測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
01751 |
北上川(2) |
船田橋 |
A |
測定結果
採取年月日 |
1992.04.16 |
1992.04.21 |
1992.04.27 |
1992.05.06 |
1992.05.19 |
1992.05.20 |
1992.06.03 |
1992.06.12 |
1992.06.19 |
1992.07.08 |
1992.07.14 |
1992.07.29 |
1992.08.03 |
1992.08.18 |
1992.08.25 |
1992.09.02 |
1992.09.09 |
1992.09.22 |
1992.10.07 |
1992.10.13 |
1992.10.20 |
1992.11.04 |
1992.11.11 |
1992.11.17 |
1992.12.02 |
1992.12.11 |
1992.12.18 |
1993.01.06 |
1993.01.19 |
1993.01.20 |
1993.02.03 |
1993.02.09 |
1993.02.16 |
1993.03.03 |
1993.03.09 |
1993.03.10 |
採取時刻 |
1045 |
1040 |
1035 |
1055 |
1035 |
1330 |
1040 |
1050 |
1050 |
1350 |
1055 |
1050 |
1100 |
1045 |
1045 |
1050 |
1320 |
1050 |
1055 |
1040 |
1035 |
1105 |
1630 |
1035 |
1050 |
1040 |
1040 |
1100 |
1125 |
1500 |
1105 |
1055 |
1105 |
1055 |
1035 |
1300 |
天候 |
雨 |
2 |
2 |
2 |
2 |
2 |
2 |
雨 |
4 |
2 |
4 |
4 |
2 |
2 |
2 |
4 |
雨 |
2 |
2 |
2 |
4 |
2 |
4 |
2 |
2 |
4 |
4 |
2 |
雪 |
雪 |
4 |
2 |
2 |
4 |
2 |
2 |
気温 (℃) |
5.9 |
12.8 |
19.7 |
10.5 |
18.2 |
18.2 |
23.1 |
16.3 |
15.4 |
27.5 |
21.7 |
26.8 |
29.0 |
30.7 |
30.7 |
27.4 |
18.0 |
16.9 |
17.3 |
20.4 |
13.7 |
13.1 |
9.0 |
6.9 |
8.3 |
7.4 |
7.5 |
4.7 |
2.0 |
-1.3 |
4.3 |
1.2 |
5.5 |
4.1 |
0.5 |
4.5 |
水温 (℃) |
5.5 |
8.9 |
9.7 |
8.5 |
13.0 |
14.5 |
14.4 |
13.5 |
13.0 |
21.2 |
17.3 |
19.7 |
23.0 |
22.0 |
22.0 |
20.8 |
16.5 |
12.5 |
11.0 |
14.0 |
11.2 |
8.8 |
7.6 |
6.7 |
6.3 |
7.5 |
3.5 |
3.0 |
2.3 |
2.8 |
2.5 |
2.0 |
2.3 |
3.0 |
1.0 |
5.0 |
流量 (m3/s) |
43.45 |
43.13 |
43.01 |
36.49 |
48.28 |
41.74 |
43.45 |
41.02 |
35.95 |
28.84 |
17.33 |
23.40 |
21.27 |
22.96 |
22.96 |
14.75 |
27.94 |
17.89 |
17.90 |
19.86 |
20.22 |
35.80 |
40.66 |
31.06 |
28.79 |
36.52 |
34.73 |
22.06 |
18.24 |
20.53 |
16.47 |
49.70 |
26.49 |
18.37 |
25.38 |
27.94 |
pH |
7.2 |
7.4 |
7.2 |
7.1 |
7.1 |
7.2 |
7.3 |
7.4 |
7.3 |
7.7 |
7.7 |
7.6 |
7.5 |
7.6 |
7.6 |
7.8 |
7.7 |
7.6 |
7.6 |
7.6 |
7.5 |
7.5 |
7.4 |
7.2 |
7.4 |
7.3 |
7.4 |
7.4 |
7.3 |
7.5 |
7.6 |
7.3 |
7.4 |
7.7 |
7.6 |
7.4 |
DO (mg/l) |
|
|
|
|
|
10 |
|
|
|
8.7 |
|
|
|
|
|
|
9.6 |
|
|
|
|
|
10 |
|
|
|
|
|
|
13 |
|
|
|
|
|
12 |
BOD (mg/l) |
|
|
|
|
|
1 |
|
|
|
0.9 |
|
|
|
|
|
|
0.9 |
|
|
|
|
|
1.4 |
|
|
|
|
|
|
1.2 |
|
|
|
|
|
1.4 |
COD (mg/l) |
|
|
|
|
|
3.2 |
|
|
|
3.5 |
|
|
|
|
|
|
2.5 |
|
|
|
|
|
6.7 |
|
|
|
|
|
|
4.2 |
|
|
|
|
|
2.6 |
SS (mg/l) |
25 |
14 |
28 |
22 |
24 |
25 |
15 |
6 |
15 |
20 |
16 |
25 |
17 |
14 |
14 |
14 |
16 |
12 |
11 |
12 |
25 |
63 |
70 |
11 |
30 |
24 |
16 |
11 |
15 |
77 |
15 |
45 |
20 |
15 |
15 |
18 |
大腸菌群数 (MPN/100ml) |
|
|
|
|
|
1.30E+03 |
|
|
|
7.90E+03 |
|
|
|
|
|
|
3.30E+02 |
|
|
|
|
|
1.30E+03 |
|
|
|
|
|
|
4.90E+03 |
|
|
|
|
|
2.40E+03 |
全窒素 (mg/l) |
|
|
|
|
|
1.44 |
|
|
|
1.38 |
|
|
|
|
|
|
1.12 |
|
|
|
|
|
1.52 |
|
|
|
|
|
|
1.63 |
|
|
|
|
|
1.96 |
全燐 (mg/l) |
|
|
|
|
|
0.095 |
|
|
|
0.087 |
|
|
|
|
|
|
0.061 |
|
|
|
|
|
0.141 |
|
|
|
|
|
|
0.102 |
|
|
|
|
|
0.62 |
カドミウム (mg/l) |
|
|
|
|
|
< 0.005 |
|
|
|
< 0.005 |
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
全シアン (mg/l) |
|
|
|
|
|
N |
|
|
|
N |
|
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
|
N |
|
|
|
N |
|
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
|
N |
|
|
|
|
|
N |
鉛 (mg/l) |
|
|
|
|
|
< 0.05 |
|
|
|
< 0.05 |
|
|
|
|
|
|
< 0.05 |
|
|
|
|
|
< 0.05 |
|
|
|
|
|
|
< 0.05 |
|
|
|
|
|
< 0.05 |
六価クロム (mg/l) |
|
|
|
|
|
< 0.02 |
|
|
|
< 0.02 |
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
< 0.02 |
砒素 (mg/l) |
< 0.02 |
|
|
< 0.02 |
|
< 0.02 |
< 0.02 |
|
|
< 0.02 |
|
< 0.02 |
< 0.02 |
|
|
< 0.02 |
< 0.02 |
|
< 0.02 |
|
|
< 0.02 |
< 0.02 |
|
< 0.02 |
|
|
< 0.02 |
|
< 0.02 |
< 0.02 |
|
|
< 0.02 |
|
< 0.02 |
総水銀 (mg/l) |
|
|
|
|
|
< 0 |
|
|
|
< 0 |
|
|
|
|
|
|
< 0 |
|
|
|
|
|
< 0 |
|
|
|
|
|
|
< 0 |
|
|
|
|
|
< 0 |
鉄(溶解性) (mg/l) |
1 |
1 |
1.6 |
2.1 |
1.1 |
|
0.6 |
0.7 |
0.4 |
|
0.8 |
0.6 |
0.4 |
0.6 |
0.5 |
0.8 |
|
0.4 |
0.8 |
0.6 |
0.9 |
0.4 |
|
0.7 |
1 |
1.6 |
1.3 |
0.8 |
0.7 |
|
0.9 |
2.5 |
1.9 |
1 |
1.3 |
|