M 6.5 in United States on 31 Mar 2020 23:52 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 6.5M
Depth: 10 Km
Lat/Lon: 44.4484 , -115.1361
Event Date: 31 Mar 2020 23:52 UTC
31 Mar 2020 17:52 Local
Exposed Population: Less then 100 people in MMI VIII
About 16000 people within 100km
Source: NEIC us70008jr5
Inserted at: 01 Apr 2020 02:48 UTC
INFORM Coping capacity of the alert score: 2.2 (United States)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us70008jr5 Scaled population (raster) 1.04  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 0.65  
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1303303 0 31 Mar 2020 23:52 6.5M, 10km 8.19 less than 100 (in MMI>=VII) 02:56 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in United States ,of Idaho. The alertlevel for this event is GREEN

Intensity Population
<1000 people
<1000 people
<1000 people
61000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1303303 44.448/-115.136 6.5 10.0 7.429 01 Apr 2020 00:33 00:41 (new episode)
2 0 1303303 44.448/-115.136 6.5 10.0 7.429 01 Apr 2020 00:42 00:50 (upd of #1)
3 0 1303303 44.448/-115.136 6.5 10.0 7.685 01 Apr 2020 01:26 01:33 (upd of #2)
4 0 1303303 44.448/-115.136 6.5 10.0 7.606 01 Apr 2020 02:01 02:09 (upd of #3)
5 0 1303303 44.448/-115.136 6.5 10.0 7.606 01 Apr 2020 02:17 02:25 (upd of #4)
6 0 1303303 44.448/-115.136 6.5 10.0 7.64 01 Apr 2020 02:34 02:42 (upd of #5)
7 0 1303303 44.448/-115.136 6.5 10.0 7.59 01 Apr 2020 02:48 02:56 (upd of #6)
8 0 1303303 44.448/-115.136 6.5 10.0 7.607 01 Apr 2020 03:40 03:47 (upd of #7)
9 0 1303303 44.448/-115.136 6.5 10.0 7.606 01 Apr 2020 03:56 04:04 (upd of #8)
10 0 1303303 44.448/-115.136 6.5 10.0 7.607 01 Apr 2020 06:37 06:44 (upd of #9)
11 0 1303303 44.448/-115.136 6.5 10.0 7.608 01 Apr 2020 06:53 07:00 (upd of #10)
12 0 1303303 44.448/-115.136 6.5 10.0 8.073 01 Apr 2020 18:39 18:46 (upd of #11)
13 0 1303303 44.448/-115.136 6.5 10.0 8.075 02 Apr 2020 00:02 1d 00:10 (upd of #12)
14 0 1303303 44.448/-115.136 6.5 10.0 8.192 02 Apr 2020 11:18 1d 11:26 (upd of #13)

Affected Provinces

Intensity Region Province Country Population
Idaho United States no people
Idaho United States <1000 people
Idaho United States <1000 people
Idaho United States 6900 people
Idaho United States 520000 people
Montana United States <1000 people
Oregon United States 18000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Sunbeam Idaho United States Village - 38 km
Lowman Idaho United States Village - 56 km
Featherville Idaho United States Village - 93 km
Pine Idaho United States Village - 107 km
Sweet Idaho United States Village - 109 km
Montour Idaho United States Village - 112 km
Corral Idaho United States Village - 123 km
Hill City Idaho United States Village - 127 km
Glenns Ferry Idaho United States Village 1600 people 166 km
Hammett Idaho United States Village - 169 km
Yellow Pine Idaho United States Village - 64 km
Atlanta Idaho United States Village - 71 km
Garden Valley Idaho United States Village - 76 km
Smiths Ferry Idaho United States Village - 77 km
Big Creek Idaho United States Village - 77 km
Banks Idaho United States Village - 88 km
Cobalt Idaho United States Village - 89 km
Ellis Idaho United States Village - 91 km
Ola Idaho United States Village - 97 km
May Idaho United States Village - 98 km
Gardena Idaho United States Village - 99 km
Warren Idaho United States Village - 100 km
Indian Valley Idaho United States Village - 104 km
Mesa Idaho United States Village - 106 km
Chilly Idaho United States Village - 109 km
Prairie Idaho United States Village - 111 km
Burgdorf Idaho United States Village - 111 km
Pearl Idaho United States Village - 115 km
Dixie Idaho United States Village - 125 km
Barber Idaho United States Village - 126 km
Boise Idaho United States Major city 190000 people 127 km
Emmett Idaho United States Village 5500 people 127 km
Garden City Idaho United States Village 11000 people 127 km
Salmon Idaho United States Village 3100 people 127 km
Eagle Idaho United States Village 11000 people 128 km
Mayfield Idaho United States Village - 130 km
Carmen Idaho United States Village - 132 km
Baker Idaho United States Village - 132 km
Letha Idaho United States Village - 135 km
Meridian Idaho United States Village 35000 people 136 km
Star Idaho United States Village 1800 people 137 km
Gannett Idaho United States Village - 143 km
Weiser Idaho United States Village 5300 people 148 km
Brownlee Oregon United States Village - 149 km
Payette Idaho United States Village 7100 people 149 km
Lucile Idaho United States Village - 152 km
Picabo Idaho United States Village - 152 km
King Hill Idaho United States Village - 159 km
Nyssa Oregon United States Village 3200 people 162 km
Swan Falls Idaho United States Village - 167 km
Gooding Idaho United States Village 3400 people 171 km
Vale Oregon United States Village 2000 people 177 km
Shoshone Idaho United States Village 1400 people 177 km
Murphy Idaho United States City - 178 km
Tuttle Idaho United States Village - 178 km
Bruneau Idaho United States Village - 182 km
Wendell Idaho United States Village 2300 people 188 km
Hot Spring Idaho United States Village - 190 km
Buhl Idaho United States Village 4000 people 206 km

see full list


Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Bruce Meadows 1942 0 15 km
Morgan Ranch 1717 0 18 km
Sulphur Creek Ranch 1779 0 20 km
Silva Ranch 1951 0 23 km
Upper Loon Creek Usfs 1676 0 30 km
Stanley 1952 0 31 km
Thomas Creek 1341 0 33 km
Indian Creek Usfs 1433 0 35 km
Mahoney Creek Usfs 1408 0 37 km
Warm Springs Creek 1472 0 37 km
Landmark Usfs 2031 0 38 km
Deadwood Dam Airstrip 1673 0 44 km
Lower Loon Creek 1280 0 48 km
Stibnite 1993 0 53 km
Graham Usfs 1745 0 56 km
Johnson Creek 1504 0 59 km
Smiley Creek 2182 0 65 km
Atlanta 1676 0 71 km
Pine 1290 0 110 km
Camas County 1542 0 126 km
Tracy Ranch 1546 0 129 km
Glenns Ferry Municipal 773 0 168 km
Bernard Usfs 1105 0 67 km
Reed Ranch 1266 0 67 km
Cascade 1445 0 70 km
Weatherby Usfs 1370 0 71 km
Golden Age Mine 1509 0 73 km
Challis CHL 1546 Civ. Paved No 4600 74 km
Krassel Usfs 1214 0 75 km
Taylor Ranch Landing Area 1169 0 76 km
Garden Valley 960 0 76 km
Soldier Bar Usfs 1277 0 77 km
Big Creek 1753 0 78 km
Cabin Creek Usfs 1307 0 79 km
Donnelly 1481 0 82 km
Bear Air 1495 0 83 km
High Valley Bills 1488 0 84 km
Hidden Lakes 1477 0 87 km
Idaho City Usfs 1195 0 90 km
Cold Meadows Usfs 2143 0 95 km
Everett 1879 0 95 km
Twin Bridges 2101 0 99 km
May 1623 0 100 km
Warren USFS 1797 0 101 km
Star 's' Ranch 2030 0 102 km
Adams Gulch 1803 0 103 km
Chamberlain Usfs 1757 0 104 km
Wilson Bar Usfs 686 0 109 km
Council Municipal 903 0 109 km
Loomis 1274 0 110 km
Smith Prairie 1511 0 111 km
Flying Y Ranch 969 0 117 km
Dixie Usfs 1569 0 123 km
Boise Cascade 881 0 123 km
Salmon SMN 1233 Civ. Paved Yes 5100 124 km
Floating Feather 817 0 126 km
St Luke's 873 0 126 km
Lee Williams Memorial 798 0 129 km
Young 800 0 129 km
Emmett Municipal 716 0 131 km
Boise Gowen Field Air Terminal BOI 871 Civ. Paved Yes 10000 131 km
Nampa Valley 820 0 132 km
Sluder Airstrip 1529 0 135 km
Cuddy Meadows 1396 0 136 km
Jump West Parachute Center 777 0 137 km
Seven Devils 1368 0 138 km
Magic Reservoir 1476 0 143 km
Oxbow 579 0 143 km
Leadore 1834 0 144 km
Flat Top Airstrip 1780 0 144 km
Payette Municipal 679 0 146 km
Hubler Field 727 0 147 km
Brownlee 610 0 147 km
Weiser Municipal 644 0 148 km
Picabo 1472 0 153 km
Carey 1458 0 159 km
Malheur Memorial Hospital 666 0 162 km
Gooding Municipal GNG 1137 Civ. Paved Yes 4700 173 km
Hollow Top 1633 0 176 km
Murphy 870 0 178 km
Miller Memorial Airpark 685 0 178 km
Shoshone Blm 1213 0 178 km
Buhl Municipal 1116 0 208 km

Dams

Intensity Reservoir Dam Name River Year Distance
Deadwood Deadwood Deadwood River 1930 44 km
Arrowrock Arrowrock Boise River 1914 114 km
Anderson Ranch Anderson Ranch South Fork of Boise River 1946 123 km
Little Camas Reservoir Little Camas Dam Little Camas Creek 1912 124 km
Lucky Peak Lake Lucky Peak Boise River 1955 126 km
Little Wood River Little Wood River Little Wood River 1961 144 km
Magic Dam Big Wood River 1910 146 km
Brownlee Brownlee Snake River 1958 147 km
Lower Salmon Snake River 1949 180 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.