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 |
2009.04.30 |
2009.04.30 |
2009.04.30 |
2009.05.21 |
2009.05.21 |
2009.05.21 |
2009.06.17 |
2009.06.17 |
2009.06.17 |
2009.08.04 |
2009.08.04 |
2009.08.04 |
2009.08.12 |
2009.08.12 |
2009.08.12 |
2009.09.09 |
2009.09.09 |
2009.09.09 |
2009.10.14 |
2009.10.14 |
2009.10.14 |
2009.11.11 |
2009.11.11 |
2009.11.11 |
2009.12.09 |
2009.12.09 |
2009.12.09 |
2010.01.06 |
2010.01.06 |
2010.01.06 |
2010.02.03 |
2010.02.03 |
2010.02.03 |
2010.03.03 |
2010.03.03 |
2010.03.03 |
採取時刻 |
0858 |
0927 |
0942 |
0905 |
0935 |
0950 |
0915 |
0943 |
0958 |
0904 |
0928 |
0938 |
0910 |
0945 |
1008 |
0914 |
0934 |
0946 |
0858 |
0919 |
0934 |
0918 |
0948 |
1006 |
0920 |
0926 |
0940 |
0922 |
0942 |
1000 |
0908 |
0927 |
0942 |
0906 |
0928 |
0946 |
天候 |
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 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
雨 |
雨 |
雨 |
雪 |
雪 |
雪 |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
気温 (℃) |
14.5 |
14.5 |
14.5 |
18.2 |
18.2 |
18.2 |
17.2 |
17.2 |
17.2 |
23.3 |
23.3 |
23.3 |
24.1 |
24.1 |
24.1 |
20.2 |
20.2 |
20.2 |
11.8 |
11.8 |
11.8 |
10.3 |
10.3 |
10.3 |
1.6 |
1.6 |
1.6 |
3.4 |
3.4 |
3.4 |
-4.8 |
-4.8 |
-4.8 |
1.4 |
1.4 |
1.4 |
水温 (℃) |
8.9 |
8.2 |
7.1 |
13.9 |
10.4 |
9.6 |
18.3 |
13.2 |
10 |
21.6 |
17 |
15.2 |
22.3 |
17.7 |
15.1 |
20.8 |
16.8 |
15.7 |
13.4 |
12.1 |
11.2 |
10.6 |
9.8 |
9.3 |
5.9 |
5.9 |
5.9 |
1.1 |
1.8 |
2 |
1.7 |
2.6 |
3.1 |
3.5 |
3.4 |
3.6 |
流量 (m3/s) |
57.01 |
57.01 |
57.01 |
49.36 |
49.36 |
49.36 |
16.57 |
16.57 |
16.57 |
35.82 |
35.82 |
35.82 |
34.11 |
34.11 |
34.11 |
16.53 |
16.53 |
16.53 |
19.57 |
19.57 |
19.57 |
42.95 |
42.95 |
42.95 |
33.88 |
33.88 |
33.88 |
24.89 |
24.89 |
24.89 |
13.2 |
13.2 |
13.2 |
15.18 |
15.18 |
15.18 |
採取水深 (m) |
0.5 |
12.8 |
24.6 |
0.5 |
12.65 |
24.3 |
0.5 |
10.85 |
20.7 |
0.5 |
10 |
19 |
0.5 |
9.8 |
18.6 |
0.5 |
9.5 |
18 |
0.5 |
9.6 |
18.2 |
0.5 |
12.5 |
24 |
0.5 |
12.6 |
24.2 |
0.5 |
7.4 |
13.8 |
0.5 |
7.6 |
14.2 |
0.5 |
7 |
13 |
全水深 (m) |
25.6 |
25.6 |
25.6 |
25.3 |
25.3 |
25.3 |
21.7 |
21.7 |
21.7 |
20 |
20 |
20 |
19.6 |
19.6 |
19.6 |
19 |
19 |
19 |
19.2 |
19.2 |
19.2 |
25 |
25 |
25 |
25.2 |
25.2 |
25.2 |
14.8 |
14.8 |
14.8 |
15.2 |
15.2 |
15.2 |
14 |
14 |
14 |
透明度 (m) |
1.6 |
|
|
1.6 |
|
|
2.2 |
|
|
2.1 |
|
|
2.1 |
|
|
2.9 |
|
|
1.6 |
|
|
2.8 |
|
|
3.4 |
|
|
4.5 |
|
|
3.2 |
|
|
2.4 |
|
|
外観 |
微白濁 |
微白濁 |
微白濁 |
無色澄明 |
微白濁 |
微白濁 |
無色澄明 |
微黄濁 |
無色澄明 |
無色澄明 |
微白濁 |
微黄濁 |
無色澄明 |
微白濁 |
微白濁 |
無色澄明 |
無色澄明 |
微白濁 |
無色澄明 |
微白濁 |
微白濁 |
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 |
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 |
7.0 |
7.0 |
7.0 |
7.1 |
7.0 |
6.9 |
7.4 |
7.0 |
6.8 |
7.8 |
7.1 |
6.9 |
7.3 |
7.0 |
6.7 |
7.7 |
7.2 |
6.9 |
7.2 |
7.1 |
7.1 |
7.4 |
7.3 |
7.2 |
7.3 |
7.3 |
7.3 |
7.2 |
7.1 |
7.1 |
7.0 |
7.0 |
7.0 |
6.9 |
7.0 |
7.0 |
DO (mg/l) |
11 |
11 |
11 |
10 |
10 |
10 |
9.7 |
8.8 |
6.8 |
10 |
8.9 |
7.7 |
9.4 |
7.9 |
5.5 |
9.7 |
7.5 |
3.3 |
10 |
9.5 |
9.5 |
10 |
10 |
9.9 |
11 |
11 |
11 |
13 |
12 |
12 |
13 |
12 |
12 |
13 |
12 |
11 |
BOD (mg/l) |
< 0.5 |
0.5 |
< 0.5 |
0.6 |
0.6 |
0.5 |
0.8 |
0.8 |
0.6 |
0.6 |
0.6 |
0.6 |
1.0 |
1.1 |
1.0 |
0.7 |
0.5 |
0.8 |
0.8 |
0.8 |
0.9 |
0.7 |
0.9 |
0.6 |
0.8 |
0.6 |
0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.6 |
< 0.5 |
< 0.5 |
0.5 |
< 0.5 |
< 0.5 |
COD (mg/l) |
1.0 |
1.2 |
0.9 |
1.7 |
1.6 |
1.5 |
2.3 |
2.5 |
1.2 |
1.8 |
1.8 |
1.8 |
2.2 |
2.4 |
2.1 |
1.7 |
1.5 |
2.0 |
2.0 |
2.1 |
2.2 |
1.9 |
2.5 |
1.8 |
1.5 |
1.4 |
1.4 |
1.1 |
0.9 |
0.9 |
1.1 |
1.0 |
1.0 |
1.4 |
1.1 |
1.1 |
SS (mg/l) |
3 |
3 |
3 |
3 |
5 |
5 |
1 |
3 |
2 |
2 |
5 |
12 |
1 |
7 |
8 |
2 |
3 |
8 |
2 |
4 |
7 |
1 |
4 |
3 |
1 |
1 |
1 |
< 1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
大腸菌群数 (MPN/100ml) |
4.9E+02 |
1.3E+03 |
1.7E+03 |
9.4E+02 |
1.3E+03 |
7.9E+02 |
1.7E+03 |
1.7E+03 |
2.2E+03 |
1.3E+03 |
7.0E+02 |
7.0E+03 |
3.3E+03 |
3.3E+03 |
1.3E+03 |
1.3E+03 |
4.9E+02 |
7.0E+02 |
2.4E+03 |
2.4E+03 |
1.7E+03 |
4.6E+02 |
1.7E+03 |
3.3E+03 |
7.9E+02 |
1.3E+03 |
1.3E+03 |
1.3E+03 |
3.3E+02 |
3.3E+02 |
1.3E+03 |
7.9E+03 |
7.9E+03 |
7.9E+02 |
4.9E+03 |
4.9E+03 |
全窒素 (mg/l) |
0.55 |
0.40 |
0.39 |
0.42 |
0.35 |
0.35 |
0.43 |
0.41 |
0.37 |
0.42 |
0.45 |
0.50 |
0.47 |
0.45 |
0.52 |
0.37 |
0.38 |
0.56 |
0.42 |
0.42 |
0.42 |
0.36 |
0.35 |
0.34 |
0.33 |
0.34 |
0.33 |
0.46 |
0.41 |
0.35 |
0.42 |
0.45 |
0.46 |
0.46 |
0.37 |
0.42 |
全燐 (mg/l) |
0.009 |
0.007 |
0.008 |
0.016 |
0.015 |
0.016 |
0.006 |
0.007 |
0.006 |
0.013 |
0.009 |
0.017 |
0.012 |
0.013 |
0.014 |
0.007 |
0.009 |
0.018 |
0.007 |
0.009 |
0.013 |
0.008 |
0.009 |
0.007 |
0.006 |
0.007 |
0.006 |
0.003 |
0.004 |
0.003 |
0.008 |
0.009 |
0.009 |
0.006 |
0.007 |
0.01 |
全亜鉛 (mg/l) |
0.009 |
|
|
0.007 |
|
|
< 0.005 |
|
|
< 0.005 |
|
|
0.014 |
|
|
< 0.005 |
|
|
< 0.005 |
|
|
< 0.005 |
|
|
< 0.005 |
< 0.005 |
< 0.005 |
0.002 |
0.001 |
0.001 |
0.001 |
0.002 |
0.002 |
0.003 |
0.002 |
0.002 |
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
六価クロム (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
砒素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
総水銀 (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) |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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) |
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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) |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
テトラクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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) |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
亜硝酸性窒素 (mg/l) |
< 0.02 |
0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
0.1 |
< 0.1 |
< 0.1 |
0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
クロロフィル-a (ug/l) |
< 2 |
< 2 |
< 2 |
2 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
6 |
< 2 |
< 2 |
2 |
< 2 |
< 2 |
5 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
2 |
< 2 |
< 2 |
透視度 |
82 |
87 |
89 |
> 100 |
85 |
84 |
> 100 |
91 |
> 100 |
> 100 |
78 |
41 |
> 100 |
75 |
58 |
> 100 |
> 100 |
52 |
> 100 |
86 |
82 |
> 100 |
89 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
0.1 |
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.28 |
0.29 |
0.27 |
0.23 |
0.22 |
0.22 |
0.24 |
0.24 |
0.23 |
0.25 |
0.30 |
0.32 |
0.24 |
0.29 |
0.28 |
0.21 |
0.26 |
0.23 |
0.23 |
0.25 |
0.26 |
0.20 |
0.20 |
0.23 |
0.24 |
0.23 |
0.25 |
0.23 |
0.23 |
0.22 |
0.34 |
0.36 |
0.38 |
0.33 |
0.28 |
0.31 |
ふん便性大腸菌群数 (個/100mL) |
1.4E+01 |
1.6E+01 |
7.9E+01 |
1.0E+00 |
1.4E+01 |
2.8E+01 |
2.9E+01 |
1.1E+02 |
1.3E+01 |
6.3E+01 |
6.5E+02 |
1.4E+02 |
2.1E+02 |
1.3E+03 |
5.0E+01 |
2.4E+01 |
2.7E+01 |
3.3E+01 |
7.8E+01 |
1.3E+02 |
2.1E+02 |
1.0E+02 |
2.2E+02 |
2.1E+02 |
1.8E+01 |
5.4E+01 |
8.6E+01 |
2.7E+01 |
1.6E+01 |
2.1E+01 |
4.8E+01 |
3.1E+02 |
4.1E+02 |
4.8E+01 |
2.8E+02 |
3.8E+02 |