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Spanaway, WA Natural Disasters and Weather Extremes

 
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The chance of earthquake damage in Spanaway is lower than Washington average and is higher than the national average. The risk of tornado damage in Spanaway is about the same as Washington average and is much lower than the national average.

Topics:Earthquake IndexVolcano IndexTornado IndexOther Weather Extremes EventsVolcanos NearbyHistorical Earthquake EventsHistorical Tornado Events

Earthquake Index, #223

Spanaway, WA
2.91
Washington
4.04
U.S.
1.81

The earthquake index value is calculated based on historical earthquake events data using USA.com algorithms. It is an indicator of the earthquake level in a region. A higher earthquake index value means a higher chance of an earthquake.

Volcano Index, #128

Spanaway, WA
0.0135
Washington
0.0135
U.S.
0.0023

The volcano index value is calculated based on the currently known volcanoes using USA.com algorithms. It is an indicator of the possibility of a region being affected by a possible volcano eruption. A higher volcano index value means a higher chance of being affected.

Tornado Index, #212

Spanaway, WA
10.82
Washington
9.06
U.S.
136.45

The tornado index value is calculated based on historical tornado events data using USA.com algorithms. It is an indicator of the tornado level in a region. A higher tornado index value means a higher chance of tornado events.

Other Weather Extremes Events

A total of 154 other weather extremes events within 50 miles of Spanaway, WA were recorded from 1950 to 2010. The following is a break down of these events:

TypeCountTypeCountTypeCountTypeCountTypeCount
Avalanche:0Blizzard:0Cold:0Dense Fog:0Drought:1
Dust Storm:0Flood:19Hail:10Heat:0Heavy Snow:7
High Surf:0Hurricane:0Ice Storm:0Landslide:0Strong Wind:8
Thunderstorm Winds:7Tropical Storm:0Wildfire:0Winter Storm:0Winter Weather:1
Other:101 

Volcanos Nearby

A total of 6 volcanoes are found in or near Spanaway, WA.

Distance (miles)NameRegionLatitudeLongitudeElevation (foot)TypeStatusLast Eruption
35.1RainierUS-Washington, United States46.87-121.7584392StratovolcanoDendrochronologyLast known eruption 1800-1899
63.1St. HelensUS-Washington, United States46.2-122.182549StratovolcanoHistoricalLast known eruption 1964 or later
75.8AdamsUS-Washington, United States46.206-121.493742StratovolcanoTephrochronologyLast known eruption A.D. 1-1499
85.6Indian HeavenUS-Washington, United States45.93-121.821513Shield volcanoRadiocarbonLast known eruption B.C. (Holocene)
85.7West CraterUS-Washington, United States45.88-122.081329Volcanic fieldRadiocarbonLast known eruption B.C. (Holocene)
92.9Glacier PeakUS-Washington, United States48.112-121.1133213StratovolcanoTephrochronologyLast known eruption 1700-1799

Historical Earthquake Events

A total of 33 historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Spanaway, WA.

Distance (miles)DateMagnitudeDepth (km)LatitudeLongitude
11.11949-04-137N/A47.25-122.5
21.61965-04-296.5N/A47.4-122.3
26.41946-02-155.8N/A47.3-122.9
28.01946-02-155.8N/A47.5-122.5
39.81945-04-295.5N/A47.4-121.7
22.41939-11-135.3N/A47.4-122.6
48.61974-04-204.9546.76-121.52
26.01978-03-114.82547.42-122.71
27.81965-10-234.8N/A47.5-122.4
36.41976-09-084.84847.38-123.08
34.61971-12-284.42747.58-122.22
41.31968-11-304.3N/A46.5-122.4
41.61983-10-314.34547.35-123.23
14.01970-10-244.22547.3-122.4
26.21978-03-314.22347.42-122.72
44.21964-10-154.1N/A47.7-122.1
7.91968-06-194N/A47.2-122.5
10.71975-04-234N/A47.08-122.65
35.91973-07-1841146.8-121.8
39.81975-04-164N/A47.57-122.91
40.21969-10-094N/A46.77-121.72
42.71978-12-3142047.58-121.85
42.01970-02-103.93347.7-122.3
44.81979-03-113.91646.45-122.4
41.71979-07-073.8546.52-122.17
28.21985-02-283.74747.49-122.59
25.71984-06-023.62147.42-122.7
38.01979-02-013.6947.53-121.92
19.11985-03-183.55347.34-122.62
23.51973-02-223.52047.2-122.9
24.61969-11-283.5N/A47.4-122.7
39.21981-11-263.52247.65-122.62
45.31973-06-093.5N/A47.6-121.8

Historical Tornado Events

A total of 2 historical tornado events that had recorded magnitude of 2 or above found in or near Spanaway, WA.

Distance (miles)DateMagnitudeStart Lat/LogEnd Lat/LogLengthWidthFatalitiesInjuriesProperty DamageCrop DamageAffected County
29.11969-12-12347°30'N / 122°24'W47°32'N / 122°19'W3.80 Miles100 Yards01250K0King
35.51965-11-10246°42'N / 122°54'W1.50 Miles23 Yards0025K0Lewis


* The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010.


 
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