34
(1994 ) a ( ) 22 1 17 4 4 : DO, BOD, COD, TOC, , SS, pH 6 4 : ,DO,DO , BOD, COD, TOC, , a : DO, , ( a ) DO DO 4 (1992 ) a ( ) 1994 DO 27 5 25
(1994 )
a
( )
22 1
17
4 4 : DO,
BOD, COD, TOC, , SS, pH 6 4 : ,DO,DO , BOD,
COD, TOC, , a
: DO,
,
( a)DO
DO
4 (1992)
a
( )
1994
DO
27 5 25
22 1
(22 8 )
BOD19
DODO
17
DO
BOD, COD, TOC
17
18
16
DO
19 COD/BOD/
a
( 0.1-1.0 %)
a
17
a
( ) (
0.1-1.0 % )
( )
4 37
22 48
()
H3 H13
S49 H320
2011.11.21
2016 1 1827
2010
11
25
60
1000
2015 100 2016 517 16
30 m3/s( 355 )
( TP+0.64 m)
30 km
2011.11.21
30 km
28 m3/s130 m3/s2 km
30
( )( )
( )
() ( )( )
2011.11.21
1)2) 3)
4)
7 km12 km
12 km
30 km
25 km
1,600 ha
( 25.329.5 )
2011.11.21
DO DO
DO
DO
2 1
2 1(1)
2 1(1) 1)
2-1342 km
-0.6 56km
16
45 59 916 -0.6 56.2km
17 18 -0.630.2km
220.6 56.2km
45 59 916 -0.6 56.2 km
2011 10 24-0.6 40.0 km
-0.6 56.2 km
4559 9
16
17 18-0.6 30.2km
22
2011 2015
17 18 22 0.656.2km
16
22
16
16
2 1(1)2
( ) 2-13
GPS(2013 10 )
30 km30 km
2 3
0
5.4 km 5.4 30 km 30 km
15 km 30 km
15km
9 7
11 1
12 1
11 9 15
12 116 km
1997 1999
GPS
200m
1997
1997
2 1(2)
2 1(2) 1) GPS
200 mg/l
15 km
(17.7km)20 mg/l
200 mg/l
(17.7km)20 mg/l
15km
http://www.water.go.jp/chubu/nagara/21_yakuwari/kouzuibougyo.html 2014 12 3
20 mg/l
18 km
15 km
(25.3km)(29.5km)
20 mg/l
HP
2 1(2) 2) 30km
44 3 4
( )( ) (
17.7 km
30 km
30km
30km
)
30
30
( BasicFortran C )
11
12
119 15
1216km
15
2014 GPS
7 km12 km
12 km
30 km
25 km
1,600 ha
1,600 ha
2 1(3) 2) 20147
2014 7 10 8(50.24K) 2000
m3/s
2014
12 0
8
(24.10K)(39.40K)
7 106
2 1(4)
P.3-33
3 4-6
2 1(4) 1)
3 4-6TP0.64
2 1(4) 2)
3 4-60
18,000 /L2
4 4
3 4-6
( )( ) (
)
3 4-6
018,000
/L
3 4-6
3 4-6
0
18,000 /L
(
) ( )(
)
3 4-6
3 4-6
3 4-6
2 1(5)
4 4 3 4-3
8
8
8
8
3
1992.4
1900m3
250 m3
1650 m3
2700 m3
( ) 2007
1978 1719 m3
1980 1927 m3
92
7372
876400m3/s 92
89
63 72 89
63 72 89
2004 2491 m3
200m3
(1989)1500 m3
1000 m3
4000 m3
2700 m3 1300m3
62 87
7500 m3/s 6400 m3/s
1500m3
200 m3 1200m3
3 2
3 2(1)
47(1972)
38(1963) (1989)
(
7500 m3/s48 11 7
7270
7500 m3/s
31 3-6
3.1
3 3 1)
2 1(2) 1)
2 1(2) 1)
200 mg/
15km
20 /l
18 km
1(2) 1)
