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 |
2016.04.06 |
2016.04.06 |
2016.04.06 |
2016.05.18 |
2016.05.18 |
2016.05.18 |
2016.06.08 |
2016.06.08 |
2016.06.08 |
2016.07.13 |
2016.07.13 |
2016.07.13 |
2016.09.01 |
2016.09.01 |
2016.09.01 |
2016.09.14 |
2016.09.14 |
2016.09.14 |
2016.10.12 |
2016.10.12 |
2016.10.12 |
2016.11.16 |
2016.11.16 |
2016.11.16 |
2016.12.14 |
2016.12.14 |
2016.12.14 |
2017.01.11 |
2017.01.11 |
2017.01.11 |
2017.02.01 |
2017.02.01 |
2017.02.01 |
2017.03.01 |
2017.03.01 |
2017.03.01 |
採取時刻 |
1000 |
1118 |
1158 |
1010 |
1059 |
1127 |
0950 |
1052 |
1127 |
1020 |
1110 |
1142 |
1005 |
1110 |
1138 |
1020 |
1107 |
1134 |
1130 |
1233 |
1312 |
0945 |
1037 |
1119 |
0940 |
1058 |
1136 |
1010 |
1100 |
1130 |
1010 |
1030 |
1110 |
1015 |
1037 |
1055 |
天候 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
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 |
雪 |
雪 |
雪 |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
気温 (℃) |
6.8 |
7.5 |
8.8 |
16.2 |
19.1 |
20.2 |
16.5 |
21.1 |
22.1 |
23.9 |
24.6 |
24.8 |
25.2 |
27.4 |
28.2 |
22.2 |
24.6 |
26.2 |
13.1 |
13.4 |
13.5 |
1.8 |
2.1 |
2.2 |
0.4 |
0.6 |
0.7 |
-5.0 |
-5.0 |
-5.0 |
-1.2 |
-1.2 |
-1.1 |
-1.5 |
-1.2 |
-1 |
水温 (℃) |
6.8 |
6.2 |
5.2 |
13.5 |
10.3 |
8.0 |
15.8 |
10.2 |
8.3 |
20.8 |
15.0 |
8.3 |
22.0 |
18.6 |
11.3 |
20.1 |
18.4 |
10.5 |
15.1 |
13.5 |
12.7 |
6.7 |
6.4 |
6.2 |
4.1 |
3.8 |
3.5 |
2.8 |
2.2 |
2.2 |
1.8 |
1.9 |
2.2 |
2.5 |
2.6 |
2.6 |
流量 (m3/s) |
55.50 |
55.50 |
55.50 |
53.50 |
53.50 |
53.50 |
53.00 |
53.00 |
53.00 |
18.40 |
18.40 |
18.40 |
56.20 |
56.20 |
56.20 |
16.40 |
16.40 |
16.40 |
53.90 |
53.90 |
53.90 |
45.60 |
45.60 |
45.60 |
16.00 |
16.00 |
16.00 |
29.00 |
29.00 |
29.00 |
16.20 |
16.20 |
16.20 |
0.00 |
0.00 |
0.00 |
採取水深 (m) |
0.50 |
29.00 |
57.00 |
0.50 |
30.50 |
60.00 |
0.50 |
28.00 |
55.00 |
0.50 |
24.00 |
47.00 |
0.50 |
23.00 |
45.00 |
0.50 |
22.50 |
44.00 |
0.50 |
27.50 |
54.00 |
0.50 |
27.00 |
53.00 |
0.50 |
29.00 |
57.00 |
0.50 |
29.50 |
58.00 |
0.50 |
8.00 |
15.00 |
0.50 |
3.50 |
6.00 |
全水深 (m) |
58.00 |
58.00 |
58.00 |
61.00 |
61.00 |
61.00 |
56.00 |
56.00 |
56.00 |
48.00 |
48.00 |
48.00 |
46.00 |
46.00 |
46.00 |
45.00 |
45.00 |
45.00 |
55.00 |
55.00 |
55.00 |
54.00 |
54.00 |
54.00 |
58.00 |
58.00 |
58.00 |
59.00 |
59.00 |
59.00 |
16.00 |
16.00 |
16.00 |
7.00 |
7.00 |
7.00 |
透明度 (m) |
2.0 |
|
|
2.0 |
|
|
2.5 |
|
|
1.5 |
|
|
0.5 |
|
|
1.5 |
|
|
1.5 |
|
|
2.0 |
|
|
1.5 |
|
|
2.0 |
|
|
2.5 |
|
|
1.5 |
|
|
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 |
微茶濁 |
白濁 |
微茶濁 |
茶濁 |
茶濁 |
茶色 |
微茶濁 |
茶濁 |
無色澄明 |
茶濁 |
茶濁 |
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 |
6.9 |
6.8 |
7.3 |
7.1 |
6.9 |
7.3 |
7.1 |
6.9 |
7.0 |
6.9 |
6.7 |
7.2 |
7.1 |
6.6 |
7.3 |
7.1 |
6.6 |
7.1 |
7.0 |
6.5 |
7.1 |
7.1 |
7.1 |
7.0 |
7.0 |
6.9 |
7.2 |
7.2 |
7.2 |
7.2 |
7.2 |
7.1 |
7.1 |
7.1 |
6.9 |
DO (mg/l) |
12.0 |
12.0 |
11.3 |
10.5 |
10.3 |
9.3 |
9.5 |
9.5 |
7.6 |
9.6 |
8.6 |
5.6 |
8.7 |
8.4 |
1.9 |
8.5 |
7.3 |
0.9 |
9.0 |
9.6 |
3.6 |
11.3 |
11.2 |
11.6 |
12.2 |
12.0 |
11.7 |
12.8 |
12.5 |
12.7 |
12.6 |
12.3 |
12.3 |
12.5 |
12.4 |
12.5 |
BOD (mg/l) |
0.7 |
0.7 |
0.6 |
0.7 |
< 0.5 |
< 0.5 |
0.5 |
< 0.5 |
< 0.5 |
1.0 |
0.6 |
0.5 |
1.0 |
0.6 |
0.6 |
< 0.5 |
< 0.5 |
0.5 |
1.0 |
1.1 |
1.1 |
0.5 |
< 0.5 |
0.6 |
0.6 |
0.6 |
0.5 |
< 0.5 |
0.6 |
< 0.5 |
0.9 |
0.6 |
0.6 |
< 0.5 |
< 0.5 |
< 0.5 |
COD (mg/l) |
2.2 |
2.0 |
1.8 |
1.9 |
1.4 |
1.6 |
2.1 |
1.5 |
1.5 |
2.7 |
3.5 |
1.8 |
3.6 |
4.3 |
2.1 |
2.4 |
3.2 |
2.1 |
3.2 |
3.9 |
2.6 |
1.9 |
2.0 |
2.3 |
2.1 |
1.9 |
1.9 |
1.8 |
1.7 |
1.8 |
1.2 |
1.3 |
1.4 |
1.6 |
1.6 |
1.5 |
SS (mg/l) |
2 |
2 |
4 |
1 |
2 |
3 |
1 |
1 |
7 |
4 |
8 |
13 |
19 |
58 |
27 |
5 |
13 |
22 |
4 |
25 |
18 |
2 |
3 |
5 |
3 |
3 |
3 |
2 |
1 |
2 |
< 1 |
< 1 |
< 1 |
1 |
2 |
2 |
大腸菌群数 (MPN/100ml) |
4.9E+01 |
4.9E+01 |
2.3E+01 |
4.9E+01 |
7.9E+01 |
1.3E+01 |
3.3E+01 |
7.8E+00 |
2.3E+01 |
4.9E+03 |
3.3E+03 |
4.9E+02 |
1.3E+04 |
2.4E+04 |
3.3E+03 |
1.3E+03 |
2.4E+02 |
2.4E+03 |
1.3E+04 |
2.4E+04 |
7.9E+03 |
3.3E+03 |
4.9E+03 |
4.9E+02 |
2.4E+02 |
3.3E+02 |
3.3E+02 |
4.9E+01 |
3.3E+01 |
3.3E+01 |
7.9E+01 |
3.3E+01 |
1.7E+01 |
4.9E+01 |
4.9E+01 |
1.4E+02 |
全窒素 (mg/l) |
0.25 |
0.27 |
0.27 |
0.26 |
0.23 |
0.26 |
0.35 |
0.29 |
0.36 |
0.30 |
0.38 |
0.34 |
0.49 |
0.45 |
0.50 |
0.39 |
0.37 |
0.34 |
0.36 |
0.44 |
0.38 |
0.27 |
0.27 |
0.27 |
0.27 |
0.29 |
0.26 |
0.27 |
0.30 |
0.34 |
0.28 |
0.25 |
0.27 |
0.36 |
0.36 |
0.38 |
全燐 (mg/l) |
0.008 |
0.008 |
0.011 |
0.009 |
0.007 |
0.009 |
0.009 |
0.008 |
0.014 |
0.022 |
0.024 |
0.023 |
0.042 |
0.069 |
0.035 |
0.018 |
0.026 |
0.034 |
0.017 |
0.045 |
0.029 |
0.012 |
0.012 |
0.018 |
0.013 |
0.012 |
0.012 |
0.008 |
0.008 |
0.010 |
0.008 |
0.008 |
0.007 |
0.008 |
0.008 |
0.008 |
全亜鉛 (mg/l) |
0.015 |
0.013 |
0.014 |
0.008 |
0.008 |
0.008 |
0.009 |
0.007 |
0.012 |
0.007 |
0.009 |
0.011 |
0.009 |
0.015 |
0.011 |
0.006 |
0.007 |
0.012 |
0.008 |
0.007 |
0.014 |
0.010 |
0.009 |
0.011 |
0.014 |
0.012 |
0.013 |
0.013 |
0.012 |
0.012 |
0.019 |
0.017 |
0.016 |
0.020 |
0.018 |
0.016 |
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) |
|
|
|
0.002 |
|
|
|
|
|
< 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) |
0.002 |
0.002 |
0.002 |
0.001 |
0.001 |
0.001 |
0.002 |
0.001 |
0.002 |
0.002 |
0.001 |
0.004 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
0.001 |
0.001 |
0.001 |
0.019 |
0.002 |
0.001 |
0.001 |
0.003 |
0.002 |
0.003 |
0.001 |
< 0.001 |
< 0.001 |
0.004 |
0.003 |
0.003 |
< 0.001 |
0.002 |
< 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 |
0.14 |
< 0.05 |
< 0.05 |
< 0.05 |
0.08 |
< 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 |
2.3 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
3.4 |
< 2.0 |
< 2.0 |
3.2 |
< 2.0 |
< 2.0 |
2.8 |
< 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 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.16 |
0.16 |
0.16 |
0.10 |
0.11 |
0.13 |
0.10 |
0.12 |
0.14 |
0.14 |
0.15 |
0.15 |
0.13 |
0.13 |
0.16 |
0.12 |
0.14 |
0.13 |
0.13 |
0.14 |
0.09 |
0.11 |
0.11 |
0.12 |
0.14 |
0.14 |
0.13 |
0.17 |
0.16 |
0.16 |
0.15 |
0.15 |
0.15 |
0.19 |
0.19 |
0.20 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ふん便性大腸菌群数 (個/100mL) |
11 |
22 |
< 2 |
4 |
4 |
< 2 |
5 |
< 2 |
< 2 |
22 |
110 |
30 |
100 |
640 |
96 |
180 |
38 |
170 |
73 |
510 |
80 |
190 |
360 |
140 |
32 |
36 |
28 |
< 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 |
|
|
オルトリン酸態リン (mg/l) |
< 0.003 |
< 0.003 |
0.003 |
< 0.003 |
< 0.003 |
0.004 |
< 0.003 |
< 0.003 |
0.004 |
< 0.003 |
0.009 |
0.006 |
0.011 |
0.032 |
0.014 |
0.004 |
0.011 |
0.013 |
0.004 |
0.016 |
0.006 |
0.003 |
0.003 |
0.005 |
0.004 |
0.004 |
0.005 |
0.004 |
0.004 |
0.003 |
< 0.003 |
< 0.003 |
0.003 |
< 0.003 |
< 0.003 |
0.003 |