測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
50101 |
湯田ダム貯水池 |
L‐9(ダムサイト) |
A |
測定結果
採取年月日 |
2013.04.24 |
2013.04.24 |
2013.04.24 |
2013.05.15 |
2013.05.15 |
2013.05.15 |
2013.06.05 |
2013.06.05 |
2013.06.05 |
2013.07.24 |
2013.07.24 |
2013.07.24 |
2013.08.21 |
2013.08.21 |
2013.08.21 |
2013.09.25 |
2013.09.25 |
2013.09.25 |
2013.10.23 |
2013.10.23 |
2013.10.23 |
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 |
2014.03.12 |
2014.03.12 |
2014.03.12 |
採取時刻 |
1020 |
1115 |
1135 |
1045 |
1105 |
0950 |
1000 |
1045 |
1105 |
0950 |
1056 |
1120 |
0935 |
1010 |
1035 |
0930 |
1034 |
1100 |
0950 |
1035 |
1055 |
0935 |
1102 |
1140 |
0930 |
1020 |
1040 |
0930 |
1015 |
1045 |
1005 |
1025 |
1050 |
0950 |
1000 |
1008 |
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 |
晴れ |
晴れ |
晴れ |
雨 |
雨 |
雨 |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
雪 |
雪 |
雪 |
曇り |
曇り |
曇り |
気温 (℃) |
10.0 |
10.8 |
11.2 |
10.6 |
10.8 |
10.2 |
23 |
24.3 |
25.0 |
19.0 |
21.2 |
22.0 |
26.5 |
27.6 |
28.1 |
23.5 |
24.4 |
25.2 |
11.0 |
11.3 |
11.5 |
0.0 |
-1.0 |
-1.0 |
2.7 |
3.2 |
3.4 |
0.1 |
0.7 |
1.0 |
-8.0 |
-8.0 |
-8.0 |
-1.0 |
-0.9 |
-0.9 |
水温 (℃) |
6.0 |
5.5 |
5.2 |
7.7 |
7.2 |
8.3 |
17.8 |
8.5 |
8.0 |
19.2 |
15 |
13.8 |
23.3 |
18.5 |
15.5 |
18.2 |
16 |
13.5 |
13.0 |
12 |
11.9 |
9.0 |
10.0 |
10.1 |
5.5 |
5.0 |
5.0 |
1.7 |
1.8 |
2.0 |
0.8 |
0.9 |
1.0 |
1.6 |
1.7 |
1.7 |
流量 (m3/s) |
94.8 |
94.8 |
94.8 |
116.59 |
116.59 |
116.59 |
28.81 |
28.81 |
28.81 |
56.3 |
56.3 |
56.3 |
4.88 |
4.88 |
4.88 |
53.5 |
53.5 |
53.5 |
38.18 |
38.18 |
38.18 |
35.8 |
35.8 |
35.8 |
53.35 |
53.35 |
53.35 |
13.53 |
13.53 |
13.53 |
37.03 |
37.03 |
37.03 |
14.07 |
14.07 |
14.07 |
採取水深 (m) |
0.5 |
31 |
61 |
30 |
60 |
0.5 |
0.5 |
30.5 |
60 |
0.5 |
23.5 |
46 |
0.5 |
22.5 |
44 |
0.5 |
23 |
45 |
0.5 |
25.5 |
50 |
0.5 |
27 |
53 |
0.5 |
30.5 |
60 |
0.5 |
23.5 |
56 |
0.5 |
10.5 |
20 |
0.5 |
5.5 |
10 |
全水深 (m) |
62 |
62 |
62 |
61 |
61 |
61 |
61 |
61 |
61 |
47 |
47 |
47 |
45 |
45 |
45 |
46 |
46 |
46 |
51 |
51 |
51 |
54 |
54 |
54 |
61 |
61 |
61 |
57 |
57 |
57 |
21 |
21 |
21 |
11 |
11 |
11 |
透明度 (m) |
1.2 |
|
|
|
|
1.5 |
3.5 |
|
|
1.2 |
|
|
2.5 |
|
|
0.2 |
|
|
0.5 |
|
|
1.5 |
|
|
3 |
|
|
2.5 |
|
|
2.5 |
|
|
2.5 |
|
|
外観 |
微白濁 |
微白濁 |
微白濁 |
白濁 |
白濁 |
微白濁 |
無色澄明 |
微白濁 |
茶濁 |
微白濁 |
濃白濁 |
茶濁 |
無色澄明 |
無色澄明 |
茶濁 |
茶濁 |
茶濁 |
茶濁 |
濃白濁 |
濃白濁 |
濃白濁 |
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 |
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 |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
pH |
6.9 |
6.8 |
6.9 |
6.9 |
7.0 |
7.0 |
7.3 |
7.0 |
6.8 |
7.2 |
7.0 |
6.8 |
7.3 |
6.9 |
6.5 |
7.3 |
7.0 |
6.7 |
7.2 |
7.2 |
7.2 |
7.2 |
7.2 |
7.1 |
7.3 |
7.2 |
7.2 |
7.2 |
7.2 |
7.1 |
7.2 |
7.2 |
7.1 |
7.0 |
7.0 |
6.9 |
DO (mg/l) |
12 |
12 |
11 |
11 |
11 |
11 |
10 |
10 |
9.6 |
9.6 |
10 |
9.9 |
8.5 |
8.2 |
4.9 |
9.3 |
9.0 |
1.3 |
10 |
10 |
10 |
10 |
10 |
10 |
11 |
11 |
11 |
13 |
12 |
12 |
13 |
13 |
13 |
12 |
12 |
12 |
BOD (mg/l) |
0.9 |
1.0 |
0.9 |
0.9 |
0.8 |
1.0 |
0.6 |
0.7 |
0.7 |
1.6 |
1.7 |
1.6 |
0.6 |
< 0.5 |
0.8 |
1.3 |
0.6 |
1.0 |
0.9 |
1.9 |
0.9 |
0.8 |
0.9 |
0.8 |
0.8 |
0.8 |
0.9 |
0.5 |
0.9 |
0.7 |
1.0 |
1.0 |
1.0 |
0.6 |
0.7 |
0.8 |
COD (mg/l) |
1.6 |
1.6 |
1.6 |
1.5 |
1.4 |
1.3 |
1.4 |
1.3 |
1.6 |
1.8 |
3.1 |
2.9 |
2.3 |
2.9 |
3.1 |
2.9 |
3.0 |
2.9 |
3.0 |
3.2 |
2.8 |
2.1 |
2.5 |
2.3 |
2.3 |
2.0 |
2.0 |
1.4 |
1.4 |
1.4 |
1.4 |
1.3 |
1.2 |
1.5 |
1.7 |
1.6 |
SS (mg/l) |
5 |
5 |
5 |
9 |
7 |
5 |
1 |
4 |
14 |
5 |
17 |
47 |
2 |
5 |
21 |
18 |
17 |
22 |
11 |
10 |
10 |
3 |
2 |
4 |
2 |
2 |
2 |
< 1 |
< 1 |
< 1 |
< 1 |
1 |
< 1 |
1 |
1 |
2 |
大腸菌群数 (MPN/100ml) |
1.3E+02 |
4.9E+01 |
1.7E+02 |
4.9E+01 |
7.9E+01 |
7.9E+01 |
< 1.8E+00 |
1.7E+01 |
4.0E+00 |
1.3E+03 |
7.9E+03 |
3.3E+03 |
7.9E+01 |
1.3E+02 |
2.4E+02 |
7.9E+02 |
1.1E+03 |
4.9E+02 |
1.3E+03 |
3.3E+03 |
1.3E+03 |
1.7E+02 |
4.9E+02 |
3.3E+02 |
1.7E+02 |
2.8E+02 |
1.7E+02 |
1.4E+01 |
3.3E+01 |
1.1E+01 |
2.2E+01 |
2.3E+01 |
2.4E+02 |
7.9E+01 |
1.1E+02 |
1.3E+02 |
全窒素 (mg/l) |
0.44 |
0.43 |
0.46 |
0.29 |
0.28 |
0.27 |
0.31 |
0.45 |
0.57 |
0.33 |
0.36 |
0.45 |
0.39 |
0.53 |
0.81 |
0.44 |
0.42 |
0.49 |
0.47 |
0.51 |
0.42 |
0.28 |
0.32 |
0.36 |
0.34 |
0.34 |
0.28 |
0.28 |
0.33 |
0.31 |
0.24 |
0.27 |
0.27 |
0.39 |
0.41 |
0.45 |
全燐 (mg/l) |
0.010 |
0.010 |
0.011 |
0.009 |
0.012 |
0.007 |
0.004 |
0.007 |
0.015 |
0.012 |
0.023 |
0.037 |
0.009 |
0.011 |
0.024 |
0.025 |
0.018 |
0.023 |
0.020 |
0.017 |
0.015 |
0.009 |
0.008 |
0.011 |
0.008 |
0.008 |
0.010 |
0.007 |
0.007 |
0.006 |
0.005 |
0.005 |
0.006 |
0.005 |
0.005 |
0.005 |
全亜鉛 (mg/l) |
0.034 |
0.029 |
0.025 |
0.025 |
0.027 |
0.028 |
0.017 |
0.018 |
0.027 |
0.023 |
0.022 |
0.025 |
0.008 |
0.016 |
0.025 |
0.012 |
0.011 |
0.017 |
0.011 |
0.011 |
0.012 |
0.015 |
0.011 |
0.013 |
0.016 |
0.015 |
0.014 |
0.016 |
0.016 |
0.015 |
0.017 |
0.018 |
0.027 |
0.019 |
0.018 |
0.018 |
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 |
|
|
|
|
|
< 0.001 |
|
|
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) |
0.005 |
0.005 |
0.004 |
0.007 |
0.006 |
0.009 |
0.002 |
0.001 |
0.002 |
0.002 |
< 0.001 |
0.002 |
0.003 |
0.003 |
0.003 |
0.002 |
0.003 |
0.026 |
< 0.001 |
0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
0.002 |
0.002 |
0.002 |
< 0.001 |
< 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) |
< 0.05 |
< 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 |
< 0.05 |
< 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 |
クロロフィル-a (ug/l) |
< 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 |
< 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 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
透視度 |
60 |
60 |
60 |
37 |
35 |
60 |
> 100 |
70 |
25 |
60 |
35 |
25 |
> 100 |
> 100 |
28 |
20 |
20 |
25 |
30 |
30 |
30 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.31 |
0.31 |
0.30 |
0.21 |
0.20 |
0.20 |
0.13 |
0.17 |
0.17 |
0.19 |
0.19 |
0.20 |
0.08 |
0.16 |
0.19 |
0.20 |
0.21 |
0.14 |
0.19 |
0.20 |
0.19 |
0.16 |
0.17 |
0.16 |
0.18 |
0.18 |
0.18 |
0.18 |
0.21 |
0.18 |
0.18 |
0.18 |
0.20 |
0.30 |
0.30 |
0.33 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|