lat / Long |
Sep 29 2009 00:00 |
TONGA |
Tafahi 2, Tafahi Island |
22.4 |
0 |
15.85° S / 173.75° W |
Jun 26 1917 00:00 |
TONGA |
HAAPAI |
4.2 |
0 |
19.78° S / 174.34° W |
May 10 1877 00:00 |
TONGA |
TONGA ISLANDS |
3.6 |
0 |
20.4° S / 174.6° W |
Apr 30 1919 07:53 |
TONGA |
HAAPAI |
2.5 |
0 |
19.78° S / 174.34° W |
May 03 2006 16:00 |
TONGA |
NUKUALOFA (NUKU'ALOFA) |
0.2 |
0 |
21.13° S / 175.17° W |
Large Wildfires
(Greater than 40 sq. km.)
Start Date(UTC) |
End Date(UTC) |
Intensity |
Size (sq. km.) |
Mean Lat. |
Mean Long. |
None found for the area chosen. |
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Earthquake Intensity Zones
Probable maximum MMI intensity once in 50 years
Maximum Zone |
None found for the area chosen. |
Storm Intensity Zones
Wind Speed with a 10% chance of occurring within 10 years
Maximum Zone (km/hr) |
250+ |
Demography
Population 2001
Total Population |
Maximum Density (ppl/km2) |
149,854 |
21,623 |
Population 2002
Total Population |
Maximum Density (ppl/km2) |
160,814 |
12,669 |
Population 2006
Total Population |
Maximum Density (ppl/km2) |
164,410 |
10,970 |
Population 2007
Total Population |
Maximum Density (ppl/km2) |
163,205 |
13,230 |
Countries
Country |
American Samoa |
Niue |
Tonga |
Wallis and Futuna |
Major Cities
Country |
Name |
Population |
Status |
Lat / Long |
Niue |
Alofi |
Less than 50,000 |
Provincial capital |
19.02° S / 169.92° W |
Tonga |
Nuku' alofa |
Less than 50,000 |
National capital |
21.13° S / 175.25° W |
Infrastructure
Airports
Nuclear Power Plants
Name |
Country |
Number of Reactors |
Lat / Long |
None found for the area chosen. |
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Environment
Urban/Rural Mask (SEDAC)
Land Cover |
Area (km2) |
% |
Urban |
258 |
0.02 |
Rural |
1,861 |
0.1 |
Not classified |
1,668,280 |
100 |
MODIS IGBP Land Cover
(excluding water area)
Land Cover |
Area (km2) |
% |
Evergreen Broadleaf Forest |
934 |
52 |
Unclassified |
616 |
35 |
Evergreen Needleleaf Forest |
110 |
6 |
Cropland/Natural Vegetation Mosaic |
61 |
3 |
Savannas |
15 |
0.9 |
Croplands |
13 |
0.7 |
Woody Savannas |
11 |
0.6 |
Mixed Forests |
8 |
0.5 |
Open Shrublands |
6 |
0.3 |
Closed Shrublands |
4 |
0.2 |
Deciduous Needleleaf Forest |
2 |
0.09 |
Permanent Wetlands |
2 |
0.09 |
Deciduous Broadleaf Forest |
1 |
0.05 |
Elevation (meters)
(land only)
Minimum |
Maximum |
Average |
1 |
732 |
62 |
Average Temperature (degrees C)
|
Jan |
Feb |
Mar |
low |
23.8 |
24.0 |
23.8 |
high |
29.3 |
29.9 |
29.4 |
Average Precipitation
|
Jan |
Feb |
Mar |
mm/day |
8.1 |
8.4 |
9.0 |
Current Meteorological Observations (METAR)
Station Name |
Observation Time (UTC) |
Temp (F) |
Wind Speed (MPH) |
Wind Direction |
Sky Condition |
Lat / Long |
ALOFI COOK IS |
Mon Mar 18 2013 23:00 |
86F |
10.0 |
NNW |
Scattered clouds 1800 ft. |
19.07° S / 169.92° W |
PAGO PAGO |
Mon Mar 18 2013 22:50 |
87.4F |
3.0 |
NW |
Scattered clouds 2100 ft. Broken clouds 12000 ft. Overcast 24000 ft. |
14.33° S / 170.72° W |
End.