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 |
2016.04.13 |
2016.04.13 |
2016.04.13 |
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 |
2016.09.14 |
2016.09.14 |
2016.09.14 |
2016.10.18 |
2016.10.18 |
2016.10.18 |
2016.10.31 |
2016.10.31 |
2016.10.31 |
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 |
0905 |
0935 |
0955 |
0925 |
0955 |
1015 |
0920 |
0945 |
1010 |
0905 |
0925 |
0940 |
0925 |
0945 |
1000 |
0915 |
0927 |
0936 |
0903 |
0915 |
0926 |
0913 |
0925 |
0936 |
0905 |
0918 |
0930 |
0905 |
0930 |
0950 |
0855 |
0925 |
0945 |
0905 |
0935 |
0955 |
天候 |
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 |
晴れ |
晴れ |
晴れ |
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 |
晴れ |
晴れ |
晴れ |
気温 (℃) |
9.6 |
9.6 |
9.6 |
18.6 |
18.6 |
18.6 |
19.0 |
19.0 |
19.0 |
24.0 |
24.0 |
24.0 |
21.0 |
21.0 |
21.0 |
17.2 |
17.2 |
17.2 |
5.8 |
5.8 |
5.8 |
6.1 |
6.1 |
6.1 |
2.2 |
2.2 |
2.2 |
-2.6 |
-2.6 |
-2.6 |
-0.2 |
-0.2 |
-0.2 |
-2.3 |
-2.3 |
-2.3 |
水温 (℃) |
8.4 |
8.2 |
7.9 |
16.1 |
13.7 |
11.6 |
19.9 |
17.3 |
13.6 |
22.1 |
21.0 |
17.4 |
17.5 |
17.3 |
17.1 |
13.8 |
13.6 |
13.0 |
8.7 |
8.6 |
8.2 |
8.6 |
8.4 |
8.3 |
3.0 |
2.8 |
2.6 |
2.1 |
2.9 |
3.5 |
0.2 |
0.2 |
0.2 |
0.4 |
2.3 |
2.9 |
流量 (m3/s) |
34.38 |
34.38 |
34.38 |
39.73 |
39.73 |
39.73 |
17.46 |
17.46 |
17.46 |
18.19 |
18.19 |
18.19 |
49.74 |
49.74 |
49.74 |
34.00 |
34.00 |
34.00 |
23.57 |
23.57 |
23.57 |
35.77 |
35.77 |
35.77 |
29.81 |
29.81 |
29.81 |
25.65 |
25.65 |
25.65 |
38.25 |
38.25 |
38.25 |
31.50 |
31.50 |
31.50 |
採取水深 (m) |
0.50 |
10.90 |
20.80 |
0.50 |
10.80 |
20.60 |
0.50 |
9.60 |
18.20 |
0.50 |
6.05 |
11.10 |
0.50 |
6.20 |
11.40 |
0.50 |
6.20 |
11.40 |
0.50 |
6.30 |
11.60 |
0.50 |
6.40 |
11.80 |
0.50 |
6.60 |
12.20 |
0.50 |
9.35 |
17.70 |
0.50 |
11.40 |
21.80 |
0.50 |
11.60 |
22.20 |
全水深 (m) |
21.80 |
21.80 |
21.80 |
21.60 |
21.60 |
21.60 |
19.20 |
19.20 |
19.20 |
12.10 |
12.10 |
12.10 |
12.40 |
12.40 |
12.40 |
12.40 |
12.40 |
12.40 |
12.60 |
12.60 |
12.60 |
12.80 |
12.80 |
12.80 |
13.20 |
13.20 |
13.20 |
18.70 |
18.70 |
18.70 |
22.80 |
22.80 |
22.80 |
23.20 |
23.20 |
23.20 |
透明度 (m) |
1.8 |
|
|
2.0 |
|
|
2.1 |
|
|
1.2 |
|
|
1.0 |
|
|
1.6 |
|
|
1.9 |
|
|
1.5 |
|
|
1.8 |
|
|
2.8 |
|
|
3.0 |
|
|
3.0 |
|
|
外観 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
微茶濁 |
微茶濁 |
茶濁 |
微茶濁 |
微茶濁 |
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 |
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 |
7.3 |
7.5 |
7.2 |
7.0 |
7.5 |
7.2 |
7.0 |
7.5 |
7.4 |
6.9 |
7.5 |
7.2 |
7.2 |
7.5 |
7.4 |
7.3 |
7.5 |
7.4 |
7.2 |
7.6 |
7.6 |
7.5 |
7.6 |
7.6 |
7.6 |
7.7 |
7.7 |
7.7 |
7.6 |
7.6 |
7.5 |
7.6 |
7.5 |
7.4 |
DO (mg/l) |
11.4 |
11.2 |
11.1 |
11.3 |
9.9 |
8.7 |
9.8 |
7.5 |
4.7 |
8.4 |
6.1 |
2.8 |
8.1 |
7.1 |
8.9 |
9.7 |
9.7 |
9.4 |
11.0 |
10.4 |
11.5 |
11.0 |
10.6 |
10.0 |
13.2 |
12.9 |
12.9 |
13.2 |
13.0 |
12.6 |
13.6 |
13.2 |
12.5 |
14.4 |
12.5 |
12.1 |
BOD (mg/l) |
0.9 |
0.8 |
0.6 |
1.0 |
0.5 |
< 0.5 |
1.4 |
1.0 |
1.1 |
1.0 |
1.5 |
1.9 |
< 0.5 |
1.0 |
0.7 |
0.5 |
1.0 |
0.8 |
0.7 |
1.1 |
0.9 |
0.7 |
0.5 |
1.2 |
0.7 |
0.9 |
1.1 |
< 0.5 |
0.5 |
< 0.5 |
0.7 |
0.6 |
0.6 |
1.0 |
0.7 |
0.5 |
COD (mg/l) |
1.9 |
1.8 |
1.7 |
2.2 |
1.9 |
1.9 |
3.0 |
2.4 |
2.2 |
2.3 |
2.5 |
4.5 |
1.9 |
2.8 |
2.4 |
1.5 |
1.7 |
1.9 |
1.7 |
1.9 |
1.6 |
1.6 |
1.8 |
1.9 |
1.1 |
1.2 |
1.5 |
1.3 |
1.3 |
1.3 |
1.4 |
1.3 |
1.2 |
2.0 |
1.7 |
1.5 |
SS (mg/l) |
3 |
3 |
4 |
1 |
3 |
3 |
2 |
3 |
4 |
5 |
10 |
17 |
3 |
6 |
10 |
5 |
6 |
10 |
3 |
4 |
3 |
5 |
5 |
6 |
3 |
3 |
3 |
1 |
1 |
2 |
< 1 |
1 |
1 |
1 |
2 |
2 |
大腸菌群数 (MPN/100ml) |
1.3E+03 |
4.9E+02 |
7.9E+02 |
6.8E+00 |
7.9E+02 |
2.4E+02 |
9.2E+04 |
1.7E+03 |
1.3E+03 |
2.4E+03 |
4.9E+03 |
1.3E+03 |
2.4E+04 |
5.4E+04 |
2.4E+04 |
7.9E+03 |
1.3E+04 |
7.9E+03 |
4.9E+03 |
3.3E+03 |
1.3E+03 |
3.3E+03 |
2.4E+03 |
2.4E+03 |
1.3E+03 |
1.4E+03 |
1.3E+03 |
3.3E+02 |
7.9E+02 |
7.9E+02 |
4.9E+01 |
4.9E+02 |
7.9E+02 |
1.3E+01 |
2.4E+02 |
4.9E+02 |
全窒素 (mg/l) |
0.82 |
0.78 |
0.76 |
0.71 |
0.81 |
0.77 |
0.83 |
0.93 |
1.11 |
1.00 |
0.96 |
1.10 |
1.00 |
0.98 |
1.01 |
1.14 |
1.06 |
1.05 |
0.99 |
0.98 |
0.94 |
0.91 |
0.90 |
0.87 |
1.00 |
0.92 |
0.91 |
0.95 |
0.87 |
0.93 |
0.91 |
0.81 |
0.84 |
0.96 |
1.13 |
1.12 |
全燐 (mg/l) |
0.022 |
0.021 |
0.022 |
0.012 |
0.018 |
0.018 |
0.020 |
0.021 |
0.027 |
0.045 |
0.054 |
0.080 |
0.026 |
0.030 |
0.038 |
0.028 |
0.027 |
0.035 |
0.024 |
0.024 |
0.025 |
0.026 |
0.026 |
0.027 |
0.023 |
0.022 |
0.022 |
0.017 |
0.017 |
0.018 |
0.014 |
0.018 |
0.019 |
0.025 |
0.027 |
0.028 |
全亜鉛 (mg/l) |
0.002 |
0.001 |
0.003 |
0.003 |
0.003 |
0.003 |
0.002 |
0.014 |
0.011 |
0.003 |
0.004 |
0.004 |
0.005 |
0.006 |
0.004 |
0.002 |
0.009 |
0.006 |
0.003 |
0.006 |
0.005 |
0.002 |
0.004 |
0.004 |
0.002 |
0.006 |
0.003 |
0.003 |
0.002 |
0.002 |
0.001 |
0.002 |
0.002 |
0.003 |
0.006 |
0.004 |
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 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 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) |
0.006 |
0.006 |
0.006 |
0.006 |
0.006 |
0.007 |
0.007 |
0.006 |
0.025 |
0.006 |
0.006 |
0.011 |
0.003 |
0.003 |
0.003 |
0.005 |
0.004 |
0.006 |
0.008 |
0.009 |
0.008 |
0.008 |
0.008 |
0.008 |
0.008 |
0.010 |
0.009 |
0.014 |
0.013 |
0.011 |
0.010 |
0.013 |
0.011 |
0.010 |
0.008 |
0.009 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.09 |
|
|
|
|
|
|
|
|
|
|
|
0.05 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
0.07 |
< 0.05 |
< 0.05 |
0.24 |
< 0.05 |
< 0.05 |
0.23 |
< 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 |
0.07 |
0.07 |
クロロフィル-a (ug/l) |
2.1 |
< 2.0 |
< 2.0 |
5.0 |
< 2.0 |
< 2.0 |
4.9 |
< 2.0 |
< 2.0 |
3.5 |
< 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 |
2.6 |
< 2.0 |
< 2.0 |
4.4 |
< 2.0 |
< 2.0 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.06 |
|
|
|
|
|
|
|
|
|
|
|
0.04 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.62 |
0.61 |
0.60 |
0.48 |
0.64 |
0.55 |
0.51 |
0.71 |
0.43 |
0.79 |
0.76 |
0.44 |
0.75 |
0.78 |
0.75 |
0.87 |
0.87 |
0.87 |
0.78 |
0.79 |
0.78 |
0.70 |
0.70 |
0.70 |
0.81 |
0.81 |
0.79 |
0.75 |
0.75 |
0.81 |
0.72 |
0.66 |
0.67 |
0.66 |
0.92 |
0.91 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ふん便性大腸菌群数 (個/100mL) |
91 |
110 |
140 |
< 2 |
16 |
38 |
2 |
88 |
62 |
170 |
1100 |
240 |
2500 |
3200 |
2900 |
610 |
510 |
560 |
770 |
480 |
360 |
260 |
320 |
200 |
430 |
560 |
360 |
33 |
45 |
56 |
< 2 |
150 |
180 |
< 2 |
160 |
140 |
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 |
|
|
0.0014 |
|
|
< 0.0006 |
|
|
< 0.0006 |
|
|
オルトリン酸態リン (mg/l) |
0.005 |
0.006 |
0.009 |
< 0.003 |
0.007 |
0.007 |
< 0.003 |
0.007 |
0.003 |
0.021 |
0.032 |
0.041 |
0.009 |
0.015 |
0.018 |
0.019 |
0.018 |
0.023 |
0.010 |
0.013 |
0.018 |
0.013 |
0.011 |
0.016 |
0.012 |
0.014 |
0.015 |
0.010 |
0.010 |
0.012 |
0.004 |
0.011 |
0.012 |
< 0.003 |
0.018 |
0.018 |