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 |
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 |
0905 |
1004 |
1040 |
1210 |
1246 |
1302 |
0940 |
1035 |
1055 |
1000 |
1045 |
1105 |
1105 |
1205 |
1225 |
1000 |
1045 |
1105 |
0920 |
1000 |
1020 |
0940 |
1025 |
1045 |
0930 |
1020 |
1040 |
0950 |
1015 |
1045 |
0930 |
0948 |
1005 |
0930 |
0936 |
0945 |
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 |
曇り |
曇り |
曇り |
雪 |
雪 |
雪 |
雪 |
晴れ |
晴れ |
雪 |
雪 |
雪 |
気温 (℃) |
7.1 |
9.1 |
9.3 |
24.5 |
25.1 |
25.3 |
19.8 |
20.1 |
20.2 |
23 |
23.3 |
23.7 |
25 |
24.7 |
24.7 |
21 |
21.5 |
21.7 |
9 |
10.5 |
11.3 |
7.5 |
7.8 |
8.2 |
-0.5 |
-0.2 |
0 |
-5 |
-5.2 |
-5.7 |
-2.6 |
-2.4 |
-2.2 |
-1 |
-0.9 |
-0.7 |
水温 (℃) |
6.3 |
5.9 |
5.8 |
10.5 |
9 |
8 |
16.7 |
9.3 |
8.5 |
23.1 |
11.5 |
8.5 |
22 |
8.9 |
8.9 |
21.4 |
19.8 |
18 |
15.5 |
13.8 |
13.6 |
9 |
8 |
7 |
1.5 |
2.2 |
2.3 |
0.8 |
0.9 |
1 |
1.4 |
1.5 |
1.8 |
2.2 |
2.1 |
2 |
流量 (m3/s) |
151.76 |
151.76 |
151.76 |
115.26 |
115.26 |
115.26 |
24.17 |
24.17 |
24.17 |
11 |
11 |
11 |
22.23 |
22.23 |
22.23 |
17.51 |
17.51 |
17.51 |
29.32 |
29.32 |
29.32 |
24.19 |
24.19 |
24.19 |
24.7 |
24.7 |
24.7 |
12.31 |
12.31 |
12.31 |
8 |
8 |
8 |
18 |
18 |
18 |
採取水深 (m) |
0.5 |
30.5 |
60 |
0.5 |
30.5 |
60 |
0.5 |
30.5 |
60 |
0.5 |
23.5 |
46 |
0.5 |
22.50 |
44 |
0.5 |
19.5 |
38 |
0.5 |
18 |
35 |
0.5 |
18 |
35 |
0.5 |
24 |
47 |
0.5 |
11 |
21 |
0.5 |
10 |
18 |
0.5 |
4.5 |
8 |
全水深 (m) |
61 |
61 |
61 |
61 |
61 |
61 |
61 |
61 |
61 |
47 |
47 |
47 |
45 |
45 |
45 |
39 |
39 |
39 |
36 |
36 |
36 |
36 |
36 |
36 |
48 |
48 |
48 |
22 |
22 |
22 |
19 |
19 |
19 |
9 |
9 |
9 |
透明度 (m) |
2.5 |
|
|
2 |
|
|
3 |
|
|
2.5 |
|
|
1 |
|
|
2 |
|
|
0.5 |
|
|
1 |
|
|
1.5 |
|
|
2.5 |
|
|
2.5 |
|
|
2 |
|
|
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 |
微白濁 |
無色澄明 |
無色澄明 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
赤色・濃( |
赤色・濃( |
赤色・濃( |
白濁 |
白濁 |
白濁 |
微白濁 |
微白濁 |
微白濁 |
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 |
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 |
流況 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
平水 |
|
|
|
|
|
pH |
7.2 |
7.2 |
7.1 |
7.1 |
7.0 |
7.0 |
7.5 |
7.2 |
7.0 |
7.5 |
7.0 |
6.8 |
7.4 |
7.0 |
6.7 |
7.4 |
6.9 |
6.9 |
7.4 |
7.1 |
6.8 |
7.2 |
7.1 |
7.0 |
7.0 |
7.0 |
7.0 |
7.3 |
7.2 |
7.1 |
7.4 |
7.2 |
7.1 |
7.1 |
7.0 |
7.0 |
DO (mg/l) |
12 |
12 |
12 |
11 |
11 |
11 |
9.9 |
10 |
10 |
8.8 |
9.0 |
7.1 |
9.1 |
7.4 |
3.7 |
7.5 |
6.1 |
6.7 |
7.5 |
5.8 |
6.0 |
11 |
10 |
10 |
12 |
12 |
12 |
13 |
13 |
13 |
12 |
12 |
12 |
12 |
12 |
12 |
BOD (mg/l) |
1.7 |
1.8 |
1.3 |
0.8 |
0.8 |
0.7 |
0.5 |
< 0.5 |
< 0.5 |
0.7 |
< 0.5 |
< 0.5 |
1.4 |
0.9 |
1.1 |
2.1 |
0.6 |
1.0 |
0.8 |
0.7 |
0.8 |
< 0.5 |
< 0.5 |
< 0.5 |
0.5 |
0.6 |
0.8 |
< 0.5 |
< 0.5 |
< 0.5 |
0.6 |
0.6 |
0.5 |
< 0.5 |
< 0.5 |
0.5 |
COD (mg/l) |
1.8 |
1.8 |
1.4 |
1.6 |
1.7 |
1.6 |
2.1 |
2.0 |
2.2 |
2.0 |
1.9 |
1.6 |
2.9 |
3.8 |
2.7 |
2.4 |
2.1 |
2.2 |
2.7 |
5.4 |
5.5 |
1.9 |
2.0 |
2.4 |
1.8 |
2.0 |
2.0 |
1.8 |
1.4 |
1.3 |
1.4 |
1.3 |
1.3 |
1.7 |
1.6 |
1.7 |
SS (mg/l) |
3 |
2 |
2 |
4 |
4 |
4 |
2 |
3 |
7 |
3 |
4 |
8 |
10 |
10 |
7 |
5 |
4 |
6 |
16 |
109 |
106 |
14 |
16 |
19 |
4 |
5 |
4 |
2 |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
大腸菌群数 (MPN/100ml) |
2 |
2 |
4.5 |
17 |
13 |
23 |
33 |
23 |
7.8 |
17 |
23 |
27 |
3300 |
330 |
1300 |
79 |
170 |
170 |
110 |
1100 |
700 |
49 |
49 |
79 |
170 |
240 |
330 |
13 |
13 |
11 |
2 |
7.8 |
23 |
23 |
49 |
33 |
全窒素 (mg/l) |
0.38 |
0.44 |
0.35 |
0.44 |
0.42 |
0.38 |
0.25 |
0.26 |
0.32 |
0.24 |
0.40 |
0.39 |
0.34 |
0.46 |
0.38 |
0.57 |
0.38 |
0.46 |
0.65 |
1.1 |
1.1 |
0.40 |
0.43 |
0.51 |
0.33 |
0.34 |
0.29 |
0.24 |
0.26 |
0.24 |
0.27 |
0.30 |
0.25 |
0.41 |
0.37 |
0.38 |
全燐 (mg/l) |
0.006 |
0.005 |
0.005 |
0.006 |
0.005 |
0.005 |
0.009 |
0.012 |
0.015 |
0.007 |
0.009 |
0.011 |
0.016 |
0.018 |
0.007 |
0.014 |
0.014 |
0.014 |
0.032 |
0.10 |
0.10 |
0.014 |
0.017 |
0.015 |
0.009 |
0.010 |
0.009 |
0.012 |
0.006 |
0.005 |
0.004 |
0.005 |
0.006 |
0.006 |
0.006 |
0.004 |
全亜鉛 (mg/l) |
0.016 |
0.016 |
0.014 |
0.02 |
0.011 |
0.011 |
0.01 |
0.009 |
0.009 |
0.006 |
0.007 |
0.007 |
0.007 |
0.012 |
0.015 |
0.017 |
0.011 |
0.013 |
0.012 |
0.027 |
0.031 |
0.007 |
0.011 |
0.011 |
0.011 |
0.017 |
0.014 |
0.013 |
0.013 |
0.014 |
0.015 |
0.018 |
0.018 |
0.024 |
0.023 |
0.023 |
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) |
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
鉛 (mg/l) |
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
0.001 |
|
|
|
|
|
0.002 |
|
|
|
|
|
< 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) |
< 0.001 |
< 0.001 |
< 0.001 |
0.003 |
0.003 |
0.003 |
0.001 |
< 0.001 |
0.001 |
0.002 |
0.002 |
0.003 |
0.001 |
< 0.001 |
< 0.001 |
0.001 |
0.002 |
0.002 |
0.003 |
0.002 |
0.002 |
< 0.001 |
< 0.001 |
< 0.001 |
0.002 |
0.002 |
0.002 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.07 |
|
|
|
|
|
|
|
|
|
|
|
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 |
< 0.05 |
< 0.05 |
< 0.05 |
0.05 |
< 0.05 |
< 0.05 |
0.07 |
0.05 |
< 0.05 |
0.05 |
0.34 |
0.51 |
0.51 |
0.09 |
0.09 |
0.09 |
< 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 |
3 |
< 2.0 |
< 2.0 |
2.3 |
< 2.0 |
< 2.0 |
5.5 |
< 2.0 |
< 2.0 |
2.4 |
< 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 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.28 |
0.27 |
0.27 |
0.21 |
0.20 |
0.20 |
0.12 |
0.18 |
0.16 |
0.08 |
0.17 |
0.15 |
0.19 |
0.25 |
0.18 |
0.10 |
0.10 |
0.11 |
0.10 |
0.12 |
0.11 |
0.13 |
0.13 |
0.14 |
0.18 |
0.17 |
0.17 |
0.17 |
0.17 |
0.17 |
0.18 |
0.17 |
0.17 |
0.27 |
0.27 |
0.27 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ふん便性大腸菌群数 (個/100mL) |
< 2 |
< 2 |
< 2 |
< 2 |
2 |
5 |
6 |
6 |
3 |
5 |
4 |
5 |
190 |
240 |
160 |
28 |
51 |
120 |
19 |
440 |
320 |
4 |
5 |
18 |
120 |
140 |
120 |
< 2 |
< 2 |
2 |
< 2 |
< 2 |
12 |
< 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 |
|
|