測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
50701 |
御所ダム貯水池 |
L‐17(ダムサイト) |
A |
測定結果
採取年月日 |
2012.04.18 |
2012.04.18 |
2012.04.18 |
2012.05.16 |
2012.05.16 |
2012.05.16 |
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 |
0910 |
0937 |
0952 |
0914 |
0938 |
0950 |
0904 |
0928 |
0940 |
0906 |
0931 |
0948 |
0928 |
0959 |
1020 |
0913 |
0930 |
0942 |
0912 |
0933 |
0941 |
0908 |
0940 |
0958 |
0930 |
0958 |
1013 |
0920 |
1003 |
1030 |
0907 |
0939 |
1000 |
0900 |
0920 |
0932 |
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 |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雪 |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
気温 (℃) |
10.8 |
10.8 |
10.8 |
20.4 |
20.4 |
20.4 |
16.1 |
16.1 |
16.1 |
22.2 |
22.2 |
22.2 |
29.2 |
29.2 |
29.2 |
25.4 |
25.4 |
25.4 |
14.0 |
14.0 |
14.0 |
3.2 |
3.2 |
3.2 |
-2.0 |
-2.0 |
-2.0 |
-5.3 |
-5.3 |
-5.3 |
-0.4 |
-0.4 |
-0.4 |
3.1 |
3.1 |
3.1 |
水温 (℃) |
9.2 |
6.7 |
5.6 |
12.3 |
9.8 |
8.4 |
19.8 |
11.7 |
9.3 |
23.6 |
12.5 |
10.1 |
28.3 |
16.7 |
14.5 |
26.3 |
16.4 |
13.9 |
18.1 |
16.4 |
14.1 |
7.8 |
8.3 |
7.4 |
2.2 |
3.4 |
3.9 |
1.2 |
2.0 |
2.4 |
0.8 |
2.9 |
3.3 |
0.7 |
3.3 |
3.8 |
流量 (m3/s) |
89.67 |
|
|
70.66 |
|
|
9.17 |
|
|
12.49 |
|
|
3.96 |
|
|
1.52 |
|
|
10.28 |
|
|
46.30 |
|
|
14.03 |
|
|
22.92 |
|
|
8.12 |
|
|
12.36 |
|
|
採取水深 (m) |
0.50 |
12.65 |
24.30 |
0.50 |
12.50 |
24.00 |
0.50 |
10.90 |
20.80 |
0.50 |
9.90 |
18.80 |
0.50 |
9.60 |
18.20 |
0.50 |
9.40 |
17.80 |
0.50 |
10.30 |
19.60 |
0.50 |
12.10 |
23.20 |
0.50 |
12.20 |
23.20 |
0.5 |
8.5 |
16 |
0.5 |
8.2 |
15.4 |
0.5 |
8.3 |
15.6 |
全水深 (m) |
25.3 |
|
|
25.0 |
|
|
21.8 |
|
|
19.8 |
|
|
19.2 |
|
|
18.8 |
|
|
20.6 |
|
|
24.2 |
|
|
24.4 |
|
|
17 |
17 |
17 |
16.4 |
16.4 |
16.4 |
16.6 |
16.6 |
16.6 |
透明度 (m) |
2.0 |
|
|
2.2 |
|
|
2.9 |
|
|
1.6 |
|
|
3 |
|
|
2.7 |
|
|
1.5 |
|
|
2.1 |
|
|
4.7 |
|
|
5.3 |
|
|
6.0 |
|
|
6.8 |
|
|
外観 |
無色澄明 |
無色澄明 |
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 |
微白濁 |
無色澄明 |
無色澄明 |
微白濁 |
微白濁 |
無色澄明 |
微白濁 |
白濁 |
微白濁 |
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 |
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 |
7.1 |
7.0 |
7.0 |
7.2 |
7.1 |
7.0 |
7.3 |
7.0 |
6.9 |
7.8 |
7.0 |
6.9 |
7.9 |
7.1 |
6.9 |
7.6 |
7.0 |
6.8 |
7.5 |
7.0 |
6.8 |
7.1 |
7.1 |
7.1 |
7.0 |
7.1 |
7.1 |
7.5 |
7.3 |
7.2 |
7.3 |
7.3 |
7.2 |
7.2 |
7.1 |
7.0 |
DO (mg/l) |
11 |
11 |
11 |
10 |
10 |
10 |
9.1 |
8.2 |
7.9 |
9.6 |
5.5 |
4.5 |
8.9 |
4.7 |
2.0 |
9.4 |
1.4 |
0.6 |
9.1 |
4.6 |
0.7 |
10 |
10 |
10 |
12 |
12 |
11 |
12 |
12 |
11 |
13 |
10 |
9.2 |
12 |
11 |
8.0 |
BOD (mg/l) |
0.6 |
0.7 |
0.6 |
1.0 |
0.7 |
0.6 |
1.2 |
0.5 |
< 0.5 |
2.1 |
0.8 |
0.7 |
0.7 |
0.7 |
0.6 |
0.9 |
0.6 |
0.8 |
1.4 |
0.7 |
0.7 |
1.1 |
1.0 |
0.8 |
< 0.5 |
0.8 |
0.6 |
< 0.5 |
< 0.5 |
< 0.5 |
0.6 |
0.5 |
< 0.5 |
0.5 |
0.5 |
0.6 |
COD (mg/l) |
1.3 |
1.3 |
1.5 |
1.6 |
1.5 |
1.6 |
2.3 |
1.7 |
1.4 |
2.4 |
2.0 |
1.6 |
2.3 |
2.5 |
2.5 |
2.6 |
2.0 |
2.6 |
3.4 |
3.4 |
3.4 |
2.1 |
1.9 |
1.7 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.1 |
1.1 |
1.2 |
1.5 |
1.2 |
1.5 |
SS (mg/l) |
2 |
3 |
4 |
1 |
2 |
3 |
1 |
1 |
1 |
4 |
4 |
2 |
< 1 |
4 |
6 |
1 |
5 |
5 |
3 |
3 |
4 |
2 |
2 |
2 |
< 1 |
1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
大腸菌群数 (MPN/100ml) |
7.9E+02 |
4.9E+03 |
4.9E+03 |
1.3E+02 |
2.4E+02 |
1.7E+03 |
7.9E+01 |
2.4E+02 |
2.2E+01 |
1.1E+03 |
7.9E+03 |
1.1E+03 |
3.3E+02 |
4.9E+02 |
1.3E+03 |
7.9E+03 |
4.9E+02 |
1.7E+02 |
2.4E+03 |
2.4E+03 |
2.4E+03 |
1.1E+03 |
4.9E+02 |
2.2E+03 |
1.7E+03 |
4.9E+03 |
1.3E+03 |
3.3E+02 |
1.3E+03 |
7.9E+03 |
3.3E+01 |
1.3E+04 |
7.9E+03 |
1.7E+02 |
2.4E+03 |
4.9E+03 |
全窒素 (mg/l) |
0.70 |
0.69 |
0.85 |
0.46 |
0.42 |
0.48 |
0.61 |
0.42 |
0.44 |
0.58 |
0.58 |
0.50 |
0.40 |
0.49 |
0.72 |
0.38 |
0.52 |
0.70 |
0.76 |
0.62 |
0.73 |
0.44 |
0.42 |
0.42 |
0.39 |
0.39 |
0.40 |
0.46 |
0.42 |
0.45 |
0.37 |
0.37 |
0.49 |
0.42 |
0.40 |
0.52 |
全燐 (mg/l) |
0.006 |
0.007 |
0.010 |
0.012 |
0.008 |
0.012 |
0.011 |
0.008 |
0.005 |
0.016 |
0.007 |
0.003 |
0.006 |
0.009 |
0.011 |
0.008 |
0.007 |
0.010 |
0.014 |
0.014 |
0.012 |
0.007 |
0.006 |
0.007 |
0.003 |
0.004 |
0.004 |
0.007 |
0.003 |
0.003 |
< 0.003 |
< 0.003 |
0.005 |
0.004 |
0.005 |
0.010 |
全亜鉛 (mg/l) |
0.003 |
0.004 |
0.003 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
0.002 |
0.002 |
0.002 |
< 0.001 |
0.001 |
0.002 |
< 0.001 |
< 0.001 |
0.001 |
0.001 |
0.002 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
0.002 |
0.001 |
0.002 |
0.001 |
0.001 |
0.003 |
0.003 |
0.005 |
0.002 |
0.004 |
0.003 |
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
六価クロム (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
砒素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
総水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
< 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) |
|
|
|
0.002 |
0.001 |
0.001 |
|
|
|
0.004 |
0.005 |
0.004 |
|
|
|
0.003 |
0.002 |
0.010 |
|
|
|
0.004 |
0.004 |
0.004 |
|
|
|
0.003 |
0.003 |
0.003 |
|
|
|
0.002 |
0.002 |
0.003 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.08 |
|
|
|
|
|
|
|
|
|
|
|
0.05 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
|
|
|
< 0.05 |
< 0.05 |
< 0.05 |
|
|
|
< 0.05 |
0.06 |
0.07 |
|
|
|
< 0.05 |
< 0.05 |
0.21 |
|
|
|
< 0.05 |
< 0.05 |
< 0.05 |
|
|
|
< 0.05 |
< 0.05 |
< 0.05 |
|
|
|
< 0.05 |
< 0.05 |
0.09 |
クロロフィル-a (ug/l) |
< 2 |
|
|
2 |
|
|
4 |
|
|
8 |
|
|
< 2 |
|
|
4 |
|
|
5 |
|
|
< 2 |
|
|
< 2 |
|
|
< 2 |
|
|
< 2 |
|
|
< 2 |
|
|
透視度 |
> 100 |
> 100 |
78 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
92 |
> 100 |
> 100 |
86 |
48 |
> 100 |
81 |
65 |
97 |
54 |
78 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.03 |
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
0.30 |
0.30 |
0.29 |
|
|
|
0.28 |
0.29 |
0.26 |
|
|
|
0.18 |
0.32 |
0.15 |
|
|
|
0.31 |
0.31 |
0.31 |
|
|
|
0.32 |
0.32 |
0.33 |
|
|
|
0.32 |
0.30 |
0.32 |
1,4-ジオキサン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ふん便性大腸菌群数 (個/100mL) |
16 |
170 |
110 |
3 |
6 |
10 |
< 2 |
4 |
< 2 |
22 |
72 |
34 |
6 |
26 |
10 |
12 |
19 |
10 |
20 |
38 |
64 |
35 |
48 |
94 |
24 |
17 |
25 |
20 |
38 |
140 |
< 2 |
240 |
180 |
2 |
30 |
52 |