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 |
2009.04.21 |
2009.04.28 |
2009.05.13 |
2009.05.28 |
2009.06.07 |
2009.06.18 |
2009.07.01 |
2009.07.24 |
2009.08.04 |
2009.08.25 |
2009.09.02 |
2009.09.15 |
2009.10.07 |
2009.10.20 |
2009.11.04 |
2009.11.17 |
2009.12.02 |
2009.12.15 |
2009.04.20 |
2009.05.20 |
2009.06.17 |
2009.08.05 |
2009.08.19 |
2009.09.09 |
2009.10.14 |
2009.11.11 |
2009.12.09 |
2010.01.13 |
2010.01.19 |
2010.02.08 |
2010.02.17 |
2010.03.10 |
2010.03.16 |
2010.01.06 |
2010.02.03 |
2010.03.03 |
採取時刻 |
1000 |
1010 |
1020 |
0935 |
0940 |
0955 |
1000 |
1010 |
1500 |
0940 |
0950 |
1025 |
0950 |
0845 |
0940 |
0950 |
0950 |
0955 |
1200 |
1125 |
1140 |
1035 |
0940 |
1100 |
1130 |
1020 |
1125 |
1051 |
1025 |
1010 |
1010 |
1030 |
1010 |
1320 |
1100 |
1150 |
天候 |
雨 |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
雨 |
晴れ |
雪 |
曇り |
晴れ |
曇り |
雪 |
晴れ |
雪 |
晴れ |
晴れ |
気温 (℃) |
9.7 |
14 |
16 |
21.8 |
17.1 |
16.9 |
22.4 |
24 |
21.6 |
23.9 |
21.2 |
18.9 |
19.6 |
15.1 |
5.5 |
5.3 |
6.8 |
1 |
14 |
21.8 |
20 |
28 |
23.5 |
16.2 |
16.8 |
7.8 |
5.2 |
3 |
-2.9 |
2.5 |
0.8 |
-1.6 |
8.2 |
0.8 |
-5 |
4.5 |
水温 (℃) |
9.4 |
8.8 |
10.9 |
13.5 |
12.4 |
14.5 |
17.9 |
18.8 |
20.3 |
15.8 |
16.4 |
15.4 |
13.3 |
12.2 |
5.9 |
8.2 |
5.6 |
4.1 |
10.1 |
12.1 |
16 |
20.5 |
19 |
16.5 |
11.7 |
11 |
4.8 |
2.9 |
3.1 |
1.8 |
2.4 |
1.8 |
6 |
2.8 |
1.4 |
5.4 |
流量 (m3/s) |
46.37 |
68.72 |
60.78 |
36.24 |
99.34 |
41.15 |
27.36 |
47.72 |
54.78 |
28.4 |
41.15 |
27.36 |
24.35 |
29.46 |
24.35 |
42.42 |
31.64 |
32.76 |
43.33 |
42.07 |
30.45 |
47.24 |
40.82 |
28.35 |
31.52 |
25.33 |
34.87 |
25.33 |
22.44 |
23.43 |
20.7 |
33.74 |
79.32 |
26.32 |
26.32 |
31.52 |
採取水深 (m) |
0.28 |
0.34 |
0.34 |
0.28 |
0.38 |
0.3 |
0.26 |
0.3 |
0.32 |
0.26 |
0.29 |
0.26 |
0.26 |
0.28 |
0.24 |
0.3 |
0.28 |
0.28 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.27 |
0.24 |
0.27 |
0.26 |
0.3 |
0.36 |
0.2 |
0.2 |
0.2 |
全水深 (m) |
1.4 |
1.7 |
1.7 |
1.4 |
1.9 |
1.5 |
1.3 |
1.5 |
1.6 |
1.3 |
1.45 |
1.3 |
1.3 |
1.4 |
1.2 |
1.5 |
1.4 |
1.4 |
1.1 |
1.1 |
1 |
1.2 |
1.1 |
1 |
1.1 |
1.1 |
1.2 |
1.35 |
1.2 |
1.35 |
1.3 |
1.5 |
1.8 |
1 |
1 |
1.1 |
外観 |
茶色 |
茶色 |
茶濁 |
茶濁 |
茶濁 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
茶色 |
微茶濁 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
微茶濁 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶濁 |
微茶濁 |
茶濁 |
微茶濁 |
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 |
7.3 |
7.3 |
7.1 |
7.4 |
7.2 |
7.3 |
7.6 |
7.5 |
7.5 |
7.6 |
7.7 |
7.7 |
7.6 |
7.5 |
7.6 |
7.5 |
7.4 |
7.4 |
7.5 |
7.3 |
7.7 |
7.5 |
7.5 |
7.9 |
7.5 |
7.6 |
7.6 |
7.5 |
7.5 |
7.6 |
7.8 |
7.4 |
7.3 |
7.6 |
7.8 |
7.6 |
DO (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
12 |
11 |
10 |
9.2 |
9.3 |
10 |
11 |
11 |
13 |
|
|
|
|
|
|
14 |
15 |
14 |
BOD (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.8 |
0.9 |
0.9 |
1.0 |
0.9 |
1.0 |
1.0 |
1.0 |
0.8 |
|
|
|
|
|
|
1.0 |
0.7 |
0.8 |
COD (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2.2 |
2.5 |
2.6 |
2.7 |
2.4 |
2.3 |
2.4 |
2.8 |
1.5 |
|
|
|
|
|
|
2.7 |
2.0 |
1.9 |
SS (mg/l) |
9 |
10 |
19 |
9 |
28 |
13 |
10 |
10 |
10 |
7 |
6 |
8 |
7 |
7 |
4 |
5 |
4 |
5 |
8 |
13 |
8 |
10 |
10 |
7 |
6 |
5 |
5 |
6 |
7 |
7 |
7 |
6 |
74 |
9 |
7 |
7 |
大腸菌群数 (MPN/100ml) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
4.9E+02 |
4.9E+03 |
4.9E+03 |
1.3E+04 |
2.4E+04 |
4.9E+03 |
7.9E+03 |
2.2E+03 |
7.9E+03 |
|
|
|
|
|
|
1.1E+03 |
4.9E+02 |
1.1E+03 |
全窒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.0 |
|
1.1 |
|
0.97 |
|
0.98 |
|
|
|
|
|
|
|
1.1 |
|
1.5 |
全燐 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.068 |
|
0.043 |
|
0.054 |
|
0.056 |
|
|
|
|
|
|
|
0.050 |
|
0.046 |
全亜鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.008 |
0.007 |
0.006 |
0.005 |
< 0.005 |
0.020 |
< 0.005 |
0.009 |
0.007 |
|
|
|
|
|
|
0.004 |
0.002 |
0.003 |
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 |
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 |
|
|
|
|
|
|
|
3 |
|
4 |
透視度 |
81 |
68 |
40 |
60 |
42 |
59 |
69 |
85 |
74 |
77 |
89 |
77 |
79 |
> 100 |
> 100 |
> 100 |
> 100 |
93 |
50 |
51 |
70 |
66 |
65 |
81 |
85 |
48 |
59 |
68 |
70 |
77 |
75 |
73 |
26 |
41 |
39 |
45 |
塩化物イオン (mg/l) |
|
|
8 |
|
|
|
9 |
|
|
|
8 |
|
|
|
11 |
|
|
|
|
|
|
|
|
|
|
|
|
10 |
|
|
|
8 |
|
|
|
|
カルシウム (mg/l) |
|
|
12 |
|
|
|
23 |
|
|
|
19 |
|
|
|
22 |
|
|
|
|
|
|
|
|
|
|
|
|
22 |
|
|
|
18 |
|
|
|
|
マグネシウム (mg/l) |
|
|
3.2 |
|
|
|
5.5 |
|
|
|
4.8 |
|
|
|
5.5 |
|
|
|
|
|
|
|
|
|
|
|
|
5.2 |
|
|
|
4.8 |
|
|
|
|
硫酸イオン (mg/l) |
|
|
29 |
|
|
|
43 |
|
|
|
31 |
|
|
|
43 |
|
|
|
|
|
|
|
|
|
|
|
|
41 |
|
|
|
28 |
|
|
|
|
酸度 (mg/l) |
2 |
3 |
2 |
2 |
2 |
4 |
2 |
3 |
3 |
3 |
2 |
2 |
3 |
3 |
2 |
3 |
4 |
2 |
|
|
|
|
|
|
|
|
|
3 |
2 |
3 |
2 |
3 |
4 |
|
|
|
アルカリ度 (mg/l) |
27 |
25 |
15 |
26 |
22 |
35 |
43 |
34 |
36 |
44 |
43 |
43 |
43 |
41 |
38 |
35 |
35 |
38 |
|
|
|
|
|
|
|
|
|
41 |
43 |
41 |
43 |
38 |
32 |
|
|
|
アルミニウム (mg/l) |
1.0 |
0.94 |
1.6 |
1.0 |
1.8 |
1.0 |
1.0 |
0.91 |
0.86 |
0.91 |
0.64 |
0.89 |
1.0 |
0.82 |
0.70 |
0.67 |
0.72 |
0.68 |
|
|
|
|
|
|
|
|
|
0.84 |
0.77 |
0.77 |
0.89 |
0.44 |
2.0 |
|
|
|
鉄(2価) (mg/l) |
0.02 |
0.03 |
0.05 |
0.03 |
0.07 |
0.04 |
0.05 |
0.06 |
0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
0.01 |
0.01 |
|
|
|
|
|
|
|
|
|
0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
0.05 |
|
|
|
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.80 |
|
0.97 |
|
0.87 |
|
0.75 |
|
|
|
|
|
|
|
0.96 |
|
1.3 |
ふん便性大腸菌群数 (個/100mL) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
3.8E+01 |
1.1E+02 |
4.3E+02 |
2.2E+02 |
3.3E+03 |
1.3E+03 |
4.1E+02 |
1.1E+03 |
3.3E+02 |
|
|
|
|
|
|
3.1E+02 |
2.4E+02 |
2.4E+02 |