Figure3.1.3-1. Fault Lines Near The Wester Coast Of Japan, And Southern And Eastern Coast Of Korea=16,49,1

Figure3.1.3-2. The Map Showing Fault Zone, Seismic Activity, And Empirical Seismic Blocks Of Western Coast Of Japan. The Grid Size Is 0.1˚(N-S)×0.1˚(E-W)=18,51,1

Figure3.1.3-3. Maximum Wave Height In The East Sea Of Korean As A Variation Of Strike Direction=19,52,1

Figure3.1.3-4. Simulated Focal Mechanism Data-Base Of The Fault In Western Coast Of Japan. The Red And Blue Arrow Denote A Strike Direction And Reversal Of Dip Angle, Respectively=19,52,1

Figure3.1.3-5. The Concept Of Implementing A Simulated Tsunami Scenario=21,54,1

Figure3.1.3-6. The Example Of Tsunami Data-Base=23,56,1

Figure3.1.3-7. Flowchart Of Tsunami Data Processing=25,58,1

Figure3.1.3-8. The Tsunami Data-Base Program Linked To Tsunamu Alarm System. ① Search Menu Of Tsunami ② Previous Earthquake List ③ Hypocenter And Magnitude Of Occurred Earthquake ④ Spatial Location Inferred From Earthquake ⑤ Button Creating Print And=26,59,1

Figure3.1.3-9. The Example Of Tsunami Alarm And Notice Sentence=26,59,1

Figure3.1.4-1. The Initial Stage Of TASK2005 : ① Addition Of Analysis Of Tsunami Occurred In The Yellow Sea, The South Sea And The East China Sea=29,62,1

Figure3.1.4-2. The Input Parameters For The Prediction Of Tsunami Generated By Hukuoka Earthquake=31,64,1

Figure3.1.4-3. The Analysis Results Of Tsunami Generated By Hukuoka Earthquake : ① The Predicted Arrival Time Of First Wave Of Tsunami ② The Predicted Maximum Sea Level=31,64,1

Figure3.1.5-1. Iso-Seismal Map For The Earthquake Occurred On The June 12, 1681=40,73,1

Figure3.1.5-2. Iso-Seismal Map For The Earthquake Occurred On The June 17, 1681=41,74,1

Figure3.1.5-3. Iso-Seismal Map For The Earthquake Occurred On The June 26, 1681=42,75,1

Figure3.1.6-1. Simplified Tectonic Map Showing The Tectonic Blocks And Characteristics Around The Korean Peninsula. The Box Map Represents The Qinling-Dabie Belt And Tan-Lu Fault System In China. The IB And The Highly Conductive Layer(HCL) Are Included In=45,78,1

Figure3.1.6-2. Geographical Map Showing The Locations Of GDS And MT Observation Sites In This Study. Two Remote Reference Sites(RR1 And RR2) Were Operated For MT Survey=47,80,1

Figure3.1.6-3. The Geometry Of The Vertical Component Of Magnetic Fields Associated With TE(Transverse Electric) Mode Electric Current Flowing In A Buried Low Resistivity Body. Arrows In Horizontal Plane Represent The Real Induction Vectors. Arrows In Ver=50,83,1

Figure3.1.6-4. A Map Showing The Spatial Correlation Between High-Voltage Power Lines And Directions Of Real Induction Arrows As Periods. The Complex Curves In Each Panel Represent The Spatial Distribution Of High-Voltage Power Lines Taken From Lee et al.=52,85,1

Figure3.1.6-4. Continued=53,86,1

Figure3.1.6-4. Continued=54,87,1

Figure3.1.6-4. Continued=55,88,1

Figure3.1.6-5. The Response Of Tipper(Or Geomagnetic Transfer Functions) With A Variation Of Period At All Observation Sites. Upper, Middle And Lower Panel Show The Amplitude, Phase Of Induction Arrow And Graphical Representation Of Real Induction Arrow=57,90,1

Figure3.1.6-5. Continued=58,91,1

Figure3.1.6-5. Continued=59,92,1

Figure3.1.6-5. Continued=60,93,1

Figure3.1.6-6. Observed Real Induction Arrows For The Period Of 600 And 3600 Sec At Seventeen Observation Sites. Because The Longest Period Of Five MT Sites(KMT101, 107, 109, 113, 116) Is About 1000 Sec, Only Induction Arrows For The Period Of 600 Sec Are=62,95,1

Figure3.1.6-7. A 3-D Perspective View For The Bathymetry Around The Korea Peninsula Obtained From The ETOPO Database. The East Sea Is About 30 Times As Deep As The Yellow Sea In Average Depth(Chu et al, 2001)=63,96,1

Figure3.1.6-8. The Structure Of The Input Parameters For The Model SEA. Due To Sharp Difference In Depth Between The Yellow Sea And The East Sea(Sea Of Japan), A Negative Logarithm Was Taken For Depth Value. Each Grid Cell In The Figure Corresponds To The=67,100,1

Figure3.1.6-9. The Real Induction Arrows Calculated From Response Of The Model SEA For The Six Periods(3600, 2400, 1800, 1200, 600 And 300 Sec)=68,101,1

Figure3.1.6-10. Observed And Calculated Real Induction Arrows Plotted With Periods At Twelve Geomagnetic Observation Sites. The Calculated Induction Arrows Are Responses Of The Model SEA. The Left And Right Panel Show The Observed Arrows And The Calculate=70,103,1

Figure3.1.6-10. Continued=71,104,1

Figure3.1.6-10. Continued=72,105,1

Figure3.1.6-10. Continued=73,106,1

Figure3.1.6-11. Observed And Calculated Real Induction Arrows Plotted For The Period Of 600 Sec At Five MT Observation Sites. The Blank And Filled Arrows Denote The Calculated(From Model SEA) Ones And The Observed Ones, Respectively=74,107,1

Figure3.1.6-12./3.1.6-11. The Location Of Two Simplified HCLs In 3-D Model. The Location, Depth, Thickness And Resistivity Of HCLs Are Adjusted To Reflect The Result Of The Previous Study(Shimoizumi, 1996) And GDS Observations From This Study=74,107,1

Figure3.1.6-13./3.1.6-12. The Structures Of The Input Parameters For The Model (A) IRB, (B) KB And (C) HCL, Respectively. The Three Model Structures Are Identical To The Input For Model SEA Excluding Parameters Such As Two Conductive Structures And HCLs=76,109,1

Figure3.1.6-13./3.1.6-12. Continued=77,110,1

Figure3.1.6-13./3.1.6-12. Continued=78,111,1

Figure3.1.6-14./3.1.6-13. Map Of Directional And Amplitude Difference Of Real Induction Arrows Between The Model SEA And The Model IRB For The Period Of 600 And 3600 Sec, Respectively. The Star(★) Denotes The Observation Sites In This Study=80,113,1

Figure3.1.6-15./3.1.6-14. Map Of Directional And Amplitude Difference Of Real Induction Arrows Between The Model SEA And The Model KB For The Period Of 600 And 3600 Sec, Respectively. The Star(★) Denotes The Observation Sites In This Study=81,114,1

Figure3.1.6-16./3.1.6-15. Map Of Directional And Amplitude Difference Of In-Phase Induction Arrows Between The Model SEA And The Model HCL For The Period Of 600 And 3600 Sec, Respectively. The Star(★) Denotes The Observation Sites In This Study=82,115,1

Figure3.1.6-17./3.1.6-16. Observed And Calculated Real Induction Arrows Plotted With A Variation Of Periods At The Twelve GDS Observation Sites. The Calculated Induction Arrows Are Classified Into Two Groups : One Includes Only Surrounding Seas And Land=84,117,1

Figure3.1.6-17./3.1.6-16. Continued=85,118,1

Figure3.1.6-17./3.1.6-16. Continued=85,118,1

Figure3.1.6-17./3.1.6-16. Continued=86,119,1

Figure3.1.6-18./3.1.6-17. Observed And Calculated Real Induction Arrows Plotted For A Period Of 600 Seconds At Five MT Observation Sites. The Blank And Flat-Headed Arrows Denote The Calculated Arrows From The Model SEA And HCL=86,119,1

Figure3.1.6-19./3.1.6-18. The Real Induction Arrows By The Observations, The Model SEA And The Model HCL At The Seventeen Observation Sites For The Period Of 600 And 3600 Sec=88,121,1

Figure3.1.6-20./3.1.6-19. The Map Showing The Magnitude Of Mutual Coupling Between The Sea And Three Conductive Structures(The IRB And Two HCLs) For The Period Of 600 Sec. The Star(★) Denotes The Observation Sites In This Study=89,122,1

Figure3.1.6-21./3.1.6-20. The In-Phase Difference Arrows At Nine Observation Sites For The Period Of 600 Sec=89,122,1

Fig.3.2.2-1. Run-Up Height Of Tsunami=97,130,1

Fig.3.2.2-2. A Propagation Diagram Of The Middle East Sea Tsunami On May 26, 1983(40.4˚N, 139.1˚E)=104,137,1

Fig.3.2.2-3. Run-Up Height Of The Middle East Sea Tsunami On May 26, 1983(Ul-Jin)=105,138,1

Fig.3.2.2-4. A Propagation Diagram Of The Tsunami Caused In South-West Sea Of Hokkaido On July 12, 1993(42.8˚N, 139.2˚E)=107,140,1

Fig.3.2.2-5. Run-Up Height Of The Tsunami Caused In The South-West Sea Of Hokkaido On July 12, 1993(Ul-Jin)=108,141,1

Fig.3.2.2-6. A Disaster Book=117,150,1

Fig.3.2.2-7. Forecast And Assesment Of Disaster Impact=119,152,1

Fig.3.2.2-8. A Tsunami Inspection Gage At Ullung Island=132,165,1

Fig.3.2.2-9. A Process Of Investigating A Tsunami=133,166,1

Fig.3.2.2-10. Estimation Of Run-Up Height=140,173,1

Fig.3.2.2-11. Estimation Of High-Water Mark=141,174,1

Fig.3.2.2-12. Andaman And Nicobar Island=145,178,1

Fig.3.2.2-13. Locations Of Tsunami Run-Up Survey In Andaman Island And Depth=148,181,1

Fig.3.2.2-14. Locations Of Tsunami Run-Up Survey In Nicobar Island And Depth=149,182,1

Fig.3.2.2-15. Port Blare-Bambooflat=151,184,1

Fig.3.2.2-16. Little Andaman-Harminder Bay(South)=151,184,1

Fig.3.2.2-17. Little Andaman-Brak Water Jetty=152,185,1

Fig.3.2.2-18. Little Andaman=152,185,1

Fig.3.2.2-19. Little Andaman-Passenger Jetty=153,186,1

Fig.3.2.2-20. Little Andaman-Passenger Jetty=153,186,1

Fig.3.2.2-21. Little Andaman-Damaged Culvert Bridge(Road Disconnect)=154,187,1

Fig.3.2.2-22. Little Andaman-Netaji Nagar=154,187,1

Fig.3.2.2-23. Little Andaman=155,188,1

Fig.3.2.2-24. Little Andaman=155,188,1

Fig.3.2.2-25. Little Andaman=156,189,1

Fig.3.2.2-26. Little Andaman=156,189,1

Fig.3.2.2-27. Havelock Island-Vijaya Wagar=157,190,1

Fig.3.2.2-28. Havelock Island-Vijaya Wagar=157,190,1

Fig.3.2.2-29. Havelock Island-Radha Wagal=158,191,1

Fig.3.2.2-30. Havelock Island-Govinda Wagar=158,191,1

Fig.3.2.2-31. Havelock Island-Harbowl Area=159,192,1

Fig.3.2.2-32. Port Blare-Burmanala=159,192,1

Fig.3.2.2-33. Port Blare-Cerea Top=160,193,1

Fig.3.2.2-34. Port Blare-South Point Magar Parel=160,193,1

Fig.3.2.2-35. Port Blare-Thirupatti Temple=161,194,1

Fig.3.2.2-36. Port Blare-Wandoor Jetty=161,194,1

Fig.3.2.2-37. Port Blare-Bamboo Flat=162,195,1

Fig.3.2.2-38. Baratong-Gandhi Ghat Jetty=162,195,1

Fig.3.2.2-39. Baratong-Nilampuri Jetty=163,196,1

Fig.3.2.2-40. A Concept Diagram On Each Variable=174,207,1

Fig.3.2.2-41. A Concept Diagram Of Staggered Grid And Each Variable=175,208,1

Fig.3.2.2-42. An Outline Of Moving Boundary Condition For Numerical Model=180,213,1

Fig.3.2.2-43. A Concept Diagram Of Approximated Steps In Moving Boundary And Each Variable=180,213,1

Fig.3.2.2-44. A Flow Chart For Drawing Of Emergency Shelter Map=195,228,1

Fig.3.2.2-45. A Concept Diagram On A Class Of Inundation Height=200,233,1

Fig.3.2.3-1. FEM Mesh Of The East Sea And The Imwon Port=206,239,1

Fig.3.2.3-2. Beowulf System=207,240,1

Fig.3.2.3-3. Domain Decomposition By Metis(Grid Partition Method) For The Modeled Region=207,240,1

Fig.3.2.3-4. Initial Free Surface Profile Of 1983 Central East Sea Tsunami=208,241,1

Fig.3.2.3-5. Snapshots Of Computed Sea Elevation For Tsunami Using FEM Model On The 1983 Tsunami=209,242,1

Fig.3.2.3-6. Tsunami Heights Of ADCIRC Models In Hybrid And Quadratic Friction=210,243,1

Fig.3.2.3-7. Time Series Of ADCIRC Models In Hybrid And Quadratic Friction=211,244,1

Fig.3.2.3-8. Comparison Between Measured And Calculated Data By ADCIRC Model In Eastern Coast Of Korea=213,246,1

Fig.3.2.3-9. Comparison Between Measured And Calculated Data By ADCIRC Model In Western Coast Of Japan=213,246,1

Fig.3.2.3-10. Distribution Of Calculated Data By ADCIRC Model In Russian Coasts=214,247,1

Fig.3.2.3-11. Distribution Of Calculated Tsunami Heights By ADCIRC Model=217,250,1

Fig.3.2.4-1. The Earthquake Map Of Japan For 1926-1993(JMA, 1994)=219,252,1

Fig.3.2.4-2. The Location Of Hypothetical Tsunami Source;Seismic Model(Left) And Hydrodynamic Model(Right)=220,253,1

Fig.3.2.4-3. Initial Elevation Of Sea Surface Calculated For Seismic Events=221,254,1

Fig.3.2.4-4. Initial Elevation Of Simple Shape Source=221,254,1

Fig.3.2.4-5. Geographical Locations Of Coasts Adjacent To The EastSea Divided By Five Regions=222,255,1

Fig.3.2.4-6. Normalized Wave Height Distribution Along The Coast;Left-Simulation Of The Seismic Source, And Right-Hydrodynamic Souces. The Vertical Arrows Show Zones With Low Values Of The Wave Heights=223,256,1

Fig.3.2.4-7. Refraction Diagram Of Tsunami Wave Propagation For Seismic Source Located At 138.7˚E, 28.3˚N=224,257,1

Fig.3.2.4-8. Zones With Low Tsunami Risk In The East Sea=225,258,1

Fig.3.2.4-9. Relation Between Maximal And Mean Values Of The Wave Heights At Different Locations Based On Seismic(Left Panel) And Hydrodynamic(Right Panel) Sources=226,259,1

Fig.3.2.4-10. Relation Between Maximal And Modified Mean Values Of The Wave Heights At Different Locations=228,261,1

Fig.3.2.5-1. Coordinate System And Initial Free Surface Profile To Test The Accuracy Of Present Numerical Scheme=236,269,1

Fig.3.2.5-2. Time Histories Of Free Surface For The Case Of Water Depth h＝500m(ΔxIm＝1085m, Δx＝2086m)(이미지참조)=237,270,1

Fig.3.2.5-3. Time Histories Of Free Surface For The Case Of Water Depth h＝1000m(ΔxIm＝2086m, Δx＝2086m)(이미지참조)=238,271,1

Fig.3.2.5-4. Time Histories Of Free Surface For The Case Of Water Depth h＝1500m(ΔxIm＝3087m, Δx＝2086m)(이미지참조)=238,271,1

Fig.3.2.5-5. Computational Domain And Bathymetry Of The East Sea(Depth Unit:m)=240,273,1

Fig.3.2.5-6. Computational Subregions And Detailed Bathymetry Near Sokcho Harbor(Depth Unit:m)=241,274,1

Fig.3.2.5-7. Computational Subregions And Detailed Bathymetry Near Mukho Harbor(Depth Unit:m)=241,274,1

Fig.3.2.5-8. Definition Sketch Of Fault Parameters=242,275,1

Fig.3.2.5-9. Initial Free Surface Profile Of The 1983 Akita Tsunami(Unit:m)=243,276,1

Fig.3.2.5-10. Computed And Observed Time Histories Of Water Level At Sokcho Harbor For The 1983 Akita Tsunami=244,277,1

Fig.3.2.5-11. Computed And Observed Time Histories Of Water Level At Mukho Harbor For The 1983 Akita Tsunami=244,277,1

Fig.3.2.5-12. Definition Of Various Water Depths And Approximated Steps For Topography=248,281,1

Fig.3.2.5-13. Dry Or Wet Case At Point i＋1/2 And Moving Boundary(Imamura, 1996);(a) & (b),－hi＜－hi＋1;(c) & (d), －hi＜－hi＋1(이미지참조)=249,282,1

Fig.3.2.5-14. Bathymetry Of Subregion b And The Relative Position Of Each Finer Subregions C To F(Depth Unit:m)=252,285,1

Fig.3.2.5-15. Bathymetry Of Subregion F(Depth Unit:m)=253,286,1

Fig.3.2.5-16. Computed Time Histories Of Water Level At Point ① Near Imwon Due To The 1983 Akita Tsunami=254,287,1

Fig.3.2.5-17. Computed Time Histories Of Water Level At Points ②~④ Near Imwon Due To The 1983 Akita Tsunami=254,287,1

Fig.3.2.5-18. Computed Maximum Tsunami Heights Near Imwon Due To The 1983 Akita Tsunami=255,288,1

Fig.3.2.5-19. Computed Inundation Heights Near Imwon Due To The 1983 Akita Tsunami=255,288,1

Fig.3.2.5-20. Computed Inundation Area Near Imwon Due To The 1983 Akita Tsunami=256,289,1

Figure3.3.3-1. Magnitude Of All Earthquakes In Japan During September 4 To 17, 2004=303,336,1

Figure3.3.3-2. Focal Mechanisms Of All Earthquakes In Japan During September 4 To 17, 2004=304,337,1

Figure3.3.3-3. Epicenters Of Earthquakes(Stars) On September 5 And Location Of MT Sites(Circles) And Seismic Observation Sites(Squares)=304,337,1

Figure3.3.3-4. Time Variations Of Power Spectrum Of (a) Ex And (b) Ey At JJE-355 Site. The Color Scale Indicates The Normalized Amplitude For All Frequencies In The Log Scale=305,338,1

Figure3.3.3-5. Broad Band Seismic Velocity Signals Of (a) M 6.9 Earthquake And (b) M 7.4 Earthquake At JJU Seismographic Station And Band-Pass Filtered Electromagnetic Signals Of (c) M 6.9 Earthquake And (d) M 7.4 Earthquake At East MT Site(JJE-355)=305,338,1

Figure3.3.3-6. Apparent Resistivity And Phase Of Data (a) Including The Earthquake Events And (b) Without The Earthquake Events=306,339,1

Figure3.3.3-7. Comparison Of Magnetic Signals At JJE355 And JJW360 Sites. Top Figure Shows The Phase Shift(ΔT) Of Magnetic Field=306,339,1

Figure3.3.3-8. (a) Time Variation Of Phase Shift And (b) Histogram Of Phase Shift. The Length Of Segment Used To Calculate The Phase Shift Is 20 Sec=307,340,1

Figure3.3.3-9. Rose Diagrams Of Tilt Angles Of Electric Field(Red) And Magnetic Field(Blue) At The Frequency Of 0.11 ㎐. The Rose Diagrams Show The Occurrences Of Tilt Angle Of Polarization=307,340,1

Figure3.3.3-10. Phase-Shifted And Normalized EM Field Signal Of JJE-355(Grey Line) And JJW-360(Black Line) Sites. The Electric Signals Show The Reversed Phases=308,341,1

Figure3.3.3-11. Relationship Between The Power Spectral Density Of Ground Velocity And EM Field Signals At JJE-355 Site : (a) Horizontal Magnetic, (b) Vertical Magnetic And (c) Horizontal Electric Field. The Dashed Lines Show The Level Of Background MT Si=309,342,1

Figure3.3.3-12. Relationship Between The Power Spectral Density Of Ground Velocity And EM Field Signals At JJW-360 Site. Details Are Same As Figure3.3.3-11=310,343,1

Figure3.3.3-13. Location Map Of Observatory=311,344,1

Figure3.3.3-14. The Seismic Data Used This Study=311,344,1

Figure3.3.3-15. MT Signal Associated Earthquake I At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=311,344,1

Figure3.3.3-16. Seismic Wave Associated Earthquake I At IWT012=311,344,1

Figure3.3.3-17. Seismic Wave Associated Earthquake I At IWT013=311,344,1

Figure3.3.3-18. MT Signal Associated Earthquake III At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=312,345,1

Figure3.3.3-19. MT Signal Associated Earthquake III At Wakuya(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=312,345,1

Figure3.3.3-20. Seismic Wave Associated Earthquake III At IWT012=312,345,1

Figure3.3.3-21. Seismic Wave Associated Earthquake III At IWT013=312,345,1

Figure3.3.3-22. MT Signal Associated Earthquake IV At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=312,345,1

Figure3.3.3-23. MT Signal Associated Earthquake IV At Wakuya(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=312,345,1

Figure3.3.3-24. Seismic Wave Associated Earthquake IV At IWT013=312,345,1

Figure3.3.3-25. Seismic Wave Associated Earthquake IV At IWT012=312,345,1

Figure3.3.3-26. MT Signal Associated With Earthquake VI At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=313,346,1

Figure3.3.3-27. Seismic Wave Associated With Earthquake VI At IWT011=313,346,1

Figure3.3.3-28. Seismic Wave Associated With Earthquake VI At IWT013=313,346,1

Figure3.3.3-29. MT Signal Associated With Earthquake VIII At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=313,346,1

Figure3.3.3-30. MT Signal Associated With Earthquake VIII At Wakuya(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=313,346,1

Figure3.3.3-31. Seismic Wave Associated With Earthquake VIII At IWT015=313,346,1

Figure3.3.3-32. Seismic Wave Associated With Earthquake VIII At IWT021=313,346,1

Figure3.3.3-33. MT Signal Associated With Earthquake IX At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=314,347,1

Figure3.3.3-34. Seismic Wave Associated With Earthquake IX At IWT013=314,347,1

Figure3.3.3-35. Seismic Wave Associated With Earthquake IX At IWT011=314,347,1

Figure3.3.3-36. MT Signal Associated With Earthquake X At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=314,347,1

Figure3.3.3-37. Seismic Wave Associated With Earthquake X At IWT011=314,347,1

Figure3.3.3-38. Seismic Wave Associated With Earthquake X At IWT012=314,347,1

Figure3.3.3-39. Seismic Wave Associated With Earthquake X At IWT013=314,347,1

Figure3.3.3-40. MT Signal Associated With Earthquake XI At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=315,348,1

Figure3.3.3-41. Seismic Wave Associated With Earthquake XI At IWT011=315,348,1

Figure3.3.3-42. Seismic Wave Associated With Earthquake XI At IWT012=315,348,1

Figure3.3.3-43. Seismic Wave Associated With Earthquake XI At IWT013=315,348,1

Figure3.3.3-44. MT Signal Associated With Earthquake XII At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=315,348,1

Figure3.3.3-45. Seismic Wave Associated With Earthquake XII At IWT012=315,348,1

Figure3.3.3-46. Seismic Wave Associated With Earthquake XII At IWT011=315,348,1

Figure3.3.3-47. Seismic Wave Associated With Earthquake XII At IWT013=315,348,1

Figure3.3.3-48. MT Signal Associated With Earthquake XIII At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=316,349,1

Figure3.3.3-49. MT Signal Associated With Earthquake XIII At Wakuya(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=316,349,1

Figure3.3.3-50. Seismic Wave Associated With Earthquake XIII At IWT013=316,349,1

Figure3.3.3-51. Seismic Wave Associated With Earthquake XIII At IWT011=316,349,1

Figure3.3.3-52. MT Signal Associated With Earthquake XIV At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=316,349,1

Figure3.3.3-53. MT Signal Associated With Earthquake XIV At Wakuya(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=316,349,1

Figure3.3.3-54. Seismic Wave Associated With Earthquake XIV At IWT011=316,349,1

Figure3.3.3-55. Seismic Wave Associated With Earthquake XIV At IWT012=316,349,1

Figure3.3.3-56. Seismic Wave Associated With Earthquake XIV At IWT013=316,349,1

Figure3.3.3-57. MT Signal Associated With Earthquake XV At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=317,350,1

Figure3.3.3-58. MT Signal Associated With Earthquake XV At Wakuya(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=317,350,1

Figure3.3.3-59. Seismic Wave Associated With Earthquake XV At IWT011=317,350,1

Figure3.3.3-60. Seismic Wave Associated With Earthquake XV At IWT013=317,350,1

Figure3.3.3-61. MT Signal Associated With Earthquake XVI At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=317,350,1

Figure3.3.3-62. MT Signal Associated With Earthquake XVI At Wakuya(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=317,350,1

Figure3.3.3-63. Seismic Wave Associated With Earthquake XVI At IWT011=317,350,1

Figure3.3.3-64. Seismic Wave Associated With Earthquake XVI At IWT013=317,350,1

Figure3.3.3-65. MT Signal Associated With Earthquake XVII At Esashi(Top To Bottom, Ex, Ey, Hx, Hy, Hz)=318,351,1

Figure3.3.3-66. Seismic Wave Associated With Earthquake XVII At IWT012=318,351,1

Figure3.3.3-67. Seismic Wave Associated With Earthquake XVII At IWT013=318,351,1

Figure3.3.3-68. Direction Of Magnetotelluric Signals Shown The Phenomenon Of Precusor(Green Arrow) And Disturbance(Red Arrow)=318,351,1

Figure3.3.3-69. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-I)=319,352,1

Figure3.3.3-70. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-II)=319,352,1

Figure3.3.3-71. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-III)=320,353,1

Figure3.3.3-72. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-IV)=320,353,1

Figure3.3.3-73. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-V)=321,354,1

Figure3.3.3-74. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-VI)=321,354,1

Figure3.3.3-75. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-VIII)=322,355,1

Figure3.3.3-76. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-IX)=322,355,1

Figure3.3.3-77. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-X)=323,356,1

Figure3.3.3-78. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-XI)=323,356,1

Figure3.3.3-79. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-XII)=324,357,1

Figure3.3.3-80. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-XIII)=324,357,1

Figure3.3.3-81. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-XIV)=325,358,1

Figure3.3.3-82. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-XV)=325,358,1

Figure3.3.3-83. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-XVI)=326,359,1

Figure3.3.3-84. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Earthquake Happened Times(Earthquake-XVII)=326,359,1

Figure3.3.3-85. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 17:00:00-18:00:00)=327,360,1

Figure3.3.3-86. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 18:00:00-19:00:00)=327,360,1

Figure3.3.3-87. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 19:00:00-20:00:00)=328,361,1

Figure3.3.3-88. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 20:00:00-21:00:00)=328,361,1

Figure3.3.3-89. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 21:00:00-22:00:00)=329,362,1

Figure3.3.3-90. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 22:00:00-23:00:00)=329,362,1

Figure3.3.3-91. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 23:00:00-24:00:00)=330,363,1

Figure3.3.3-92. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 00:00:00-01:00:00)=330,363,1

Figure3.3.3-93. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 01:00:00-02:00:00)=331,364,1

Figure3.3.3-94. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 02:00:00-03:00:00)=331,364,1

Figure3.3.3-95. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 04:00:00-05:00:00)=332,365,1

Figure3.3.3-96. Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward))(Left Side) And Their Spectrum Amplitude(Right) In Ordinary Times(2005.12.02. 05:00:00-06:00:00)=332,365,1

Figure3.3.3-97. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-I)=333,366,1

Figure3.3.3-98. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-II)=333,366,1

Figure3.3.3-99. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-III)=334,367,1

Figure3.3.3-100. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-IV)=334,367,1

Figure3.3.3-101. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-V)=335,368,1

Figure3.3.3-102. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-VI)=335,368,1

Figure3.3.3-103. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-VIII)=336,369,1

Figure3.3.3-104. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-IX)=336,369,1

Figure3.3.3-105. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-X)=337,370,1

Figure3.3.3-106. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-XI)=337,370,1

Figure3.3.3-107. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-XII)=338,371,1

Figure3.3.3-108. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-XIII)=338,371,1

Figure3.3.3-109. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-XIV)=339,372,1

Figure3.3.3-110. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-XV)=339,372,1

Figure3.3.3-111. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-XVI)=340,373,1

Figure3.3.3-112. Filtered(4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times(Earthquake-XVII)=340,373,1

Figure3.3.3-113. Filtered(＜1㎐ And 4-6㎐ Band Pass) Electromagnetic Signal(Ex, Ey, Hx, Hz(Downward)) In Earthquake Happened Times=341,374,1

Figure3.3.3-114. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Normal Condition=342,375,1

Figure3.3.3-115. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(I)=342,375,1

Figure3.3.3-116. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(II)=342,375,1

Figure3.3.3-117. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(IV)=343,376,1

Figure3.3.3-118. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(V)=343,376,1

Figure3.3.3-119. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(VI)=343,376,1

Figure3.3.3-120. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(VIII)=344,377,1

Figure3.3.3-121. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(IX)=344,377,1

Figure3.3.3-122. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(X)=344,377,1

Figure3.3.3-123. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XI)=345,378,1

Figure3.3.3-124. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XII)=345,378,1

Figure3.3.3-125. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XIII)=345,378,1

Figure3.3.3-126. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XIV)=346,379,1

Figure3.3.3-127. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XV)=346,379,1

Figure3.3.3-128. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XVI)=346,379,1

Figure3.3.3-129. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XVII)=347,380,1

Figure3.3.3-130. (a)Occurred Earthquakes In 1978-2004, (b)Geotectonics Of Korea Peninsula=347,380,1

Figure3.3.3-131. (a)Frequency Of Occurred Earthquake In 1978-2004, (b)Mean Of Occurred Earthquake Magnitude In 1978-2004, (c)Graph Of Relation Between Magnitude And Frequency=348,381,1

Figure3.3.3-132. (a)Density Distribution Of Faults And Earthquakes, (b)Ratio Of Density Of Faults And Earthquakes=349,382,1

Figure3.3.3-133. (a)Occurred Earthquakes Above Magnitude 3 In 1978-2004, (b)Occurred Earthquakes Above Magnitude 4 In 1978-2004, (c)Occurred Earthquakes Above Magnitude 5 In 1978-2004=350,383,1

Figure3.3.3-134. (a)Occurred Earthquakes In 1978-1990, (b)Occurred Earthquakes In 1991-2004=350,383,1

Figure3.3.3-135. (a)Annual Frequency Of Earthquakes In Korea Peninsula, (b)Annual Frequency Removed Trend Of Earthquakes In Korea Peninsula=351,384,1

Figure3.3.3-136. Database Of Occurred Earthquakes, Faults And Precedence Researches=352,385,1

Figure3.3.4-1. The Distribution Of b Values With Various Ranges Of Area And Period Of Foreshocks=353,386,1

Figure3.3.4-2. The Distribution Of b Values With Various Ranges Of Area And Period Of Foreshocks=353,386,1

Figure3.3.4-3. The Distribution Of b Values With Various Ranges Of Area And Period Of Foreshocks=354,387,1

Figure3.3.4-4. The Distribution Of b Values With Various Ranges Of Area And Period Of Foreshocks=354,387,1

Figure3.3.4-5. The Distribution Of Historical Earthquakes. The Earthquakes Are Represented As '＋', And Large Earthquakes Of MMI＞VIII Are Represented As Pentagrams=355,388,1

Figure3.3.4-6. Seismicity Of Korean Historical Earthquakes, And Its Linear Regression, Log N＝4.90－0.36 I=356,389,1

Figure3.3.4-7. Seismicity Of Korean Historical Earthquakes Excluding Earthquakes Of MMI＞VIII, And Its Linear Regression, Log N＝4.52-0.30 I=356,389,1

Figure3.3.4-8. Seismicity Of Foreshocks Of Large Earthquakes In 779, And Its Linear Regression, Log N＝1.6-0.19 I=357,390,1

Figure3.3.4-9. Seismicity Of Foreshocks Of Large Earthquakes In 1427, And Its Linear Regression, Log N＝2.5-0.25 I=357,390,1

Figure3.3.4-10. Seismicity Of Foreshocks Of Large Earthquakes In 1445, And Its Linear Regression, Log N＝1.8-0.20 I=358,391,1

Figure3.3.4-11. Seismicity Of Foreshocks Of Large Earthquakes In 1518, And Its Linear Regression, Log N＝2.4-0.30 I=358,391,1

Figure3.3.4-12. Seismicity Of Foreshocks Of Large Earthquakes In 1546, And Its Linear Regression, Log N＝1.7-0.20 I=359,392,1

Figure3.3.4-13. Seismicity Of Foreshocks Of Large Earthquakes In 1553, And Its Linear Regression, Log N＝3.0-0.32 I=359,392,1

Figure3.3.4-14. Seismicity Of Foreshocks Of Large Earthquakes In 1594, And Its Linear Regression, Log N＝1.6-0.22 I=360,393,1

Figure3.3.4-15. Seismicity Of Foreshocks Of Large Earthquakes In 1643, And Its Linear Regression, Log N＝2.6-0.42 I=360,393,1

Figure3.3.4-16. Seismicity Of Foreshocks Of Large Earthquakes In 1681, And Its Linear Regression, Log N＝2.1-0.30 I=361,394,1

Figure3.3.4-17. Seismicity Of Foreshocks Of Large Earthquakes In 1692, And Its Linear Regression, Log N＝2.3-0.24 I=361,394,1

Figure3.3.4-18. Seismicity Of Foreshocks Of Large Earthquakes In 1757, And Its Linear Regression, Log N＝2.0-0.25 I=362,395,1

Figure3.3.4-19. The Variation Of b Values(Line) Calculated From Earthquakes In Preceding 13 Years And In 1.1˚ By 1.1˚ Square About The Each Historical Earthquakes With The Distribution Of Large Earthquakes(Red Asterisks)=362,395,1

Figure3.3.4-20. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1427. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=363,396,1

Figure3.3.4-21. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1430. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=363,396,1

Figure3.3.4-22. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1437. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=364,397,1

Figure3.3.4-23. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1455. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=364,397,1

Figure3.3.4-24. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1455. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=365,398,1

Figure3.3.4-25. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1546. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=365,398,1

Figure3.3.4-26. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1553. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=366,399,1

Figure3.3.4-27. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1643. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=366,399,1

Figure3.3.4-28. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1681. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=367,400,1

Figure3.3.4-29. The Distribution Of b-Values In Preceding 13 Years Before The Large Earthquakes In 1692. Blue Circles And Red Asterisks Represent b-Values ＞0.28 And b-Values ＜＝ 0.28, Respectively. And The Black Pentagrams Represent Large Earthquakes(이=367,400,1

Figure3.3.4-30. Seismicity Of Korean Historical Earthquakes, And Its Linear Regression, Log N＝4.4-0.35 I=368,401,1

Figure3.3.4-31. Seismicity Of Foreshocks Of Large Earthquake In May 18, 1430, And Its Linear Regression, Log N＝1.8-0.21 I=368,401,1

Figure3.3.4-32. Seismicity Of Foreshocks Of Large Earthquake In March 9, 1437, And Its Linear Regression, Log N＝1.5-0.30 I=369,402,1

Figure3.3.4-33. Seismicity Of Foreshocks Of Large Earthquake In Feb. 3, 1521, And Its Linear Regression, Log N＝2.0-0.16 I=369,402,1

Figure3.3.4-34. Seismicity Of Foreshocks Of Large Earthquake In Oct. 17, 1531, And Its Linear Regression, Log N＝2.7-0.45 I=370,403,1

Figure3.3.4-35. Seismicity Of Foreshocks Of Large Earthquake In March 6, 1544, And Its Linear Regression, Log N＝2.1-0.42 I=370,403,1

Figure3.3.4-36. Seismicity Of Foreshocks Of Large Earthquake In March 2, 1553, And Its Linear Regression, Log N＝2.0-0.32 I=371,404,1

Figure3.3.4-37. Seismicity Of Foreshocks Of Large Earthquake In Dec. 31, 1557, And Its Linear Regression, Log N＝1.2-0.24 I=371,404,1

Figure3.3.4-38. Seismicity Of Foreshocks Of Large Earthquake In Nov. 29, 1568, And Its Linear Regression, Log N＝1.8-0.21 I=372,405,1

Figure3.3.4-39. Seismicity Of Foreshocks Of Large Earthquake In June 9, 1643, And Its Linear Regression, Log N＝0.9-0.12 I=372,405,1

Figure3.3.4-40. Seismicity Of Foreshocks Of Large Earthquake In July 24, 1643, And Its Linear Regression, Log N＝0.8-0.11 I=373,406,1

Figure3.3.4-41. Seismicity Of Foreshocks Of Large Earthquake In March 3, 1672, And Its Linear Regression, Log N＝1.7-0.35 I=373,406,1

Figure3.3.4-42. Seismicity Of Foreshocks Of Large Earthquake In Nov, 2, 1692, And Its Linear Regression, Log N＝1.4-0.20 I=374,407,1

Figure3.3.4-43. Seismicity Of Foreshocks Of Large Earthquake In Dec. 24, 1692, And Its Linear Regression, Log N＝0.8-0.05 I=374,407,1

Figure3.3.4-44. Seismicity Of Foreshocks Of Large Earthquake In April 15, 1700, And Its Linear Regression, Log N＝1.7-0.24 I=375,408,1

Figure3.3.4-45. Seismicity Of Foreshocks Of Large Earthquake In Oct. 13, 1702, And Its Linear Regression, Log N＝1.7-0.22 I=375,408,1

Figure3.3.4-46. Seismicity Of Foreshocks Of Large Earthquake In Jan. 3, 1707, And Its Linear Regression, Log N＝1.7-0.18 I=376,409,1

Figure3.3.4-47. Distribution Of b Values From 1427 To 1430. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=377,410,1

Figure3.3.4-48. Distribution Of b Values From 1434 To 1437. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=378,411,1

Figure3.3.4-49. Distribution Of b Values From 1452 To 1455. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=379,412,1

Figure3.3.4-50. Distribution Of b Values From 1515 To 1518. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=380,413,1

Figure3.3.4-51. Distribution Of b Values From 1518 To 1521. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=381,414,1

Figure3.3.4-52. Distribution Of b Values From 1528 To 1531. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=382,415,1

Figure3.3.4-53. Distribution Of b Values From 1543 To 1546. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=383,416,1

Figure3.3.4-54. Distribution Of b Values From 1550 To 1553. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=384,417,1

Figure3.3.4-55. Distribution Of b Values From 1554 To 1557. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=385,418,1

Figure3.3.4-56. Distribution Of b Values From 1565 To 1568. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=386,419,1

Figure3.3.4-57. Distribution Of b Values From 1581 To 1594. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=387,420,1

Figure3.3.4-58. Distribution Of b Values From 1594 To 1597. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=388,421,1

Figure3.3.4-59. Distribution Of b Values From 1638 To 1631. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=389,422,1

Figure3.3.4-60. Distribution Of b Values From 1640 To 1643. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=390,423,1

Figure3.3.4-61. Distribution Of b Values From 1665 To 1668. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=391,424,1

Figure3.3.4-62. Distribution Of b Values From 1669 To 1672. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=392,425,1

Figure3.3.4-63. Distribution Of b Values From 1678 To 1681. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=393,426,1

Figure3.3.4-64. Distribution Of b Values From 1689 To 1692. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=394,427,1

Figure3.3.4-65. Distribution Of b Values From 1694 To 1697. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=395,428,1

Figure3.3.4-66. Distribution Of b Values From 1699 To 1702. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=396,429,1

Figure3.3.4-67. Distribution Of b Values From 1704 To 1707. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=397,430,1

Figure3.3.4-68. Distribution Of b Values From 1711 To 1714. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=398,431,1

Figure3.3.4-69. Distribution Of b Values From 1754 To 1757. The Lower b Values Are Marked As Darker Square. The Star Represents The Location Of Large Earthquake=399,432,1

jpg

Figure3.1.6-7. A 3-D Perspective View For The Bathymetry Around The Korea Peninsula Obtained From The ETOPO Database. The East Sea Is About 30 Times As Deep As The Yellow Sea In Average Depth(Chu et al, 2001)=63,96,1

Figure3.1.6-8. The Structure Of The Input Parameters For The Model SEA. Due To Sharp Difference In Depth Between The Yellow Sea And The East Sea(Sea Of Japan), A Negative Logarithm Was Taken For Depth Value. Each Grid Cell In The Figure Corresponds To The=67,100,1

Figure3.1.6-13./3.1.6-12. The Structures Of The Input Parameters For The Model (A) IRB, (B) KB And (C) HCL, Respectively. The Three Model Structures Are Identical To The Input For Model SEA Excluding Parameters Such As Two Conductive Structures And HCLs=76,109,1

Figure3.1.6-13./3.1.6-12. Continued=77,110,1

Figure3.1.6-13./3.1.6-12. Continued=78,111,1

Figure3.1.6-14./3.1.6-13. Map Of Directional And Amplitude Difference Of Real Induction Arrows Between The Model SEA And The Model IRB For The Period Of 600 And 3600 Sec, Respectively. The Star(★) Denotes The Observation Sites In This Study=80,113,1

Figure3.1.6-15./3.1.6-14. Map Of Directional And Amplitude Difference Of Real Induction Arrows Between The Model SEA And The Model KB For The Period Of 600 And 3600 Sec, Respectively. The Star(★) Denotes The Observation Sites In This Study=81,114,1

Figure3.1.6-16./3.1.6-15. Map Of Directional And Amplitude Difference Of In-Phase Induction Arrows Between The Model SEA And The Model HCL For The Period Of 600 And 3600 Sec, Respectively. The Star(★) Denotes The Observation Sites In This Study=82,115,1

Figure3.1.6-20./3.1.6-19. The Map Showing The Magnitude Of Mutual Coupling Between The Sea And Three Conductive Structures(The IRB And Two HCLs) For The Period Of 600 Sec. The Star(★) Denotes The Observation Sites In This Study=89,122,1

Figure3.1.6-21./3.1.6-20. The In-Phase Difference Arrows At Nine Observation Sites For The Period Of 600 Sec=89,122,1

Figure3.3.3-4. Time Variations Of Power Spectrum Of (a) Ex And (b) Ey At JJE-355 Site. The Color Scale Indicates The Normalized Amplitude For All Frequencies In The Log Scale=305,338,1

Figure3.3.3-129. (a)Apparent Resistivity(xy:Down, yx:Up) And (b)Phase(xy:Up, yx:Down) Graphs Of Earthquake Condition(XVII)=347,380,1

Figure3.3.3-130. (a)Occurred Earthquakes In 1978-2004, (b)Geotectonics Of Korea Peninsula=347,380,1

Figure3.3.3-131. (a)Frequency Of Occurred Earthquake In 1978-2004, (b)Mean Of Occurred Earthquake Magnitude In 1978-2004, (c)Graph Of Relation Between Magnitude And Frequency=348,381,1