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 |
2015.04.15 |
2015.04.15 |
2015.04.15 |
2015.05.20 |
2015.05.20 |
2015.05.20 |
2015.06.10 |
2015.06.10 |
2015.06.10 |
2015.07.08 |
2015.07.08 |
2015.07.08 |
2015.08.19 |
2015.08.19 |
2015.08.19 |
2015.09.09 |
2015.09.09 |
2015.09.09 |
2015.10.14 |
2015.10.14 |
2015.10.14 |
2015.11.11 |
2015.11.11 |
2015.11.11 |
2015.12.09 |
2015.12.09 |
2015.12.09 |
2016.01.06 |
2016.01.06 |
2016.01.06 |
2016.02.03 |
2016.02.03 |
2016.02.03 |
2016.03.02 |
2016.03.02 |
2016.03.02 |
採取時刻 |
1010 |
1059 |
1120 |
1017 |
1105 |
1130 |
1020 |
1105 |
1130 |
1010 |
1100 |
1120 |
1030 |
1115 |
1135 |
1010 |
1055 |
1135 |
1020 |
1117 |
1156 |
1030 |
1115 |
1140 |
0950 |
1046 |
1125 |
0945 |
1050 |
1124 |
1029 |
1057 |
1124 |
1005 |
1134 |
1211 |
天候 |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
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 |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
雪 |
雪 |
雪 |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雪 |
気温 (℃) |
11.2 |
12.5 |
13.1 |
20.2 |
21.6 |
22 |
21 |
21.4 |
21.7 |
24.4 |
25.5 |
25.8 |
23 |
24 |
24.3 |
17.2 |
17.8 |
18.4 |
9.9 |
11.5 |
11.8 |
6.1 |
6.7 |
7.2 |
2.1 |
2.6 |
3.3 |
-3 |
-3 |
-3 |
-5.1 |
-5 |
-5 |
2 |
1.8 |
1.8 |
水温 (℃) |
7.5 |
6.7 |
6.6 |
12.5 |
10.8 |
10.2 |
15.8 |
10.6 |
8.5 |
21.5 |
11.1 |
8.5 |
23.7 |
17 |
16.5 |
19.1 |
16.5 |
15.5 |
13.4 |
13.2 |
13.2 |
10.5 |
9.9 |
9.5 |
5.8 |
5.9 |
6 |
1.5 |
3 |
3 |
2.2 |
1.7 |
1.1 |
2.1 |
1.7 |
1.5 |
流量 (m3/s) |
258 |
258 |
258 |
22 |
22 |
22 |
22 |
22 |
22 |
16.75 |
16.75 |
16.75 |
23 |
23 |
23 |
14.51 |
14.51 |
14.51 |
52.6 |
52.6 |
52.6 |
45.5 |
45.5 |
45.5 |
54.1 |
54.1 |
54.1 |
0 |
0 |
0 |
0 |
0 |
0 |
15.1 |
15.1 |
15.1 |
採取水深 (m) |
0.5 |
30 |
59 |
0.5 |
28.5 |
56 |
0.5 |
26.5 |
52 |
0.5 |
24.5 |
48 |
0.5 |
24 |
47 |
0.5 |
23.5 |
46 |
0.5 |
26 |
51 |
0.5 |
26.5 |
52 |
0.5 |
27.5 |
54 |
0.5 |
29.5 |
58 |
0.5 |
8 |
15 |
0.5 |
24.5 |
48 |
全水深 (m) |
60 |
60 |
60 |
57 |
57 |
57 |
53 |
53 |
53 |
49 |
49 |
49 |
48 |
48 |
48 |
47 |
47 |
47 |
52 |
52 |
52 |
53 |
53 |
53 |
55 |
55 |
55 |
59 |
59 |
59 |
16 |
16 |
16 |
49 |
49 |
49 |
透明度 (m) |
2.5 |
|
|
3.5 |
|
|
3.5 |
|
|
2.5 |
|
|
1.5 |
|
|
1.5 |
|
|
1 |
|
|
3 |
|
|
2 |
|
|
2 |
|
|
2 |
|
|
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 |
茶色 |
茶濁 |
茶濁 |
微茶濁 |
茶濁 |
茶濁 |
微茶濁 |
茶濁 |
茶濁 |
無色澄明 |
無色澄明 |
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 |
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 |
6.9 |
6.9 |
7.3 |
7.2 |
7.1 |
7.3 |
7.1 |
7.0 |
7.4 |
6.8 |
6.6 |
7.5 |
7.4 |
7.0 |
7.3 |
6.6 |
6.3 |
7.2 |
7.1 |
6.9 |
7.2 |
7.1 |
7.1 |
7.2 |
7.2 |
7.2 |
7.3 |
7.0 |
7.0 |
7.2 |
7.1 |
7.1 |
7.0 |
6.9 |
6.9 |
DO (mg/l) |
11 |
11 |
11 |
10 |
10 |
10 |
9.4 |
9.6 |
8.9 |
9.1 |
8.6 |
6.9 |
8.1 |
8.1 |
7 |
8.5 |
6.9 |
1.8 |
10 |
9.5 |
9.4 |
10 |
10 |
10 |
11 |
11 |
8.1 |
12 |
12 |
12 |
12 |
13 |
12 |
13 |
12 |
12 |
BOD (mg/l) |
0.5 |
< 0.5 |
0.7 |
< 0.5 |
< 0.5 |
< 0.5 |
1.2 |
0.8 |
0.7 |
0.8 |
0.5 |
0.5 |
0.7 |
0.5 |
0.6 |
< 0.5 |
< 0.5 |
0.5 |
0.5 |
0.5 |
< 0.5 |
0.6 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.5 |
< 0.5 |
COD (mg/l) |
1.4 |
1.2 |
1.4 |
1.7 |
1.5 |
1.3 |
1.9 |
1.3 |
1.5 |
3 |
1.5 |
1.7 |
2 |
5.8 |
6.2 |
2.6 |
5.1 |
5.1 |
3 |
2.8 |
2.5 |
2.1 |
1.9 |
2.3 |
2 |
2 |
5.8 |
1.7 |
1.6 |
1.6 |
1.3 |
1.3 |
1.2 |
1.5 |
1.5 |
1.4 |
SS (mg/l) |
3 |
3 |
3 |
2 |
3 |
3 |
1 |
1 |
5 |
2 |
1 |
5 |
3 |
126 |
151 |
5 |
65 |
113 |
9 |
9 |
9 |
1 |
1 |
9 |
2 |
2 |
126 |
2 |
2 |
2 |
1 |
1 |
1 |
2 |
2 |
3 |
大腸菌群数 (MPN/100ml) |
3.3E+01 |
3.3E+01 |
2.3E+01 |
4.6E+01 |
1.7E+01 |
2.3E+01 |
3.3E+02 |
3.3E+01 |
2.3E+01 |
4.9E+03 |
7.9E+02 |
3.3E+02 |
1.3E+03 |
2.4E+03 |
7.9E+02 |
4.9E+02 |
4.9E+02 |
4.9E+02 |
3.3E+03 |
7.9E+02 |
4.9E+03 |
3.3E+02 |
4.9E+02 |
4.9E+02 |
4.9E+01 |
9.4E+01 |
2.4E+03 |
4.9E+01 |
4.9E+01 |
3.3E+01 |
1.4E+01 |
1.4E+01 |
7.8E+00 |
4.9E+01 |
7.9E+01 |
2.3E+01 |
全窒素 (mg/l) |
0.37 |
0.44 |
0.37 |
0.31 |
0.3 |
0.29 |
0.45 |
0.35 |
0.39 |
0.33 |
0.27 |
0.37 |
0.23 |
0.67 |
0.67 |
0.56 |
1.1 |
0.8 |
0.32 |
0.32 |
0.28 |
0.24 |
0.18 |
0.24 |
0.22 |
0.24 |
0.67 |
0.24 |
0.27 |
0.28 |
0.27 |
0.25 |
0.25 |
0.31 |
0.34 |
0.31 |
全燐 (mg/l) |
0.012 |
0.011 |
0.011 |
0.007 |
0.009 |
0.008 |
0.009 |
0.006 |
0.012 |
0.009 |
0.004 |
0.013 |
0.013 |
0.23 |
0.13 |
0.016 |
0.2 |
0.18 |
0.018 |
0.015 |
0.013 |
0.009 |
0.008 |
0.015 |
0.009 |
0.009 |
0.23 |
0.009 |
0.009 |
0.009 |
0.007 |
0.006 |
0.008 |
0.009 |
0.009 |
0.009 |
全亜鉛 (mg/l) |
0.013 |
0.013 |
0.013 |
0.006 |
0.006 |
0.006 |
0.008 |
0.01 |
0.008 |
0.008 |
0.01 |
0.013 |
0.004 |
0.048 |
0.055 |
0.005 |
0.04 |
0.042 |
0.025 |
0.008 |
0.008 |
0.008 |
0.01 |
0.012 |
0.016 |
0.011 |
0.048 |
0.015 |
0.014 |
0.014 |
0.015 |
0.015 |
0.014 |
0.014 |
0.014 |
0.015 |
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) |
|
|
|
< 0.1 |
|
|
|
|
|
< 0.1 |
|
|
|
|
|
< 0.1 |
|
|
|
|
|
< 0.1 |
|
|
|
|
|
< 0.1 |
|
|
|
|
|
< 0.1 |
|
|
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) |
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
0.004 |
0.004 |
0.003 |
0.002 |
0.002 |
0.002 |
0.002 |
0.002 |
0.002 |
< 0.001 |
0.002 |
0.002 |
< 0.001 |
< 0.001 |
0.002 |
0.002 |
0.002 |
0.002 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.002 |
0.002 |
0.002 |
0.002 |
0.001 |
0.002 |
0.002 |
0.003 |
0.003 |
0.003 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.06 |
|
|
|
|
|
|
|
|
|
|
|
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 |
0.06 |
< 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 |
< 0.05 |
< 0.05 |
クロロフィル-a (ug/l) |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
2.3 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
3.6 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.11 |
|
|
|
|
|
|
|
|
|
|
|
0.07 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
3 |
2 |
< 2 |
2 |
< 2 |
4 |
< 2 |
< 2 |
< 2 |
2 |
2 |
7 |
18 |
18 |
26 |
2 |
5 |
130 |
150 |
130 |
2 |
6 |
7 |
11 |
10 |
18 |
5 |
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 |
|
|
オルトリン酸態リン (mg/l) |
0.003 |
0.006 |
0.004 |
< 0.003 |
< 0.003 |
< 0.003 |
< 0.003 |
< 0.003 |
0.003 |
< 0.003 |
< 0.003 |
0.004 |
< 0.003 |
0.052 |
0.046 |
< 0.003 |
0.039 |
0.045 |
0.009 |
0.009 |
0.007 |
< 0.003 |
0.003 |
0.005 |
0.003 |
0.003 |
< 0.052 |
< 0.003 |
< 0.003 |
0.003 |
< 0.003 |
< 0.003 |
< 0.003 |
0.003 |
0.003 |
0.003 |