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 |
2012.04.17 |
2012.04.17 |
2012.04.17 |
2012.05.23 |
2012.05.23 |
2012.05.23 |
2012.06.13 |
2012.06.13 |
2012.06.13 |
2012.07.11 |
2012.07.11 |
2012.07.11 |
2012.08.22 |
2012.08.22 |
2012.08.22 |
2012.09.12 |
2012.09.12 |
2012.09.12 |
2012.10.10 |
2012.10.10 |
2012.10.10 |
2012.11.21 |
2012.11.21 |
2012.11.21 |
2012.12.12 |
2012.12.12 |
2012.12.12 |
2013.01.09 |
2013.01.09 |
2013.01.09 |
2013.02.06 |
2013.02.06 |
2013.02.06 |
2013.03.06 |
2013.03.06 |
2013.03.06 |
採取時刻 |
0900 |
0930 |
0950 |
1010 |
1028 |
1042 |
0900 |
0925 |
0945 |
0900 |
0912 |
0926 |
0900 |
0920 |
0940 |
0900 |
0920 |
0935 |
0900 |
0925 |
0945 |
0920 |
0950 |
1005 |
0910 |
0930 |
0945 |
0850 |
0910 |
0925 |
0850 |
0920 |
0935 |
0850 |
0920 |
0935 |
天候 |
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 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雪 |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雪 |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
気温 (℃) |
11.6 |
11.6 |
11.6 |
14.0 |
14.0 |
14.0 |
18.0 |
18.0 |
18.0 |
24.4 |
24.4 |
24.4 |
29.5 |
29.5 |
29.5 |
26.1 |
26.1 |
26.1 |
16.0 |
16.0 |
16.0 |
4.0 |
4.0 |
4.0 |
-0.4 |
-0.4 |
-0.4 |
-6.8 |
-6.8 |
-6.8 |
-2.2 |
-2.2 |
-2.2 |
2.8 |
2.8 |
2.8 |
水温 (℃) |
9.1 |
8.3 |
7.9 |
16.5 |
13.3 |
12.1 |
20.8 |
17.5 |
14.1 |
23.1 |
20.6 |
16.1 |
26.8 |
24.5 |
19.3 |
24.3 |
22.1 |
20.3 |
17.4 |
16.3 |
15.8 |
8.8 |
8.8 |
8.5 |
3.2 |
3.8 |
3.8 |
1 |
1.8 |
2.4 |
0.3 |
2.3 |
2.6 |
0.5 |
2.4 |
3.2 |
流量 (m3/s) |
90.63 |
90.63 |
90.63 |
33.96 |
33.96 |
33.96 |
22.99 |
22.99 |
22.99 |
17.26 |
17.26 |
17.26 |
13.15 |
13.15 |
13.15 |
12.54 |
12.54 |
12.54 |
15.43 |
15.43 |
15.43 |
24.28 |
24.28 |
24.28 |
26.66 |
26.66 |
26.66 |
21.7 |
21.7 |
21.7 |
28.42 |
28.42 |
28.42 |
26.11 |
26.11 |
26.11 |
採取水深 (m) |
0.50 |
11.90 |
22.80 |
0.50 |
11.55 |
22.10 |
0.50 |
9.00 |
17.00 |
0.50 |
6.50 |
12.00 |
0.50 |
6.40 |
11.80 |
0.50 |
6.35 |
11.70 |
0.50 |
8.60 |
16.30 |
0.50 |
11.05 |
21.10 |
0.50 |
11.30 |
21.60 |
0.5 |
11.7 |
22.4 |
0.5 |
11.8 |
22.6 |
0.5 |
11.65 |
22.3 |
全水深 (m) |
23.80 |
23.80 |
23.80 |
23.10 |
23.10 |
23.10 |
18.00 |
18.00 |
18.00 |
13.00 |
13.00 |
13.00 |
12.80 |
12.80 |
12.80 |
12.70 |
12.70 |
12.70 |
17.20 |
17.20 |
17.20 |
22.10 |
22.10 |
22.10 |
22.60 |
22.60 |
22.60 |
23.4 |
23.4 |
23.4 |
23.6 |
23.6 |
23.6 |
23.3 |
23.3 |
23.3 |
透明度 (m) |
0.9 |
|
|
2.1 |
|
|
1.9 |
|
|
1.4 |
|
|
1 |
|
|
1.2 |
|
|
1.3 |
|
|
2.1 |
|
|
2.5 |
|
|
2.4 |
|
|
2.8 |
|
|
2.8 |
|
|
外観 |
微茶濁 |
微茶濁 |
微茶濁 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
茶色 |
微茶濁 |
微茶濁 |
茶色 |
微茶濁 |
微茶濁 |
茶色 |
茶色 |
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 |
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 |
7.2 |
7.2 |
7.1 |
7.3 |
7.2 |
7.1 |
7.6 |
7.3 |
7.0 |
7.7 |
7.5 |
7.0 |
8.3 |
7.5 |
7.1 |
7.7 |
7.5 |
7.2 |
7.5 |
7.4 |
7.4 |
7.2 |
7.2 |
7.3 |
7.4 |
7.4 |
7.4 |
7.5 |
7.5 |
7.4 |
7.5 |
7.5 |
7.5 |
7.5 |
7.5 |
7.5 |
DO (mg/l) |
11 |
11 |
11 |
10 |
9.6 |
8.7 |
9.0 |
7.8 |
2.2 |
9.0 |
7.7 |
0.9 |
10 |
6.6 |
0.7 |
9.3 |
7.0 |
1.4 |
9.4 |
8.2 |
8.5 |
10 |
10 |
10 |
12 |
11 |
11 |
13 |
13 |
12 |
13 |
12 |
12 |
12 |
12 |
12 |
BOD (mg/l) |
0.6 |
0.5 |
0.5 |
1.3 |
0.8 |
0.7 |
1.8 |
0.9 |
0.9 |
2.0 |
0.8 |
1.5 |
1.2 |
1.0 |
0.9 |
2.2 |
1.2 |
1.3 |
2.1 |
0.7 |
0.9 |
0.8 |
0.7 |
0.8 |
1.0 |
1.0 |
0.9 |
0.8 |
0.5 |
0.5 |
0.9 |
0.7 |
0.8 |
1.0 |
0.8 |
0.8 |
COD (mg/l) |
1.8 |
1.8 |
1.6 |
2.1 |
1.8 |
1.8 |
2.8 |
2.7 |
2.6 |
3.4 |
2.9 |
4.0 |
3.6 |
3.5 |
4.1 |
3.1 |
2.6 |
3.5 |
5.0 |
2.7 |
2.1 |
2.4 |
2.3 |
2.0 |
1.6 |
1.4 |
1.4 |
1.8 |
1.4 |
1.4 |
1.9 |
1.6 |
1.8 |
1.8 |
1.7 |
2.0 |
SS (mg/l) |
5 |
5 |
6 |
1 |
2 |
2 |
1 |
4 |
4 |
5 |
8 |
10 |
3 |
10 |
6 |
4 |
6 |
8 |
3 |
4 |
6 |
2 |
2 |
2 |
1 |
1 |
1 |
8 |
1 |
2 |
1 |
1 |
9 |
< 1 |
1 |
2 |
大腸菌群数 (MPN/100ml) |
7.9E+02 |
1.7E+02 |
3.3E+02 |
7.9E+02 |
7.0E+02 |
4.9E+02 |
1.1E+03 |
7.9E+02 |
1.3E+03 |
3.3E+03 |
2.4E+04 |
2.4E+03 |
2.8E+03 |
3.3E+03 |
3.3E+03 |
1.3E+03 |
2.4E+03 |
7.9E+03 |
1.3E+03 |
1.3E+04 |
7.9E+03 |
1.1E+03 |
1.4E+03 |
7.9E+03 |
4.9E+02 |
4.9E+02 |
1.3E+03 |
2.2E+02 |
7.0E+02 |
7.9E+02 |
4.9E+01 |
7.9E+02 |
2.4E+03 |
4.5E+00 |
1.1E+03 |
7.9E+03 |
全窒素 (mg/l) |
1.3 |
1.2 |
1.2 |
0.93 |
1.0 |
1.0 |
0.89 |
0.96 |
0.95 |
1.2 |
1.2 |
1.2 |
0.90 |
1.0 |
1.3 |
1.0 |
1.0 |
1.3 |
1.3 |
1.1 |
1.0 |
1.0 |
1.0 |
1.1 |
1.0 |
0.97 |
0.98 |
1.0 |
0.99 |
1.1 |
0.99 |
0.84 |
0.92 |
1.0 |
0.92 |
1.0 |
全燐 (mg/l) |
0.018 |
0.017 |
0.018 |
0.012 |
0.015 |
0.018 |
0.017 |
0.026 |
0.022 |
0.036 |
0.045 |
0.058 |
0.040 |
0.046 |
0.033 |
0.040 |
0.040 |
0.041 |
0.028 |
0.031 |
0.034 |
0.018 |
0.017 |
0.019 |
0.015 |
0.017 |
0.014 |
0.017 |
0.017 |
0.018 |
0.014 |
0.018 |
0.040 |
0.017 |
0.024 |
0.031 |
全亜鉛 (mg/l) |
0.003 |
0.004 |
0.004 |
0.002 |
0.002 |
0.003 |
0.001 |
0.003 |
0.002 |
0.007 |
0.004 |
0.003 |
0.003 |
0.004 |
0.004 |
0.001 |
0.001 |
0.003 |
0.001 |
0.002 |
0.002 |
0.001 |
0.001 |
0.001 |
0.001 |
0.002 |
0.001 |
0.003 |
0.003 |
0.002 |
0.047 |
0.003 |
0.003 |
0.008 |
0.006 |
0.004 |
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 |
|
|
|
|
|
0.003 |
|
|
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) |
|
|
|
0.008 |
0.010 |
0.010 |
|
|
|
0.014 |
0.015 |
0.013 |
|
|
|
0.009 |
0.006 |
0.008 |
|
|
|
0.012 |
0.011 |
0.012 |
|
|
|
0.008 |
0.009 |
0.010 |
|
|
|
0.007 |
0.005 |
0.007 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.11 |
|
|
|
|
|
|
|
|
|
|
|
0.09 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
|
|
|
< 0.05 |
< 0.05 |
0.06 |
|
|
|
< 0.05 |
0.06 |
0.43 |
|
|
|
< 0.05 |
< 0.05 |
0.52 |
|
|
|
< 0.05 |
< 0.05 |
< 0.05 |
|
|
|
< 0.05 |
< 0.05 |
< 0.05 |
|
|
|
0.06 |
< 0.05 |
0.08 |
クロロフィル-a (ug/l) |
< 2 |
< 2 |
< 2 |
2 |
< 2 |
< 2 |
4 |
< 2 |
< 2 |
8 |
2 |
< 2 |
6 |
2 |
< 2 |
12 |
2 |
< 2 |
11 |
2 |
3 |
3 |
2 |
2 |
< 2 |
< 2 |
< 2 |
2 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
透視度 |
67 |
72 |
65 |
> 100 |
> 100 |
> 100 |
> 100 |
92 |
78 |
79 |
67 |
54 |
70 |
51 |
65 |
82 |
74 |
60 |
95 |
> 100 |
96 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.07 |
|
|
|
|
|
|
|
|
|
|
|
0.05 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
0.70 |
0.88 |
0.92 |
|
|
|
0.93 |
0.92 |
0.25 |
|
|
|
0.67 |
0.79 |
0.38 |
|
|
|
0.91 |
0.92 |
0.94 |
|
|
|
0.80 |
0.82 |
0.91 |
|
|
|
0.78 |
0.76 |
0.84 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ふん便性大腸菌群数 (個/100mL) |
79 |
|
|
< 2 |
|
|
22 |
|
|
94 |
|
|
76 |
|
|
150 |
|
|
20 |
|
|
130 |
|
|
200 |
|
|
4 |
|
|
10 |
|
|
< 2 |
|
|