測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
50301 |
田瀬ダム貯水池 |
L‐5(ダムサイト) |
A |
測定結果
採取年月日 |
2014.04.16 |
2014.04.16 |
2014.04.16 |
2014.05.14 |
2014.05.14 |
2014.05.14 |
2014.06.11 |
2014.06.11 |
2014.06.11 |
2014.07.09 |
2014.07.09 |
2014.07.09 |
2014.08.20 |
2014.08.20 |
2014.08.20 |
2014.09.10 |
2014.09.10 |
2014.09.10 |
2014.10.08 |
2014.10.08 |
2014.10.08 |
2014.11.12 |
2014.11.12 |
2014.11.12 |
2014.12.10 |
2014.12.10 |
2014.12.10 |
2015.01.07 |
2015.01.07 |
2015.01.07 |
2015.02.04 |
2015.02.04 |
2015.02.04 |
2015.03.04 |
2015.03.04 |
2015.03.04 |
採取時刻 |
0952 |
1019 |
1043 |
0950 |
1025 |
1152 |
0931 |
1002 |
1017 |
0921 |
1004 |
1024 |
0950 |
1017 |
1035 |
0927 |
1008 |
1026 |
0922 |
0955 |
1013 |
0935 |
1005 |
1030 |
0949 |
1022 |
1046 |
0933 |
1028 |
1045 |
0920 |
1000 |
1025 |
1012 |
1131 |
1157 |
天候 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
雨 |
曇り |
曇り |
気温 (℃) |
12.0 |
12.0 |
10.8 |
23.2 |
24.3 |
25.4 |
22.1 |
24.1 |
23.9 |
26.9 |
29.0 |
27.6 |
27.1 |
27.9 |
29.7 |
23.2 |
26.1 |
25.4 |
13.2 |
15.7 |
16.8 |
11.2 |
11.2 |
13.2 |
3.9 |
4.0 |
4.5 |
-2.9 |
-2.5 |
-2.5 |
0.5 |
0.9 |
1.4 |
1.9 |
2.2 |
2.3 |
水温 (℃) |
4.9 |
5.9 |
8.2 |
17.7 |
8.2 |
5.9 |
19.3 |
10.5 |
5.0 |
24.5 |
18.0 |
8.0 |
24.8 |
19.1 |
6.2 |
22.8 |
18.4 |
7.6 |
17.9 |
15.0 |
9.0 |
11.8 |
10.4 |
5.8 |
7.1 |
6.1 |
4.4 |
3.0 |
3.0 |
2.9 |
1.0 |
2.1 |
3.0 |
2.1 |
2.8 |
2.8 |
流量 (m3/s) |
34.74 |
34.74 |
34.74 |
15.49 |
15.49 |
15.49 |
28.98 |
28.98 |
28.98 |
23.50 |
23.50 |
23.50 |
28.09 |
28.09 |
28.09 |
20.74 |
20.74 |
20.74 |
34.08 |
34.08 |
34.08 |
20.38 |
20.38 |
20.38 |
15.99 |
15.99 |
15.99 |
19.81 |
19.81 |
19.81 |
8.85 |
8.85 |
8.85 |
33.52 |
33.52 |
33.52 |
採取水深 (m) |
57.80 |
29.40 |
0.50 |
0.50 |
27.00 |
53.00 |
0.50 |
24.80 |
48.60 |
0.50 |
22.90 |
44.80 |
0.50 |
23.60 |
46.20 |
0.50 |
23.59 |
46.18 |
0.50 |
24.50 |
48.00 |
0.50 |
28.40 |
55.80 |
0.50 |
29.30 |
57.60 |
0.50 |
24.90 |
48.80 |
0.50 |
21.20 |
41.40 |
0.50 |
19.50 |
38.00 |
全水深 (m) |
58.80 |
58.80 |
58.80 |
54.00 |
54.00 |
54.00 |
49.60 |
49.60 |
49.60 |
45.80 |
45.80 |
45.80 |
47.20 |
47.20 |
47.20 |
47.18 |
47.18 |
47.18 |
49.00 |
49.00 |
49.00 |
56.80 |
56.80 |
56.80 |
58.60 |
58.60 |
58.60 |
49.80 |
49.80 |
49.80 |
42.40 |
42.40 |
42.40 |
39.00 |
39.00 |
39.00 |
透明度 (m) |
|
|
2.2 |
4.0 |
|
|
2.6 |
|
|
3.2 |
|
|
2.8 |
|
|
1.2 |
|
|
2.8 |
|
|
5.3 |
|
|
5.1 |
|
|
3.6 |
|
|
2.7 |
|
|
3.4 |
|
|
外観 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
微白濁 |
緑色・淡( |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
黒色・淡( |
無色澄明 |
無色澄明 |
黒色・淡( |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
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 |
下水臭 |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
流況 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
平水 |
pH |
7.2 |
7.4 |
7.7 |
8.3 |
7.7 |
7.2 |
7.9 |
7.4 |
7.2 |
8.1 |
7.3 |
7.0 |
8.7 |
7.4 |
6.9 |
9.5 |
8.1 |
7.1 |
7.7 |
7.5 |
7.1 |
7.4 |
7.3 |
7.0 |
7.4 |
7.3 |
7.0 |
7.3 |
7.4 |
7.3 |
7.4 |
7.4 |
7.3 |
7.5 |
7.5 |
7.2 |
DO (mg/l) |
7.5 |
10 |
12 |
10 |
9.3 |
6.6 |
9.6 |
8.5 |
2.6 |
10 |
7.1 |
7.7 |
9.4 |
7.0 |
1.3 |
13 |
7.2 |
1.0 |
9.1 |
8.2 |
3.7 |
8.9 |
7.4 |
0.5 |
9.6 |
8.7 |
< 0.5 |
11 |
10 |
10 |
12 |
11 |
9.9 |
11 |
11 |
10 |
BOD (mg/l) |
0.6 |
0.7 |
1.9 |
2.2 |
1.3 |
1.2 |
1.9 |
< 0.5 |
0.6 |
0.6 |
0.6 |
0.6 |
0.8 |
0.6 |
0.7 |
3.9 |
< 0.5 |
0.7 |
0.7 |
0.7 |
0.6 |
0.5 |
0.7 |
< 0.5 |
0.7 |
0.7 |
1.3 |
0.8 |
0.8 |
0.9 |
1.5 |
0.6 |
0.7 |
1.1 |
0.5 |
0.6 |
COD (mg/l) |
2.2 |
2.5 |
3.1 |
2.5 |
1.7 |
1.8 |
3.4 |
2.1 |
1.9 |
2.0 |
2.0 |
1.8 |
2.8 |
3.0 |
2.5 |
9.2 |
2.5 |
2.8 |
2.7 |
2.4 |
2.3 |
2.2 |
1.8 |
4.0 |
2.0 |
2.3 |
4.7 |
2.0 |
1.9 |
2.4 |
2.4 |
1.5 |
1.7 |
1.9 |
1.7 |
1.9 |
SS (mg/l) |
1 |
2 |
2 |
1 |
1 |
1 |
2 |
1 |
1 |
1 |
3 |
1 |
1 |
3 |
3 |
15 |
2 |
2 |
2 |
2 |
2 |
< 1 |
< 1 |
2 |
< 1 |
1 |
2 |
< 1 |
< 1 |
6 |
1 |
1 |
2 |
2 |
1 |
1 |
大腸菌群数 (MPN/100ml) |
170 |
2.0 |
4.5 |
790 |
49 |
33 |
140 |
790 |
130 |
33 |
240 |
490 |
1400 |
2400 |
1300 |
330 |
3300 |
790 |
49 |
110 |
700 |
33 |
49 |
170 |
70 |
330 |
490 |
33 |
23 |
13 |
4.5 |
2.0 |
2.0 |
4.5 |
23 |
49 |
全窒素 (mg/l) |
0.92 |
0.88 |
0.93 |
0.58 |
0.84 |
0.97 |
0.63 |
0.75 |
0.90 |
0.46 |
0.63 |
0.96 |
0.40 |
0.71 |
1.3 |
1.3 |
0.69 |
1.5 |
0.54 |
0.59 |
0.92 |
0.52 |
0.58 |
1.7 |
0.50 |
0.64 |
2.0 |
0.58 |
0.55 |
0.65 |
0.58 |
0.54 |
0.63 |
0.58 |
0.57 |
0.66 |
全燐 (mg/l) |
0.008 |
0.013 |
0.018 |
0.008 |
0.019 |
0.007 |
0.031 |
0.014 |
0.015 |
0.006 |
0.011 |
0.012 |
0.011 |
0.026 |
0.014 |
0.053 |
0.018 |
0.017 |
0.012 |
0.015 |
0.017 |
0.010 |
0.012 |
0.031 |
0.007 |
0.014 |
0.032 |
0.008 |
0.008 |
0.016 |
0.008 |
0.006 |
0.010 |
0.007 |
0.011 |
0.011 |
全亜鉛 (mg/l) |
0.001 |
0.003 |
0.001 |
0.002 |
0.002 |
0.002 |
0.004 |
0.004 |
0.003 |
0.002 |
0.004 |
0.002 |
0.001 |
0.003 |
0.003 |
0.001 |
0.004 |
0.004 |
0.002 |
0.005 |
0.007 |
0.002 |
0.002 |
0.004 |
0.004 |
0.005 |
0.006 |
0.003 |
0.002 |
0.002 |
0.008 |
0.004 |
0.005 |
0.009 |
0.005 |
0.008 |
ノニルフェノール (mg/l) |
|
|
< 0.00006 |
< 0.00006 |
|
|
< 0.00006 |
|
|
< 0.00006 |
|
|
< 0.00006 |
|
|
0.00006 |
|
|
< 0.00006 |
|
|
< 0.00006 |
|
|
< 0.00006 |
|
|
< 0.00006 |
|
|
< 0.00006 |
|
|
< 0.00006 |
|
|
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
六価クロム (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
砒素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
総水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
PCB (mg/l) |
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ジクロロメタン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
四塩化炭素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,2-ジクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.0004 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0004 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.01 |
|
|
|
|
|
|
|
|
|
|
|
< 0.01 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
シス-1,2-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1,1-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1,2-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
トリクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.003 |
|
|
|
|
|
|
|
|
|
|
|
< 0.003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
テトラクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,3-ジクロロプロペン (mg/l) |
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
チウラム (mg/l) |
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
シマジン (mg/l) |
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
チオベンカルブ (mg/l) |
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ベンゼン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
セレン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
亜硝酸性窒素 (mg/l) |
0.003 |
0.002 |
0.002 |
0.006 |
0.004 |
0.005 |
0.006 |
0.002 |
0.012 |
0.007 |
0.007 |
0.010 |
0.007 |
0.013 |
0.057 |
0.004 |
0.001 |
0.046 |
0.009 |
0.008 |
0.010 |
0.011 |
0.004 |
0.007 |
0.004 |
0.003 |
0.012 |
0.002 |
0.002 |
0.001 |
0.002 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.05 |
|
|
|
|
|
|
|
|
|
|
|
< 0.05 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
0.09 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
0.07 |
< 0.05 |
< 0.05 |
< 0.05 |
0.06 |
< 0.05 |
0.08 |
< 0.05 |
< 0.05 |
0.68 |
< 0.05 |
< 0.05 |
0.77 |
< 0.05 |
0.06 |
0.22 |
< 0.05 |
0.07 |
1.06 |
< 0.05 |
0.07 |
1.37 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
0.05 |
< 0.05 |
< 0.05 |
0.08 |
クロロフィル-a (ug/l) |
< 2.0 |
< 2.0 |
6.6 |
< 2.0 |
< 2.0 |
< 2.0 |
2.1 |
< 2.0 |
< 2.0 |
< 2.0 |
2.9 |
< 2.0 |
3.7 |
< 2.0 |
< 2.0 |
37 |
< 2.0 |
< 2.0 |
7.7 |
3.7 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
6.0 |
3.8 |
< 2.0 |
塩化物イオン (mg/l) |
|
|
|
3.4 |
4.2 |
5.4 |
|
|
|
|
|
|
3.7 |
3.6 |
5.4 |
|
|
|
|
|
|
3.5 |
3.7 |
5.0 |
|
|
|
|
|
|
4.3 |
4.2 |
4.1 |
|
|
|
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.63 |
0.73 |
0.68 |
0.27 |
0.71 |
0.68 |
0.34 |
0.60 |
0.73 |
0.28 |
0.42 |
0.65 |
0.20 |
0.54 |
0.40 |
0.16 |
0.55 |
0.38 |
0.30 |
0.32 |
0.47 |
0.39 |
0.40 |
0.07 |
0.38 |
0.43 |
0.07 |
0.44 |
0.44 |
0.44 |
0.46 |
0.45 |
0.45 |
0.41 |
0.44 |
0.44 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ふん便性大腸菌群数 (個/100mL) |
3 |
2 |
< 2 |
< 2 |
8 |
4 |
18 |
12 |
12 |
< 2 |
4 |
2 |
10 |
240 |
370 |
6 |
1400 |
260 |
22 |
66 |
110 |
< 2 |
28 |
83 |
36 |
250 |
350 |
2 |
2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
2 |
< 2 |
直鎖アルキルベンゼンスルホン酸及びその塩 (mg/l) |
|
|
< 0.0006 |
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|