2004 12

2004 10 23 11 19 23 5 2004/11/18 2004/11/19 2004/11/20 2004/11/21 2004/11/22 2004/1/23 2004/1/24 2004 12 1

www.gsi.go.jp/bousai/niigatajisin/jyoukyouzu/5man1029-1500.pdf 2

2004 10 23 5 56 3717.3'N 13852.2'E 13kmM:6.8 17 56 30 12 3 http://www.seisvol.kishou.go.jp/eq/2004_10_23_niigata/event.html 2004/10/23 17:56 6.8 (1) 2004/10/24 14:21 5.0 17:59 5.3 2004/10/25 00:28 5.3 18:03 6.3 06:04 5.8 18:07 5.7 2004/10/27 10:40 6.1 (5) 18:11 6.0 (2) 2004/11/04 08:57 5.2 18:34 6.5 (3) 2004/11/08 11:15 5.9 18:36 5.1 2004/11/10 03:43 5.3 18:57 5.3 19:36 5.3 19:45 5.7 (4) 19:48 4.4 15 3

(1) 2004 10 23 17:56:0.3 3717.3'N 13852.2'E 13km M:6.8 http://www.seisvol.kishou.go.jp/eq/shindo_db/db_map/200410/23/a20041023175600300011 037173700320138522200470130818368D63V5117004132_table.html 4

(2) 2004 10 23 18:11:56.7 3715.0'N 13849.9'E 12km M:6.0 http://www.seisvol.kishou.go.jp/eq/shindo_db/db_map/200410/23/a20041023181156770009 037150000300138499600520115225660D58V511D004132_table.html 5

(3) 2004 10 23 18:34:5.6 3718.2'N 13855.9'E 14km M:6.5 http://www.seisvol.kishou.go.jp/eq/shindo_db/db_map/200410/23/a20041023183405690009 037182000290138559900420141716765D63V511D004132_table.html 6

(4) 2004 10 23 19:45:57.1 3717.5'N 13852.7'E 12km M:5.7 http://www.seisvol.kishou.go.jp/eq/shindo_db/db_map/200410/23/a20041023194557190009 037175600320138527600400123523957D55V511C004132_table.html 7

(5) 2004 10 27 10:40:50.2 3717.3'N 1392.1'E 12km M:6.1 http://www.seisvol.kishou.go.jp/eq/shindo_db/db_map/200410/27/a20041027104050240009 037173300270139021900390116015361D60V511C004132_table.html 8

HPhttp://www.jma.go.jp/JMA_HP/jma/index.html HPhttp://www.jma.go.jp/JMA_HP/jma/index.html 9

www.mainichi-msn.co.jp/shakai/jiken/ niigatajishin/etc/shingenmap.html http://www.seisvol.kishou.go.jp/eq/2004_10_23_niigata/event.html 10

11

11/19 32 12 3 123 1 EXP.J 2 EXP.J EXP.J 1-1

1-2

1 3 RC EXP.J B 1 2 3 RC 1 2 3 EXP.J 1-3

3 1 SEXP.J 1-4

5680 34320 5000 5060 10000 5060 W.C 9000 5100 Exp.J 5000 5000 5000 5000 10000 2700 11800 3000 4500 4500 13500 4500 4500 9000 9000 4500 4500 9300 4600 Exp.J 10000 1-5

30220 33450 WC WC 33000 27950 Exp.J 36000 36220 10220 20000 30220 33450 1-6

1 EXP.J 3 1 R=97.3 1-7

Exp.J 7000mm 3000mm 10000mm 5000mm 5000mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 4500mm 82000mm 1-8

1-9

2 1 1 1 1 1mm 2 1 R=92.55 1-10

5500 5500 5500 5500 5500 5450 5000 5000 4500 4500 4500 4500 5000 1-11

34 34 32 79.6 86 92.55 86 75 79.6 1-12

3 1-13

11/19 807 1 23 13 2-1

(3) Exp.J (1) (2) 2-2

1 3 RC EXP.J B 2 2 2 RC 1 EXP.J 2 2-3

6425 9500 Exp.J 7000 3700 3300 2500 5840 3660 Exp.J 8000 4000 20000 8000 3150 4300 9000 2400 9000 2400 9000 2400 4300 3700 5550 5550 14800 3700 79250 2-5

3 2 1 RC 2 S 1,2 2-6

2-7

EXP.J 2 2 2 1 3 1 1 2 2 R=71.6 2-8

3150 4300 3800 3800 3800 3800 3800 3800 3800 3800 3800 4300 3700 3700 3700 3700 3700 3700 3700 3700 3700 79250 8000 4000 8000 20000 2-9

2-11

2-12

2-13

2-14

1 2 7 3. 6 8 6 1/750 1/1000 2-15

2-16

2-17

11/20 7 6 12 34 5 1 23 (2) (3) (4) (5) () () (1) 3-1

3-2

1 3 RC F=0.8 Is0.4 4 B 1 500 500 500 700 700 700 650 3-4

3530 13640 2730 6300 3540 8790 8790 8810 8800 8800 4870 3540 4370 9310 2790 36170 Exp.J 3780 4500 4500 4500 4500 13500 4500 9000 4500 3770 Exp.J 7220 12200 30000 9600 23850 3-5

1200 1300 1300 1200 1300 1300 1200 1300 1300 2200 800 800 2200 800 800 2200 800 800 3800 3800 3800 RFL 3FL 2FL 500500 600 GL 2400 7000 9400 1800 C B A 3-6

3 RC B 1 600 600 600 640 660 660 3-7

3800 3800 3750 650 800 2200 800 2200 800 2200 650 1200 1300 1300 1200 1300 1300 1200 1300 1200 7200 2400 3-8

2 RC 1 2 1 1 S 1 1 S 3-9

1 1 1 5mm 7 2 1 1 R=61.25 3-10

3-11

3-12

3780 4500 4500 4500 4500 4500 4500 4500 4500 4500 4500 4500 3770 0 4000 9400 D 3-14

3-15

2 1 4 1 R=73.0 3540 8790 8790 8810 8800 8800 4870 3540 4370 9310 3-16

3 3-17

1 1 EXP.J 1 R=59.0 3-18

ExpJ Exp.J 2400 2250 5450 5450 5450 5450 5450 5450 2250 3-19

3-20

4 3-21

11/20 4-3-26 EXP.J 4-1

() Exp.J () 4-2

(1) 3 RC1961 1962 2 EXP.J B 2 2 RC B 580 62 4-3

3 4 RC B 4-4

4 EXP.J 4-5

10000 4000 4500 18000 4500 4500 4500 4000 4000 9000 4-7

1 1 1 2 3 1 2 1 R=88.0 7000 3000 4000 4500 4500 4500 4500 4500 4500 4500 4500 4000 4000 4500 4500 2 R 3 4-9

4-10

4 EXP.J R=62.5 M M 4-11

4-12

11/21 1423 5-1

()1 Exp.J 3 5-2

3 RC EXP.J B 1 3 RC EXP.J 1 1 5-3

RC S EXP.J S 1 5-4

9800 12715 3970 13030 3990 11850 5410 Exp.J 8250 Exp.J 6650 10800 11500 5500 34500 5500 7200 14600 11000 7250 3750 7200 9700 2300 4250 8500 4250 8250 4250 12750 4250 4250 8500 71250 5-5

1 1 1 R=98.1 2 20 1 2 2 3 2 1 R=90.00 9800 6650 M M Exp.J M M 4250 4250 4250 4250 4250 4250 4250 4250 4250 38250 5-6

23 23 1 1 26.1 90.0 29 7 15.2 3.9 5-7

5-8

1 2 R 5-9

5-10

11/21 756 1 2 3 6-1

W.C W.C W.C 6000 9300 17000 60 50 27 93 0 60 20 45 00 25 00 30 00 68 50 60 00 57 00 57 00 57 50 W.C 17000 W.C W.C 3250 10500 3250 57 50 10 0022 00 39 00 40 00 62 80 16 87 0 60 50 27 93 0 60 20 6-2

6-3

1 1 1 1 R=96.6 2 2 2 1 1 2 R=88.5 6-4

M 6800 M 17000 10200 5750 5700 5700 5700 5600.8 5700 5750 40000 M 6-5

6-6

3 3 3 PSFc350 600mm Fc210 2 R=88.5 Fc=350 600 Fc=210 6-7

C 6800 17000 B 10200 A 5750 5700 5700 5700 5700 5700 5750 40000 6-8

11/22 RC RC RC 4 JR RC 2 7-1

7-2

11/22 RC 10 2800180013005000 8-1

15001800 10@15001800mm 8-2

11/22 9-1

9-2

9-3

11/23 2 3 RC 3 RC 10-1

10-2

10-3

11/23 2 12 2 1/50 1/300 13 11-1

11-2

11-3

11-4

11/23 R4/S61 / 10 1 EXP.J 12-1

12-2

11/23 2 2 13-1

13-5 13-2