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 |
1989.04.19 |
1989.04.24 |
1989.04.28 |
1989.05.10 |
1989.05.17 |
1989.05.22 |
1989.06.07 |
1989.06.13 |
1989.06.20 |
1989.07.05 |
1989.07.17 |
1989.07.19 |
1989.08.08 |
1989.08.21 |
1989.09.19 |
1989.09.25 |
1989.09.27 |
1989.10.04 |
1989.10.20 |
1989.10.26 |
1989.11.08 |
1989.11.15 |
1989.11.21 |
1989.12.06 |
1989.12.12 |
1989.12.20 |
1990.01.10 |
1990.01.17 |
1990.01.24 |
1990.02.01 |
1990.02.07 |
1990.02.19 |
1990.03.01 |
1990.03.07 |
1990.03.09 |
採取時刻 |
1035 |
1050 |
1100 |
1055 |
1200 |
1050 |
1055 |
1200 |
1125 |
1050 |
1140 |
1250 |
1155 |
1045 |
1110 |
1020 |
1300 |
1045 |
1050 |
1045 |
1105 |
1300 |
1045 |
1050 |
1040 |
1100 |
1100 |
1300 |
1120 |
1115 |
1050 |
1055 |
1050 |
1140 |
1040 |
天候 |
晴れ |
雨 |
曇り |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
雨 |
曇り |
曇り |
曇り |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
雨 |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
曇り |
晴れ |
気温 (℃) |
15 |
5.5 |
6.3 |
20 |
22.2 |
20 |
18.2 |
25.5 |
14.5 |
23.5 |
20.6 |
25 |
30 |
27.5 |
19.2 |
19.6 |
17.8 |
13.2 |
17.3 |
18 |
13.2 |
8.5 |
9.5 |
4.8 |
3.4 |
-2 |
3.7 |
-2.2 |
-1.1 |
-3.1 |
2 |
2.4 |
5 |
2 |
3.8 |
水温 (℃) |
7.8 |
7.5 |
6.7 |
12.5 |
13.9 |
12.5 |
13.4 |
18 |
14 |
17.2 |
19 |
21 |
24.6 |
20.5 |
14.7 |
13.5 |
13 |
11.2 |
11.3 |
10 |
10.5 |
8 |
6.7 |
9.7 |
2.6 |
0.2 |
2.5 |
1 |
0.5 |
1.2 |
2.6 |
3.5 |
3 |
3.5 |
4 |
流量 (m3/s) |
82.9 |
74.7 |
57.8 |
38.8 |
30.6 |
48.0 |
33.6 |
17.1 |
31.3 |
21.6 |
25.3 |
16.2 |
12.3 |
11.3 |
57.4 |
61.1 |
47.3 |
33.5 |
40.4 |
25.5 |
29.1 |
31.6 |
29.4 |
26.6 |
23.2 |
20.4 |
20.4 |
19.8 |
16.7 |
19.6 |
16.9 |
21.8 |
39.1 |
28.8 |
28.7 |
pH |
7.1 |
7 |
6.8 |
6.7 |
6.9 |
7 |
7.2 |
7.2 |
7.4 |
7.4 |
7.3 |
7.4 |
7.6 |
7.6 |
7.3 |
7.3 |
7.4 |
7.2 |
7.2 |
7.3 |
7.4 |
7.4 |
7.3 |
7.3 |
7.2 |
7.3 |
7.3 |
7.3 |
7.1 |
7.3 |
7.2 |
7.2 |
7.2 |
7.4 |
7.3 |
DO (mg/l) |
|
|
|
|
9.7 |
|
|
|
|
|
|
8.6 |
|
|
|
|
9.9 |
|
|
|
|
11.6 |
|
|
|
|
|
13.4 |
|
|
|
|
|
12.2 |
|
BOD (mg/l) |
|
|
|
|
1 |
|
|
|
|
|
|
1.6 |
|
|
|
|
1.9 |
|
|
|
|
1.3 |
|
|
|
|
|
1.3 |
|
|
|
|
|
0.7 |
|
COD (mg/l) |
|
|
|
|
2.8 |
|
|
|
|
|
|
3.2 |
|
|
|
|
2.6 |
|
|
|
|
2.1 |
|
|
|
|
|
2.4 |
|
|
|
|
|
2.4 |
|
SS (mg/l) |
35 |
34 |
30 |
28 |
29 |
26 |
17 |
24 |
17 |
28 |
31 |
22 |
23 |
16 |
25 |
18 |
17 |
14 |
52 |
14 |
20 |
14 |
12 |
15 |
15 |
18 |
19 |
42 |
20 |
20 |
25 |
21 |
22 |
29 |
16 |
大腸菌群数 (MPN/100ml) |
|
|
|
|
7.9E+02 |
|
|
|
|
|
|
1.7E+03 |
|
|
|
|
7.9E+03 |
|
|
|
|
4.9E+02 |
|
|
|
|
|
1.7E+03 |
|
|
|
|
|
1.1E+03 |
|
全窒素 (mg/l) |
|
|
|
|
1.62 |
|
|
|
|
|
|
1.37 |
|
|
|
|
1.41 |
|
|
|
|
1.13 |
|
|
|
|
|
1.5 |
|
|
|
|
|
1.75 |
|
全燐 (mg/l) |
|
|
|
|
0.094 |
|
|
|
|
|
|
0.061 |
|
|
|
|
0.043 |
|
|
|
|
0.033 |
|
|
|
|
|
0.054 |
|
|
|
|
|
0.045 |
|
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) |
|
|
|
|
< 0.01 |
|
|
|
|
|
|
< 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 |
|
総水銀 (mg/l) |
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
< 0.0005 |
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
アルキル水銀 (mg/l) |
|
|
|
|
N |
|
|
|
|
|
|
N |
|
|
|
|
N |
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
鉄(溶解性) (mg/l) |
0.2 |
0.13 |
0.25 |
0.1 |
|
0.06 |
0.03 |
0.01 |
0.04 |
0.04 |
0.03 |
0.05 |
0.04 |
0.12 |
0.13 |
0.09 |
0.02 |
0.02 |
0.04 |
0.02 |
0.07 |
|
0.06 |
0.15 |
0.1 |
0.15 |
0.33 |
|
0.11 |
0.06 |
0.02 |
0.09 |
0.07 |
|
0.07 |