測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
50901 |
四十四田ダム貯水池 |
L‐22(ダムサイト) |
A |
測定結果
採取年月日 |
2013.04.17 |
2013.04.17 |
2013.04.17 |
2013.05.15 |
2013.05.15 |
2013.05.15 |
2013.06.05 |
2013.06.05 |
2013.06.05 |
2013.08.06 |
2013.08.06 |
2013.08.06 |
2013.08.21 |
2013.08.21 |
2013.08.21 |
2013.09.11 |
2013.09.11 |
2013.09.11 |
2013.10.09 |
2013.10.09 |
2013.10.09 |
2013.11.13 |
2013.11.13 |
2013.11.13 |
2013.12.11 |
2013.12.11 |
2013.12.11 |
2014.01.08 |
2014.01.08 |
2014.01.08 |
2014.02.05 |
2014.02.05 |
2014.02.05 |
2014.03.05 |
2014.03.05 |
2014.03.05 |
採取時刻 |
0900 |
0930 |
0950 |
0910 |
0940 |
1000 |
0855 |
0925 |
0940 |
0900 |
0920 |
0940 |
0900 |
0920 |
0940 |
0905 |
0925 |
0940 |
1110 |
1130 |
1145 |
0900 |
0930 |
0950 |
0910 |
0940 |
1000 |
0900 |
0930 |
0950 |
0910 |
0940 |
1000 |
0900 |
0930 |
0950 |
天候 |
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 |
雨 |
雨 |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
雪 |
雪 |
雪 |
曇り |
曇り |
曇り |
雪 |
雪 |
雪 |
気温 (℃) |
13.1 |
13.1 |
13.1 |
13.3 |
13.3 |
13.3 |
20.4 |
20.4 |
20.4 |
25.6 |
25.6 |
25.6 |
24.7 |
24.7 |
24.7 |
21.0 |
21.0 |
21.0 |
20.5 |
20.5 |
20.5 |
2.3 |
2.3 |
2.3 |
4.6 |
4.6 |
4.6 |
-0.5 |
-0.5 |
-0.5 |
-5.6 |
-5.6 |
-5.6 |
0.5 |
0.5 |
0.5 |
水温 (℃) |
8.2 |
8.1 |
7.8 |
13.1 |
11.2 |
10.2 |
21.3 |
15.7 |
13.1 |
20.7 |
19.8 |
19.2 |
21.3 |
20.6 |
20.1 |
19.6 |
19.1 |
18.1 |
17.1 |
16.9 |
15.3 |
8.9 |
8.8 |
8.7 |
5.5 |
5.4 |
5.3 |
1.2 |
2.5 |
2.9 |
1.6 |
2.3 |
2.6 |
1.2 |
3.4 |
3.6 |
流量 (m3/s) |
35.86 |
35.86 |
35.86 |
41.65 |
41.65 |
41.65 |
28.2 |
28.2 |
28.2 |
43.89 |
43.89 |
43.89 |
43.13 |
43.13 |
43.13 |
12.54 |
12.54 |
12.54 |
27.02 |
27.02 |
27.02 |
34.59 |
34.59 |
34.59 |
45 |
45 |
45 |
38.85 |
38.85 |
38.85 |
32.23 |
32.23 |
32.23 |
32.47 |
32.47 |
32.47 |
採取水深 (m) |
0.5 |
10.8 |
20.6 |
0.5 |
11.2 |
21.4 |
0.5 |
10.2 |
19.4 |
0.5 |
6.35 |
11.7 |
0.5 |
6.3 |
11.6 |
0.5 |
6.25 |
11.5 |
0.5 |
6.3 |
11.6 |
0.5 |
11.3 |
21.6 |
0.5 |
11 |
21 |
0.5 |
11.7 |
22.4 |
0.5 |
11.55 |
22.1 |
0.5 |
11.65 |
22.3 |
全水深 (m) |
21.6 |
21.6 |
21.6 |
22.4 |
22.4 |
22.4 |
20.4 |
20.4 |
20.4 |
12.7 |
12.7 |
12.7 |
12.6 |
12.6 |
12.6 |
12.5 |
12.5 |
12.5 |
12.6 |
12.6 |
12.6 |
22.6 |
22.6 |
22.6 |
22 |
22 |
22 |
23.4 |
23.4 |
23.4 |
23.1 |
23.1 |
23.1 |
23.3 |
23.3 |
23.3 |
透明度 (m) |
2.5 |
|
|
3 |
|
|
2.2 |
|
|
1.6 |
|
|
1.2 |
|
|
1.5 |
|
|
1.4 |
|
|
1.6 |
|
|
2.8 |
|
|
2.8 |
|
|
3 |
|
|
3 |
|
|
外観 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
微茶濁 |
微茶濁 |
微茶濁 |
茶濁 |
茶色 |
茶色 |
微茶濁 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
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 |
7.3 |
7.3 |
7.2 |
7.4 |
7.3 |
7.2 |
8.2 |
7.3 |
7.0 |
7.5 |
7.5 |
7.4 |
7.3 |
7.4 |
7.3 |
7.5 |
7.5 |
7.5 |
7.3 |
7.3 |
7.3 |
7.3 |
7.3 |
7.3 |
7.4 |
7.4 |
7.4 |
7.6 |
7.5 |
7.5 |
7.5 |
7.5 |
7.5 |
7.4 |
7.3 |
7.3 |
DO (mg/l) |
11 |
11 |
11 |
11 |
10 |
10 |
12 |
9.2 |
7.7 |
8.8 |
8.4 |
7.6 |
8.3 |
8.0 |
7.8 |
9.0 |
8.6 |
8.4 |
8.2 |
9.1 |
8.8 |
10 |
10 |
10 |
11 |
11 |
11 |
13 |
12 |
12 |
14 |
13 |
12 |
13 |
12 |
13 |
BOD (mg/l) |
1.2 |
1.0 |
1.0 |
1.0 |
1.3 |
1.2 |
1.0 |
1.8 |
1.7 |
2.6 |
2.6 |
2.7 |
0.9 |
0.5 |
0.9 |
1.7 |
1.6 |
1.5 |
1.4 |
1.5 |
1.7 |
1.0 |
0.8 |
0.9 |
1.0 |
0.9 |
1.0 |
0.9 |
0.9 |
0.9 |
1.2 |
1.1 |
1.0 |
1.6 |
1.2 |
1.4 |
COD (mg/l) |
1.5 |
1.3 |
1.5 |
1.6 |
1.6 |
1.4 |
2.4 |
2.0 |
2.3 |
1.8 |
2.0 |
2.4 |
2.7 |
3.0 |
3.7 |
2.4 |
2.4 |
2.6 |
2.3 |
2.1 |
2.1 |
1.9 |
2.0 |
2.4 |
1.5 |
1.3 |
1.6 |
1.5 |
1.3 |
1.4 |
1.7 |
1.5 |
1.4 |
1.8 |
1.5 |
1.6 |
SS (mg/l) |
2 |
2 |
4 |
1 |
2 |
2 |
1 |
2 |
4 |
3 |
6 |
12 |
6 |
9 |
20 |
3 |
6 |
9 |
5 |
7 |
12 |
3 |
4 |
6 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
大腸菌群数 (MPN/100ml) |
7.9E+01 |
2.4E+02 |
1.7E+02 |
2.3E+01 |
1.3E+03 |
4.9E+02 |
1.3E+02 |
2.4E+03 |
4.9E+02 |
7.9E+03 |
1.3E+04 |
2.4E+04 |
2.4E+04 |
2.4E+04 |
2.4E+04 |
1.3E+04 |
1.7E+04 |
3.3E+04 |
2.4E+04 |
2.4E+04 |
4.9E+03 |
4.9E+03 |
2.2E+03 |
7.9E+03 |
2.4E+02 |
7.9E+02 |
1.3E+03 |
4.9E+01 |
2.4E+02 |
1.3E+02 |
3.3E+01 |
3.3E+02 |
3.3E+02 |
1.4E+01 |
1.3E+02 |
1.1E+02 |
全窒素 (mg/l) |
0.94 |
0.91 |
0.93 |
0.88 |
0.87 |
0.88 |
0.82 |
0.80 |
0.79 |
1.0 |
0.99 |
1.1 |
1.0 |
1.0 |
1.1 |
1.1 |
0.96 |
1.1 |
1.0 |
1.0 |
1.2 |
1.1 |
1.1 |
1.2 |
1.1 |
1.0 |
1.1 |
1.2 |
1.1 |
1.1 |
1.1 |
1.1 |
1.1 |
1.1 |
1.1 |
1.1 |
全燐 (mg/l) |
0.014 |
0.013 |
0.013 |
0.009 |
0.011 |
0.013 |
0.004 |
0.014 |
0.018 |
0.023 |
0.026 |
0.045 |
0.033 |
0.042 |
0.059 |
0.030 |
0.035 |
0.042 |
0.029 |
0.031 |
0.032 |
0.017 |
0.020 |
0.032 |
0.013 |
0.012 |
0.011 |
0.013 |
0.012 |
0.012 |
0.012 |
0.008 |
0.010 |
0.021 |
0.022 |
0.020 |
全亜鉛 (mg/l) |
0.006 |
0.004 |
0.004 |
0.005 |
0.007 |
0.004 |
0.004 |
0.005 |
0.004 |
0.005 |
0.008 |
0.005 |
0.008 |
0.004 |
0.006 |
0.003 |
0.002 |
0.005 |
0.003 |
0.002 |
0.002 |
0.004 |
0.004 |
0.005 |
0.002 |
0.002 |
0.003 |
0.003 |
0.004 |
0.003 |
0.005 |
0.004 |
0.004 |
0.005 |
0.004 |
0.006 |
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 |
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
< 0.0003 |
|
|
全シアン (mg/l) |
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
鉛 (mg/l) |
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
0.006 |
|
|
六価クロム (mg/l) |
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
砒素 (mg/l) |
|
|
|
< 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 |
|
|
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) |
0.007 |
0.006 |
0.007 |
0.015 |
0.011 |
0.017 |
0.007 |
0.007 |
0.007 |
0.005 |
0.005 |
0.006 |
0.009 |
0.01 |
0.008 |
0.006 |
0.007 |
0.007 |
0.011 |
0.009 |
0.01 |
0.008 |
0.009 |
0.009 |
0.006 |
0.008 |
0.006 |
0.008 |
0.008 |
0.008 |
0.008 |
0.01 |
0.008 |
0.013 |
0.008 |
0.009 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.08 |
|
|
|
|
|
|
|
|
|
|
|
0.07 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
0.06 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
0.06 |
0.07 |
< 0.05 |
0.05 |
< 0.05 |
クロロフィル-a (ug/l) |
< 2.0 |
< 2.0 |
< 2.0 |
2.5 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
4.4 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
2.5 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
3.2 |
< 2.0 |
< 2.0 |
6.7 |
< 2.0 |
< 2.0 |
6.8 |
< 2.0 |
< 2.0 |
透視度 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
91 |
58 |
65 |
58 |
41 |
> 100 |
96 |
80 |
> 100 |
90 |
60 |
> 100 |
> 100 |
60 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.03 |
|
|
|
|
|
|
|
|
|
|
|
0.04 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.77 |
0.77 |
0.76 |
0.73 |
0.73 |
0.71 |
0.58 |
0.62 |
0.59 |
0.85 |
0.83 |
0.81 |
0.73 |
0.67 |
0.65 |
0.79 |
0.79 |
0.89 |
0.79 |
0.79 |
0.86 |
0.94 |
0.93 |
0.91 |
0.97 |
0.97 |
0.96 |
1.0 |
1.0 |
1.0 |
0.92 |
0.99 |
1.0 |
0.96 |
0.96 |
0.96 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ふん便性大腸菌群数 (個/100mL) |
31 |
42 |
46 |
< 2 |
120 |
62 |
8 |
190 |
80 |
120 |
400 |
510 |
2000 |
4000 |
4000 |
1800 |
2300 |
6300 |
620 |
660 |
730 |
980 |
1600 |
2200 |
80 |
80 |
160 |
6 |
30 |
13 |
19 |
180 |
190 |
6 |
47 |
80 |