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 |
2008.04.18 |
2008.04.23 |
2008.05.07 |
2008.05.14 |
2008.06.02 |
2008.06.08 |
2008.07.01 |
2008.07.31 |
2008.08.11 |
2008.08.28 |
2008.09.10 |
2008.09.24 |
2008.10.01 |
2008.10.16 |
2008.11.05 |
2008.11.20 |
2008.12.03 |
2008.12.18 |
2008.04.16 |
2008.05.28 |
2008.06.18 |
2008.08.06 |
2008.08.27 |
2008.09.17 |
2008.10.14 |
2008.11.12 |
2008.12.10 |
2009.01.14 |
2009.01.22 |
2009.02.10 |
2009.02.18 |
2009.03.11 |
2009.03.17 |
2009.01.07 |
2009.02.04 |
2009.03.04 |
採取時刻 |
1105 |
1000 |
1000 |
1010 |
1010 |
0930 |
1045 |
0930 |
0930 |
1030 |
0940 |
1035 |
1030 |
1050 |
1025 |
1055 |
1035 |
1035 |
1110 |
1130 |
1130 |
1030 |
1010 |
1340 |
1150 |
1410 |
1140 |
0935 |
1035 |
1035 |
0940 |
0930 |
0930 |
1205 |
1150 |
1200 |
天候 |
雨 |
晴れ |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
雪 |
晴れ |
雨 |
曇り |
晴れ |
晴れ |
気温 (℃) |
9.8 |
17.8 |
17.7 |
11.4 |
19.4 |
21.7 |
24.1 |
25 |
23.8 |
22.4 |
20.4 |
20.5 |
20.7 |
20.5 |
12.6 |
0.3 |
8.5 |
9.9 |
20 |
17 |
22.3 |
28.2 |
24.6 |
25.2 |
17.2 |
13.1 |
12.2 |
3.5 |
1.7 |
5.4 |
2.6 |
0.3 |
5.2 |
2.4 |
0.4 |
3.0 |
水温 (℃) |
9.3 |
10.4 |
11.8 |
9.5 |
14 |
15.8 |
19 |
19.2 |
20 |
18.6 |
17.8 |
14 |
12.2 |
14.8 |
8 |
4.8 |
6.6 |
6.1 |
10.4 |
12 |
18.4 |
22.1 |
17.3 |
16.9 |
11.6 |
7.2 |
7.2 |
3.2 |
3.2 |
4.0 |
1.0 |
4.0 |
5.5 |
3.2 |
1.9 |
4.8 |
流量 (m3/s) |
39.55 |
38.46 |
30.28 |
25.66 |
31.25 |
29.33 |
22.25 |
33.23 |
|
33.9 |
38.65 |
28.4 |
25.33 |
23.38 |
28.4 |
25.33 |
29.46 |
29.46 |
33.9 |
47.61 |
19.72 |
23.38 |
39.89 |
38.65 |
24.35 |
25.33 |
37.44 |
27.36 |
27.36 |
22.44 |
31.64 |
50.49 |
67.09 |
24.35 |
22.44 |
24.35 |
採取水深 (m) |
0.3 |
0.22 |
0.21 |
0.26 |
0.2 |
0.2 |
0.2 |
0.22 |
0.19 |
0.28 |
0.23 |
0.22 |
0.2 |
0.2 |
0.2 |
0.26 |
0.22 |
0.22 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.24 |
0.18 |
0.24 |
0.26 |
0.28 |
0.2 |
0.2 |
0.2 |
全水深 (m) |
1.52 |
1.11 |
1.05 |
1.3 |
0.98 |
1 |
1 |
1.1 |
0.95 |
1.4 |
1.15 |
1.1 |
1 |
1 |
1 |
1.3 |
1.1 |
1.1 |
1 |
1 |
0.9 |
1 |
1.1 |
1.2 |
1.1 |
1.1 |
1.2 |
1.0 |
1.2 |
0.9 |
1.2 |
1.3 |
1.4 |
1 |
1 |
1.1 |
外観 |
白濁 |
微白濁 |
白濁 |
白濁 |
無色澄明 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
無色澄明 |
微白濁 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
微白濁 |
無色澄明 |
無色澄明 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
白濁 |
微白濁 |
微白濁 |
無色澄明 |
微白濁 |
白濁 |
茶色 |
茶色 |
微茶濁 |
臭気 |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
青草臭(微 |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
pH |
7.4 |
7.4 |
7.3 |
7.3 |
7.6 |
7.6 |
7.7 |
7.5 |
7.7 |
7.5 |
7.5 |
7.9 |
7.8 |
7.9 |
7.6 |
7.6 |
7.6 |
7.6 |
8.0 |
7.5 |
7.8 |
7.7 |
7.5 |
7.7 |
7.7 |
7.8 |
7.7 |
7.5 |
7.5 |
7.8 |
7.4 |
7.4 |
7.4 |
7.8 |
7.7 |
7.8 |
DO (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
12 |
10 |
11 |
9.1 |
9.5 |
10 |
12 |
12 |
12 |
|
|
|
|
|
|
14 |
14 |
13 |
BOD (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.1 |
1.2 |
1.1 |
1.3 |
1.1 |
0.9 |
0.6 |
0.6 |
0.8 |
|
|
|
|
|
|
0.7 |
1.0 |
0.8 |
COD (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2.6 |
2.6 |
3.4 |
3.1 |
2.6 |
2.7 |
1.9 |
2.2 |
1.9 |
|
|
|
|
|
|
1.9 |
2.4 |
2.1 |
SS (mg/l) |
23 |
12 |
15 |
18 |
8 |
7 |
14 |
10 |
9 |
8 |
9 |
7 |
5 |
5 |
4 |
5 |
5 |
6 |
15 |
9 |
10 |
11 |
8 |
8 |
5 |
6 |
7 |
6 |
6 |
7 |
7 |
7 |
9 |
6 |
7 |
6 |
大腸菌群数 (MPN/100ml) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
7.9E+02 |
3.3E+03 |
3.3E+03 |
7.9E+03 |
7.9E+03 |
7.9E+03 |
1.7E+03 |
1.7E+03 |
2.4E+03 |
|
|
|
|
|
|
1.7E+03 |
4.9E+02 |
1.1E+03 |
全窒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1 |
|
1 |
|
0.90 |
|
0.86 |
|
|
|
|
|
|
|
1.1 |
|
1.3 |
全燐 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.069 |
|
0.066 |
|
0.052 |
|
0.059 |
|
|
|
|
|
|
|
0.080 |
|
0.083 |
全亜鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.007 |
0.006 |
0.005 |
0.005 |
< 0.005 |
< 0.005 |
0.009 |
< 0.005 |
< 0.005 |
|
|
|
|
|
|
0.012 |
< 0.005 |
< 0.005 |
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
< 0.001 |
|
< 0.001 |
|
< 0.001 |
|
|
|
|
|
|
|
< 0.001 |
|
< 0.001 |
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
N |
|
N |
|
N |
|
|
|
|
|
|
|
N |
|
N |
鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
|
|
|
|
|
|
|
< 0.005 |
|
< 0.005 |
六価クロム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
< 0.02 |
|
< 0.02 |
|
< 0.02 |
|
|
|
|
|
|
|
< 0.02 |
|
< 0.02 |
砒素 (mg/l) |
|
0.001 |
0.001 |
|
|
0.001 |
|
0.001 |
0.002 |
|
0.001 |
|
< 0.001 |
|
< 0.001 |
|
< 0.001 |
|
|
< 0.001 |
|
0.001 |
|
< 0.001 |
|
< 0.001 |
|
< 0.001 |
|
|
< 0.001 |
< 0.001 |
|
0.001 |
|
0.001 |
総水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
|
|
|
|
|
|
< 0.0005 |
|
< 0.0005 |
亜硝酸性窒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
< 0.02 |
|
< 0.02 |
|
< 0.02 |
|
|
|
|
|
|
|
< 0.02 |
|
< 0.02 |
鉄(溶解性) (mg/l) |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
|
|
|
|
|
|
|
|
|
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
|
|
|
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
< 0.1 |
|
< 0.1 |
|
< 0.1 |
|
|
|
|
|
|
|
< 0.1 |
|
< 0.1 |
クロロフィル-a (ug/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 2 |
|
< 2 |
|
< 2 |
|
< 2 |
|
|
|
|
|
|
|
2 |
|
< 2 |
透視度 |
58 |
71 |
55 |
54 |
92 |
80 |
78 |
81 |
82 |
> 100 |
80 |
> 100 |
> 100 |
> 100 |
> 100 |
94 |
> 100 |
> 100 |
65 |
70 |
70 |
71 |
90 |
88 |
> 100 |
92 |
64 |
68 |
70 |
85 |
99 |
91 |
72 |
74 |
62 |
44 |
塩化物イオン (mg/l) |
|
|
6 |
|
|
|
|
11 |
|
|
10 |
|
|
|
8 |
|
|
|
|
|
|
|
|
|
|
|
|
10 |
|
|
|
7 |
|
|
|
|
カルシウム (mg/l) |
|
|
17 |
|
|
|
|
20 |
|
|
19 |
|
|
|
20 |
|
|
|
|
|
|
|
|
|
|
|
|
23 |
|
|
|
17 |
|
|
|
|
マグネシウム (mg/l) |
|
|
3.8 |
|
|
|
|
5.1 |
|
|
5.1 |
|
|
|
4.9 |
|
|
|
|
|
|
|
|
|
|
|
|
5.8 |
|
|
|
4.8 |
|
|
|
|
硫酸イオン (mg/l) |
|
|
38 |
|
|
|
|
33 |
|
|
33 |
|
|
|
36 |
|
|
|
|
|
|
|
|
|
|
|
|
42 |
|
|
|
27 |
|
|
|
|
酸度 (mg/l) |
2.5 |
2.5 |
3.3 |
5 |
2.5 |
2.6 |
2.5 |
3.8 |
3.3 |
3.7 |
2.8 |
1.9 |
1.5 |
1.8 |
2.4 |
2.2 |
2.8 |
2.8 |
|
|
|
|
|
|
|
|
|
3 |
3 |
1 |
3 |
4 |
3 |
|
|
|
アルカリ度 (mg/l) |
24 |
25 |
22 |
28 |
36 |
40 |
46 |
43 |
54 |
43 |
41 |
40 |
43 |
45 |
42 |
40 |
38 |
37 |
|
|
|
|
|
|
|
|
|
44 |
45 |
45 |
39 |
35 |
31 |
|
|
|
アルミニウム (mg/l) |
1.7 |
1.1 |
1.4 |
1.8 |
0.84 |
0.81 |
1.2 |
0.9 |
0.95 |
0.88 |
0.87 |
0.87 |
0.75 |
0.82 |
0.63 |
0.83 |
0.68 |
0.8 |
|
|
|
|
|
|
|
|
|
0.89 |
0.80 |
0.91 |
0.69 |
0.69 |
0.72 |
|
|
|
鉄(2価) (mg/l) |
0.02 |
< 0.01 |
0.02 |
0.03 |
0.03 |
0.01 |
0.02 |
< 0.01 |
0.01 |
0.02 |
0.03 |
0.02 |
0.02 |
0.02 |
0.01 |
0.02 |
0.02 |
0.02 |
|
|
|
|
|
|
|
|
|
0.01 |
0.02 |
0.03 |
0.02 |
< 0.01 |
0.02 |
|
|
|
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.85 |
|
0.68 |
|
0.73 |
|
0.76 |
|
|
|
|
|
|
|
0.93 |
|
1.2 |