GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 6.5 in Central Mid-Atlantic Ridge on 30 Nov 2017 06:32 UTC
GDACS Event Report - Earthquake impact

Earthquake event

Population map close up
Population map close up. (Source: JRC)
  • Magnitude: 6.5 M
  • Depth: 10 km (very shallow)
  • Source: NEIC us1000bj7t
  • Location (latitude/longitude): -1.105, -23.4193
  • Time (UTC): 30 Nov 2017 06:32:50
  • Time (ECT): 30 Nov 2017 07:32:50
  • INFORM Coping capacity of the alert score: 1.1 ()

Event time line

For accessing reports of previous advisories, please click on the advisory number in the table below.

IDAlertScore DateMag, DepthMax Intensity (MMI*)Pop [100 km or MMI 9-7]Tsunami risk (max height)Delay (hh:mm) Source
1189472 0

Calculation Episode detail

Reference Id Level Score Type Date Added Population
100km or MMI9-7    
Population
20km or Max MMI    
Max Height(m)
Episode 1189472
0 realtime 2017-11-30 07:46:02 No people affected 0
  Earthquake 206716
0 realtime 2017-11-30 07:46:23 No people affected No people affected 0
  Tsunami 29080
0 realtime 2017-11-30 09:16:19 No people affected No people affected 0
  29077
0 realtime 2017-11-30 09:16:18 No people affected No people affected 0
  29076
0 scenario 2017-11-30 07:46:02 No people affected No people affected 0
Close
30 Nov 2017 06:32 6.5M, 10km N/A No people affected 0m (at 00:00) 00:13 PTWC PTWC
1189474 0

Calculation Episode detail

Reference Id Level Score Type Date Added Population
100km or MMI9-7    
Population
20km or Max MMI    
Max Height(m)
Episode 1189474
0 realtime 2017-11-30 07:48:03 No people affected 0
  Earthquake 206717
0 realtime 2017-11-30 07:48:22 No people affected No people affected 0
  Tsunami 29080
0 realtime 2017-11-30 09:16:19 No people affected No people affected 0
  29079
0 scenario 2017-11-30 07:48:03 No people affected No people affected 0
Close
30 Nov 2017 06:32 6.5M, 10km N/A No people affected 0m (at 00:00) 00:15 NTWC NTWC    
1189475 0.01

Calculation Episode detail

Reference Id Level Score Type Date Added Population
100km or MMI9-7    
Population
20km or Max MMI    
Max Height(m)
Episode 1189475
0.01 realtime 2017-11-30 07:51:03 No people affected 0
  Earthquake 206718
0 realtime 2017-11-30 07:51:23 No people affected No people affected 0
  Shakemap 2
0.01 realtime 2017-11-30 09:36:32 No people affected No people affected 0
  Tsunami 29082
0 realtime 2017-11-30 08:51:17 No people affected No people affected 0
  29081
0 scenario 2017-11-30 07:51:02 No people affected No people affected 0
Close
30 Nov 2017 06:32 6.7M, 10km N/A No people affected 0m (at 00:00) 00:18 NEIC NEIC
1189531 0.01

Calculation Episode detail

Reference Id Level Score Type Date Added Population
100km or MMI9-7    
Population
20km or Max MMI    
Max Height(m)
Episode 1189531
0.01 realtime 2017-11-30 19:19:04 No people affected 0
  Earthquake 206769
0 realtime 2017-11-30 19:19:13 No people affected No people affected 0
  Shakemap 4
0.01 realtime 2017-11-30 19:21:20 No people affected No people affected 0
  Tsunami 29092
0 realtime 2017-11-30 19:19:17 No people affected No people affected 0
  29091
0 scenario 2017-11-30 19:19:03 No people affected No people affected 0
Close
30 Nov 2017 06:32 6.5M, 10km N/A No people affected 0m (at 00:00) 11:46 NEIC NEIC

(*) Modified Mercalli Intensity Scale

Earthquake impact details

Population

Population near epicenter
Radius Population
100 km no people
75 km no people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

The earthquake happened off shore.

Affected provinces

Affected Populated Places

See complete places

Critical infrastructure

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

More information

Data resources

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

About the data

Disclaimer

While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information. The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.