M 7 in Chile on 16 Sep 2015 23:18 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: 7.0M
Depth: 30.88 Km
Event Date: 16 Sep 2015 23:18 UTC
16 Sep 2015 20:18 Local
Exposed Population:
186046 people within 100km
Source: NEIC
Inserted at: 17 Sep 2015 02:27 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
NEIC 0.6 0.2 0.5
Scaled population (vector) n.a Max wave scenario 0m  
  C1 earthquake n.a Max wave realtime 0.19m  
  C2 earthquake n.a      
  Country Vulnerability n.a      
  INFORM_normalised n.a      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1097306 -0.3 16 Sep 2015 23:18 7.1M, 113km N/A 200 thousand (in 100km) 00:10 GEOFON
1097312 0.5 16 Sep 2015 23:18 6.4M, 31.09km N/A 190 thousand (in 100km) 00:20 NEIC
1097378 0.5 16 Sep 2015 23:18 7M, 30.88km 6.8 190 thousand (in 100km) 0.2m (at 00:22) 03:08 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.

Tsunami affected locations

The maximum Wave height is  0.2m in Huentelauquen, Chile. This height is estimated for 16-Sep-2015 23:40:32.

Alert Date (UTC) Name Country Wave height (m)
16-Sep-2015 23:40:32 Huentelauquen Chile  0.2
17-Sep-2015 00:20:58 Los_Vilos Chile  0.1
17-Sep-2015 00:20:58 Conchali Chile  0.1
17-Sep-2015 00:08:65 Papudo Chile  0.1
17-Sep-2015 00:10:95 La_Laguna Chile  0.1
17-Sep-2015 00:10:95 Caleta_Horcon Chile  0.1
17-Sep-2015 00:06:03 El_Romeral Chile  0.1
17-Sep-2015 00:12:08 Las_Cujas Chile  0.1
16-Sep-2015 23:42:91 Angostura Chile  0.1
17-Sep-2015 01:04:46 Yeco Chile  0.1
17-Sep-2015 01:26:73 Baron Chile  0.1
17-Sep-2015 01:22:15 La_Boca Chile  0.1
17-Sep-2015 00:32:22 Guaquen Chile  0.1
17-Sep-2015 00:16:02 Playa_Ancha Chile  0.1
17-Sep-2015 02:00:23 Las_Ramaditas Chile  0.1
17-Sep-2015 00:16:02 Concon Chile  0.1
17-Sep-2015 00:16:02 Renaca_Bajo Chile  0.1
17-Sep-2015 01:10:51 La_Greda Chile  0.1
17-Sep-2015 00:16:02 Valparaiso Chile  0.1
17-Sep-2015 00:30:76 Pite Chile  0.1
17-Sep-2015 02:00:23 Ritoque Chile  0.0
17-Sep-2015 00:14:54 Achupallas Chile  0.0
16-Sep-2015 23:40:32 Quillaicillo Chile  0.0
17-Sep-2015 01:10:51 Chigualoco Chile  0.0

See full locations list (RSS)


Initial conditions

Title: "M7 25km W of Illapel. Chile"

Fault parameters

  • Latitude: -31.587
  • Longitude: -71.431
  • Length: 50 km
  • Width: 14 km
  • Magnitude: 7 M

Okada parameters:

  • Slip: 1.3 m
  • Strike: 3 (geogr angle: north=0, south=180)
  • Dip: 15 degree
  • Rake: 90 degree
  • Depth: 31 km

Calculation parameters

  • Calculation space (lon/lat): -75.931, -36.087, -66.931, -27.087
  • Instead of Step -> use Cell size:.75 minutes

Sea Level

More information

  • Timeline:
    Tsunami calculations performed to this case, click here

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