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 |
1990.04.18 |
1990.04.27 |
1990.04.30 |
1990.05.09 |
1990.05.16 |
1990.05.22 |
1990.06.06 |
1990.06.13 |
1990.06.29 |
1990.07.10 |
1990.07.11 |
1990.07.30 |
1990.08.03 |
1990.08.09 |
1990.08.21 |
1990.09.05 |
1990.09.18 |
1990.09.28 |
1990.10.03 |
1990.10.16 |
1990.10.23 |
1990.11.13 |
1990.11.14 |
1990.11.21 |
1990.12.05 |
1990.12.11 |
1990.12.19 |
1991.01.09 |
1991.01.16 |
1991.01.23 |
1991.02.06 |
1991.02.12 |
1991.02.20 |
1991.03.01 |
1991.03.06 |
1991.03.08 |
採取時刻 |
1045 |
1055 |
1050 |
1040 |
1330 |
1040 |
1050 |
1100 |
1045 |
1110 |
1340 |
1105 |
1045 |
0945 |
1105 |
1050 |
1110 |
1140 |
1045 |
1035 |
1045 |
1040 |
1200 |
0955 |
1045 |
1040 |
1100 |
1045 |
1400 |
1340 |
1105 |
1040 |
1105 |
1040 |
1320 |
1035 |
天候 |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
曇り |
曇り |
晴れ |
曇り |
雪 |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
気温 (℃) |
11 |
16 |
11.3 |
18.3 |
15.3 |
15.9 |
22.7 |
27.3 |
19.7 |
21.2 |
26 |
29.2 |
30.5 |
26.8 |
32.2 |
24 |
25.8 |
17.5 |
18.6 |
18.5 |
15.5 |
17.4 |
12 |
12.6 |
9.1 |
6 |
3.5 |
3.2 |
1.8 |
1.5 |
-0.1 |
2.4 |
-1.2 |
-0.3 |
11.5 |
2.4 |
水温 (℃) |
7 |
10.3 |
9 |
12 |
15.3 |
13.3 |
17.1 |
19.5 |
15.1 |
17.5 |
20.9 |
19.6 |
21.8 |
21 |
20.1 |
19.8 |
18.5 |
13.6 |
12.5 |
12.9 |
9 |
9 |
9.8 |
8 |
4.5 |
5.8 |
4 |
2.5 |
2.2 |
3.5 |
2 |
2.5 |
1 |
1.9 |
7 |
3.5 |
流量 (m3/s) |
68.0 |
58.3 |
65.8 |
53.6 |
32.5 |
33.9 |
19.7 |
24.9 |
41.4 |
22.4 |
21.3 |
43.9 |
26.1 |
25.1 |
52.5 |
26.4 |
49.9 |
40.7 |
38.2 |
31.1 |
23.5 |
67.9 |
54.5 |
75.3 |
46.1 |
48.5 |
39.0 |
24.9 |
22.9 |
19.2 |
16.4 |
17.9 |
18.6 |
21.2 |
31.6 |
39.8 |
pH |
7.1 |
7 |
7.2 |
6.9 |
7 |
7.1 |
7.3 |
7.2 |
7.4 |
7.5 |
7 |
7.4 |
7.4 |
7.5 |
7.4 |
7.6 |
7.4 |
7.3 |
7.2 |
7.4 |
7.4 |
7.2 |
7.4 |
7.1 |
7.2 |
6.9 |
7.2 |
7.1 |
7.2 |
7.2 |
7.2 |
7.3 |
7.2 |
7.4 |
7.5 |
7.2 |
DO (mg/l) |
|
|
|
|
10.1 |
|
|
|
|
|
10.1 |
|
|
|
|
|
|
10.2 |
|
|
|
|
10.9 |
|
|
|
|
|
12 |
|
|
|
|
|
11.3 |
|
BOD (mg/l) |
|
|
|
|
0.4 |
|
|
|
|
|
0.4 |
|
|
|
|
|
|
0.6 |
|
|
|
|
0.5 |
|
|
|
|
|
0.5 |
|
|
|
|
|
1.4 |
|
COD (mg/l) |
|
|
|
|
3.4 |
|
|
|
|
|
3.4 |
|
|
|
|
|
|
1.9 |
|
|
|
|
1.6 |
|
|
|
|
|
2.1 |
|
|
|
|
|
3.6 |
|
SS (mg/l) |
29 |
23 |
27 |
36 |
27 |
20 |
22 |
70 |
18 |
18 |
27 |
21 |
17 |
16 |
18 |
15 |
18 |
14 |
13 |
28 |
26 |
14 |
15 |
97 |
15 |
15 |
14 |
24 |
18 |
46 |
19 |
19 |
20 |
31 |
32 |
25 |
大腸菌群数 (MPN/100ml) |
|
|
|
|
1.3E+03 |
|
|
|
|
|
2.4E+03 |
|
|
|
|
|
|
4.9E+03 |
|
|
|
|
7.9E+02 |
|
|
|
|
|
4.9E+02 |
|
|
|
|
|
2.4E+02 |
|
全窒素 (mg/l) |
|
|
|
|
1.81 |
|
|
|
|
|
1.36 |
|
|
|
|
|
|
1.66 |
|
|
|
|
1.28 |
|
|
|
|
|
1.26 |
|
|
|
|
|
1.88 |
|
全燐 (mg/l) |
|
|
|
|
0.082 |
|
|
|
|
|
0.006 |
|
|
|
|
|
|
0.037 |
|
|
|
|
0.029 |
|
|
|
|
|
0.053 |
|
|
|
|
|
0.075 |
|
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) |
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
鉄(溶解性) (mg/l) |
0.12 |
0.31 |
0.13 |
0.06 |
< 0.04 |
< 0.04 |
0.11 |
< 0.04 |
0.07 |
0.04 |
< 0.04 |
0.04 |
< 0.04 |
0.05 |
0.08 |
< 0.04 |
0.07 |
|
< 0.04 |
< 0.04 |
< 0.04 |
0.1 |
|
< 0.04 |
0.05 |
0.05 |
0.19 |
0.05 |
|
< 0.04 |
0.04 |
0.05 |
< 0.04 |
0.05 |
|
0.07 |