Earthquake,Tsunami,Volcano Monitoring & Warning System in Korea. Jimin Lee Earthquake & Volcano Monitoring Division KMA

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1 Earthquake,Tsunami,Volcano Monitoring & Warning System in Korea Jimin Lee Earthquake & Volcano Monitoring Division KMA

2 1 2 Brief History & Vision of KMA Introduction of Services 3 Korea National Seismographic Network 4 Seismicity in Korea 5 Tsunami & Volcano Monitoring - 2 -

SAFE VISION 2020 VISION To ensure public safety by minimizing earthquake hazard through earthquake and tsunami monitoring MISSION Accurate earthquake information & prompt notification

3 SAFE VISION 2020 VISION To ensure public safety by minimizing earthquake hazard through earthquake and tsunami monitoring MISSION Accurate earthquake information & prompt notification Implementation of National earthquake tsunami Early Response System National earthquake tsunami response of institutional strengthening Goal-oriented longterm technology development - 3 -

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5 Year Contents 1905 Start of earthquake observations 1944~ 1962 Suspension of observation 1963 World-standard seismograph network installed in Seoul 1978 Analog seismic network constructed 1996 Earthquake division was newly established 1999 Digital seismic network constructed 2005 Earthquake division divided into two divisions - Earthquake Planning Division / Earthquake Detection Division 2006 Ocean Bottom Seismometer installed 2007 Earthquake division elevated to Bureau level - Director General for Earthquake appointed 2015 Current Status - 1 Director-General, 2 divisions, 1 laboratory - 5 -

Domestic Earthquakes Alerts Magnitude Time Earthquake Flash Inland ML 3.5 Within Ocean area ML 4.0 2 min. Earthquake Information - ML 2.0 Early Earthquake Warning - ML 5.

6 Domestic Earthquakes Alerts Magnitude Time Earthquake Flash Inland ML 3.5 Within Ocean area ML min. Earthquake Information - ML 2.0 Early Earthquake Warning - ML 5.0 Within 5 min. Within 50 Sec. Tsunami What When Time Tsunami Watch Tsunami Warning ML 7.0 & Expected wave height 0.5~1.0m ML 7.5 & Expected wave height over 1.0m within 10 min - 6 -

Earthquake, Tsunami Signal detection Analysis System USGS, JMA, CEA Information Total User : 1,500 persons Divisions of KMA FAX Server Internet Notification System (EBS) Media: PC COMM.

7 Earthquake, Tsunami Signal detection Analysis System USGS, JMA, CEA Information Total User : 1,500 persons Divisions of KMA FAX Server Internet Notification System (EBS) Media: PC COMM. MULTI FAX SMS KMA website KMA portal Broadcast media Governmental organizations Local governments Related organizations Media organizations Notification Public FAX Computer * Earthquake flash in 2min. * Earthquake information in 5min. Direct indirect - 7 -

8 App. loading Korea Earthquake Info World Earthquake Info - 8 -

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System Information System (comis) Portal service MISS

10 TV subtitle MULTI-ADDRESS FAX FAX SERVER Combined Meteorology Homepage SMS Earthquake Broadcasting System Information System (comis) Portal service MISS DP INTERNET Met. Warning KBS FAX(MAGIC) PC COMM

11 Data collection Observatory Chart Data Plot Data Data analysis Explore Data View Report Statistics Filter Result Statistics Report Alert & Notify

12 Sensor type Numbers Very Broadband 1 Broadband 11 Broadband(Borehole) 32 Short-period 31 Accelerometer 56 Accelerometer(Borehole) 14 Broad-band Short-period Accelerometer

13 Broadband < STS-1 > < STS-2 > < STS-2.5 > < CMG-3T > Short-period Accelerometer Borehole < CMG-3TB > < SS-1 > < CMG-40T-1 > < ES-T > < ES-DH >

14 Quanterra Inc. < Q4120 > < Q730 > < Q330S > < Q330HRS >

15 Station ID : DGY2-15 -

16 Station ID : DEI

17 Station ID : GUM

18 Station ID : GAHB Model : ES-DH Model : CMG-3TB Accelerograph Seismograph

19 Institute Stations KMA 145 KIGAM 38 KEPRI 13 KINS

20 Country Institute Stations Japan JMA 22 NIED 12 China CEA 12 IRIS

21 From 1990 to 2010 by USGS

22 From 1978 to 2015 M 2.0 M 3.0 Occurrence Annual Average 78~98(Analog Obs.) 99~15(Digital Obs.) M M

Biggest Earthquakes Sacju, North Pyongan Province M5.3(19

3.30) Uljin, North Geyongsang Province M5.

23 Biggest Earthquakes Sacju, North Pyongan Province M5.3( ) Bakryung island M5.0( ) Uljin, North Geyongsang Province M5.2( ) W-Kyukryubi island M5.1( ) Hongseong M5.0( ) Sangju, North Geyongsang Province M5.2( )

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25 Iksan Earthquake Origin Time : :31:25 Epicenter : 9km North of Jeonbuk Iksan Magnitude : 3.9 Aftershocks :

26 Event Picking

27 Event Analysis

28 Analysis Result

29 Origin Time : :25 Epicenter : 9km East of Kumamoto Magnitude : 7.3 Aftershocks : over 300(~ )

30 Event Picking

31 Event Analysis

32 Analysis Result

33 Real time monitoring of the long-period wave in the coast - through ultrasonic wave-height meter, wager gauge and CCTV

34 1993 July 12 (M=7.8) - Casualty : None - Ship Damage : May 26 (M=7.7) - Death : 1 Missing : 2 - Ship Damage : 81 Damage of Tsunami(Imwon port)

35 Tidal data from KHOA <Ulleungdo > <Tsunami Gauge> NORI : National Tidal data Oceanographic from JAM via Research GTS Institute Ulleungdo

36 Forecasting tsunami arrival and height of waves in 90 sea areas throughout the country Building up database of 6,000 epicenters with a magnitude range of 6 to 9 in the sea area around the Korean Peninsula

37 Earthquake Broadcasting System Tsunami Scenario DB Earthquake information (magnitude & Epicenter) DB search Tsunami? Tsunami database Extraction points Tsunami arrivals yes Expected tsunami arrival time & wave height Tsunami heights Tsunami information from JMA & PTWC through GTS Notification

38 Monitoring volcanoes around Korea Peninsula by collecting Tokyo VAAC & KMA satellite data etc. Issue special report on volcanic ash using Volcanic Ash Dispersion Forecasting System < Tokyo VAAC region > < Satellite Image of Sinmoedake Volcano Eruption( ) > < Volcanic Ash Dispersion Forecasting of Guchinoerabusima Volcano Eruption( ) >

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Seismic and Tsunami Observations of Indonesia

(Indonesia, Mr. Fatchurochman Iman, 2010-2011S, Mr. Dwi Hartanto/Mr. Tatok Yatimantoro, 2011-2012T) Seismic and Tsunami Observations of Indonesia 1. Seismic Monitoring Agency for Meteorology, Climatology