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 |
2006.04.19 |
2006.04.24 |
2006.04.27 |
2006.05.10 |
2006.05.17 |
2006.05.25 |
2006.06.04 |
2006.06.15 |
2006.06.21 |
2006.07.07 |
2006.07.12 |
2006.07.19 |
2006.08.01 |
2006.08.09 |
2006.08.24 |
2006.09.06 |
2006.09.13 |
2006.09.21 |
2006.10.04 |
2006.10.18 |
2006.10.26 |
2006.11.08 |
2006.11.17 |
2006.11.27 |
2006.12.06 |
2006.12.13 |
2006.12.21 |
2007.01.11 |
2007.01.17 |
2007.01.24 |
2007.02.07 |
2007.02.14 |
2007.02.22 |
2007.03.01 |
2007.03.08 |
2007.03.14 |
採取時刻 |
1110 |
1130 |
1015 |
0942 |
1115 |
1009 |
0938 |
0950 |
1130 |
1000 |
0940 |
1430 |
0920 |
1340 |
0940 |
1000 |
1420 |
0940 |
0935 |
1200 |
1010 |
1000 |
1010 |
1035 |
0940 |
1130 |
1005 |
1040 |
1100 |
1000 |
1100 |
1030 |
1005 |
1010 |
1140 |
1020 |
天候 |
曇り |
晴れ |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
雨 |
晴れ |
曇り |
曇り |
晴れ |
晴れ |
曇り |
晴れ |
雪 |
晴れ |
晴れ |
曇り |
曇り |
気温 (℃) |
13 |
12 |
10.2 |
15.5 |
21.2 |
15.5 |
18 |
22.5 |
23.8 |
23.5 |
24 |
25.4 |
20.8 |
29.2 |
28 |
21.2 |
24 |
21 |
14.5 |
15.6 |
14.9 |
11.2 |
5.8 |
7.6 |
5.6 |
4.5 |
-1.1 |
2.2 |
4 |
3.1 |
3 |
0.2 |
3.7 |
1.6 |
2 |
2 |
水温 (℃) |
9.1 |
8.6 |
7 |
9.7 |
12.6 |
11.4 |
12.7 |
16 |
16.9 |
16.8 |
19.6 |
20.2 |
17.7 |
24.1 |
21.3 |
17 |
18.6 |
14.9 |
14.1 |
12.5 |
11.8 |
10.1 |
6.9 |
7.3 |
5.3 |
3.9 |
4.7 |
3.4 |
4.1 |
4.4 |
3.8 |
2.8 |
3 |
3.2 |
4.1 |
3.5 |
採取水深 (m) |
|
0.2 |
|
|
0.2 |
|
|
|
0.2 |
|
|
0.2 |
|
0.2 |
|
|
0.2 |
|
|
0.2 |
|
|
|
0.2 |
|
0.2 |
|
|
0.2 |
|
0.2 |
|
|
|
0.2 |
|
全水深 (m) |
|
1.3 |
|
|
1.2 |
|
|
|
1.1 |
|
|
1.1 |
|
1 |
|
|
1 |
|
|
1.1 |
|
|
|
1.2 |
|
1.1 |
|
|
1.1 |
|
1.1 |
|
|
|
1.2 |
|
外観 |
淡灰色 |
微茶濁 |
無色澄明 |
茶色 |
茶濁 |
淡灰色 |
淡灰色 |
無色澄明 |
茶色 |
淡灰色 |
淡灰色 |
微茶濁 |
無色澄明 |
微茶濁 |
茶色 |
無色澄明 |
茶色 |
淡灰色 |
無色澄明 |
茶色 |
淡灰色 |
茶色 |
無色澄明 |
微茶濁 |
無色澄明 |
微茶濁 |
淡灰色 |
淡灰色 |
微茶濁 |
淡灰色 |
微茶濁 |
淡灰色 |
無色澄明 |
淡灰色 |
茶色 |
淡灰色 |
臭気 |
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 |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
pH |
7.4 |
7.3 |
7.4 |
7.2 |
7.4 |
7.4 |
7.3 |
7.5 |
7.6 |
7.6 |
7.6 |
7.8 |
7.7 |
8 |
7.7 |
7.7 |
7.9 |
7.8 |
7.7 |
7.5 |
7.7 |
7.5 |
7.7 |
7.5 |
7.6 |
7.6 |
7.6 |
7.6 |
7.6 |
7.6 |
7.7 |
7.7 |
8 |
8.1 |
7.9 |
7.6 |
DO (mg/l) |
|
11 |
|
|
11 |
|
|
|
10 |
|
|
9.4 |
|
9.1 |
|
|
10 |
|
|
11 |
|
|
|
12 |
|
13 |
|
|
13 |
|
14 |
|
|
|
14 |
|
BOD (mg/l) |
|
1.1 |
|
|
1.3 |
|
|
|
1.4 |
|
|
1.1 |
|
1.3 |
|
|
1.1 |
|
|
0.6 |
|
|
|
0.5 |
|
0.5 |
|
|
0.5 |
|
1 |
|
|
|
1 |
|
COD (mg/l) |
|
3.1 |
|
|
3.3 |
|
|
|
3.8 |
|
|
4.1 |
|
3.2 |
|
|
2.5 |
|
|
2 |
|
|
|
1.8 |
|
1.4 |
|
|
1.2 |
|
2.2 |
|
|
|
2.4 |
|
SS (mg/l) |
10 |
21 |
10 |
14 |
15 |
10 |
9 |
8 |
15 |
11 |
12 |
14 |
10 |
11 |
28 |
8 |
7 |
7 |
6 |
6 |
6 |
21 |
6 |
5 |
5 |
5 |
5 |
5 |
6 |
5 |
6 |
10 |
5 |
5 |
7 |
8 |
大腸菌群数 (MPN/100ml) |
|
7.9E+02 |
|
|
1.7E+03 |
|
|
|
7.9E+03 |
|
|
7.9E+03 |
|
4.9E+03 |
|
|
1.3E+03 |
|
|
1.1E+03 |
|
|
|
3.3E+03 |
|
4.9E+03 |
|
|
1.1E+03 |
|
7.9E+02 |
|
|
|
7.9E+02 |
|
全窒素 (mg/l) |
|
|
|
|
1.2 |
|
|
|
|
|
|
1.4 |
|
|
|
|
1 |
|
|
|
|
|
|
1.1 |
|
|
|
|
1.2 |
|
|
|
|
|
1.5 |
|
全燐 (mg/l) |
|
|
|
|
0.067 |
|
|
|
|
|
|
0.064 |
|
|
|
|
0.059 |
|
|
|
|
|
|
0.034 |
|
|
|
|
0.049 |
|
|
|
|
|
0.038 |
|
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 |
|
|
0.001 |
|
< 0.001 |
0.001 |
|
|
0.001 |
0.001 |
|
< 0.001 |
|
|
0.001 |
|
< 0.001 |
< 0.001 |
|
|
|
< 0.001 |
0.001 |
|
0.001 |
|
|
0.001 |
0.001 |
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 |
|
亜硝酸性窒素 (mg/l) |
|
|
|
|
< 0.01 |
|
|
|
|
|
|
< 0.01 |
|
|
|
|
< 0.01 |
|
|
|
|
|
|
< 0.01 |
|
|
|
|
< 0.01 |
|
|
|
|
|
< 0.01 |
|
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 |
|
0.2 |
|
< 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 |
|
|
|
|
|
4 |
|
透視度 |
85 |
87 |
91 |
63 |
41 |
82 |
76 |
90 |
> 100 |
79 |
84 |
64 |
91 |
63 |
52 |
91 |
97 |
87 |
> 100 |
90 |
82 |
57 |
> 100 |
88 |
> 100 |
66 |
89 |
90 |
86 |
85 |
83 |
71 |
> 100 |
85 |
> 100 |
85 |
塩化物イオン (mg/l) |
|
|
|
7 |
|
|
|
|
|
9 |
|
|
|
|
|
10 |
|
|
|
|
|
8 |
|
|
|
|
|
|
|
10 |
|
|
|
|
|
11 |
カルシウム (mg/l) |
|
|
|
13 |
|
|
|
|
|
20 |
|
|
|
|
|
22 |
|
|
|
|
|
18 |
|
|
|
|
|
|
|
24 |
|
|
|
|
|
21 |
マグネシウム (mg/l) |
|
|
|
2.9 |
|
|
|
|
|
4.4 |
|
|
|
|
|
5.9 |
|
|
|
|
|
4 |
|
|
|
|
|
|
|
5.6 |
|
|
|
|
|
5.1 |
硫酸イオン (mg/l) |
|
|
|
28 |
|
|
|
|
|
38 |
|
|
|
|
|
40 |
|
|
|
|
|
31 |
|
|
|
|
|
|
|
39 |
|
|
|
|
|
34 |
酸度 (mg/l) |
3.3 |
|
3.5 |
4.3 |
|
3.3 |
4.4 |
3.5 |
|
3.8 |
4 |
|
3.8 |
|
4.8 |
4 |
|
3.2 |
3.5 |
|
2.5 |
3.5 |
2.5 |
|
3.3 |
|
2.5 |
2.8 |
|
2.8 |
|
2.8 |
1.5 |
1.3 |
|
3.8 |
アルカリ度 (mg/l) |
26 |
|
23 |
17 |
|
23 |
27 |
31 |
|
31 |
38 |
|
44 |
|
42 |
46 |
|
46 |
43 |
|
38 |
31 |
33 |
|
36 |
|
39 |
35 |
|
40 |
|
44 |
42 |
44 |
|
34 |
アルミニウム (mg/l) |
0.83 |
|
0.91 |
1.1 |
|
1.4 |
1.2 |
1.2 |
|
0.62 |
0.91 |
|
0.48 |
|
2.1 |
0.93 |
|
0.82 |
0.55 |
|
1.1 |
1.9 |
1.1 |
|
0.66 |
|
0.95 |
0.7 |
|
1.2 |
|
0.75 |
0.78 |
0.59 |
|
0.94 |
鉄(2価) (mg/l) |
< 0.01 |
|
0.01 |
< 0.01 |
|
< 0.01 |
0.01 |
|
|
0.02 |
< 0.01 |
|
0.01 |
|
0.05 |
0.02 |
|
< 0.01 |
0.01 |
|
0.01 |
0.02 |
0.05 |
|
< 0.01 |
|
< 0.01 |
< 0.01 |
|
< 0.01 |
|
0.01 |
< 0.01 |
< 0.01 |
|
< 0.01 |
鉄(3価) (mg/l) |
0.04 |
|
0.03 |
0.04 |
|
0.02 |
0.03 |
0.04 |
|
0.1 |
0.12 |
|
0.06 |
|
0.12 |
0.04 |
|
0.06 |
0.05 |
|
0.05 |
0.07 |
0.01 |
|
0.09 |
|
0.06 |
0.03 |
|
0.22 |
|
0.07 |
0.05 |
0.12 |
|
0.08 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
0.1 |
|
|
|
|
|
|
|
|
|
|
|
0.1 |
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
|
0.92 |
|
|
|
|
|
|
0.95 |
|
|
|
|
0.85 |
|
|
|
|
|
|
1 |
|
|
|
|
1.1 |
|
|
|
|
|
1.4 |
|