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 |
2005.04.26 |
2005.04.26 |
2005.04.26 |
2005.05.18 |
2005.05.18 |
2005.05.18 |
2005.06.08 |
2005.06.08 |
2005.06.08 |
2005.07.26 |
2005.07.26 |
2005.07.26 |
2005.08.29 |
2005.08.29 |
2005.08.29 |
2005.09.14 |
2005.09.14 |
2005.09.14 |
2005.10.12 |
2005.10.12 |
2005.10.12 |
2005.11.21 |
2005.11.21 |
2005.11.21 |
2005.12.14 |
2005.12.14 |
2005.12.14 |
2006.01.11 |
2006.01.11 |
2006.01.11 |
2006.02.01 |
2006.02.01 |
2006.02.01 |
2006.03.01 |
2006.03.01 |
2006.03.01 |
採取時刻 |
0910 |
1003 |
1030 |
0910 |
0953 |
1015 |
0910 |
1003 |
1030 |
0945 |
1041 |
1100 |
0905 |
0946 |
1010 |
0905 |
0936 |
0955 |
0900 |
0938 |
1000 |
0930 |
1001 |
1020 |
0930 |
1023 |
1050 |
0955 |
1113 |
1210 |
0920 |
1020 |
1050 |
1000 |
1032 |
1055 |
天候 |
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 |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雪 |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雪 |
雪 |
雪 |
雪 |
気温 (℃) |
13 |
14.2 |
14.8 |
3 |
3 |
3 |
19 |
19 |
19 |
24 |
24 |
24 |
21.5 |
22.1 |
22.5 |
18.5 |
18.2 |
18 |
13.9 |
13.9 |
13.9 |
6.5 |
6.5 |
6.5 |
-3 |
-2.3 |
-2 |
1.5 |
0.6 |
0 |
-7 |
-5.7 |
-5 |
1 |
1.4 |
1.7 |
水温 (℃) |
9.9 |
6.9 |
6.7 |
10.7 |
8.8 |
8.2 |
18 |
10 |
9.2 |
21.4 |
13.4 |
11.7 |
22.7 |
17.5 |
14 |
19.7 |
17.5 |
16 |
15.2 |
12.7 |
12 |
6.9 |
6.7 |
6.2 |
2 |
2.4 |
2.5 |
0.6 |
2.9 |
3.2 |
0.3 |
2.5 |
3 |
2.7 |
3.4 |
3.5 |
流量 (m3/s) |
118.87 |
118.87 |
118.87 |
55.29 |
55.29 |
55.29 |
23.23 |
23.23 |
23.23 |
29.79 |
29.79 |
29.79 |
29.79 |
29.79 |
29.79 |
48 |
48 |
48 |
20.3 |
20.3 |
20.3 |
17 |
17 |
17 |
10.15 |
10.15 |
10.15 |
49.58 |
49.58 |
49.58 |
10.08 |
10.08 |
10.08 |
54.8 |
54.8 |
54.8 |
採取水深 (m) |
0.5 |
12.9 |
24.8 |
0.5 |
12.55 |
24.1 |
0.5 |
11.9 |
22.8 |
0.5 |
10.25 |
19.5 |
0.5 |
9.9 |
18.8 |
0.5 |
8.9 |
16.8 |
0.5 |
9.75 |
18.5 |
0.5 |
9.8 |
18.6 |
0.5 |
11 |
21 |
0.5 |
8.7 |
16.4 |
0.5 |
8 |
15 |
0.5 |
6.75 |
12.5 |
全水深 (m) |
25.8 |
25.8 |
25.8 |
25.1 |
25.1 |
25.1 |
23.8 |
23.8 |
23.8 |
20.5 |
20.5 |
20.5 |
19.8 |
19.8 |
19.8 |
17.8 |
17.8 |
17.8 |
19.5 |
19.5 |
19.5 |
19.6 |
19.6 |
19.6 |
22 |
22 |
22 |
17.4 |
17.4 |
17.4 |
16 |
16 |
16 |
13.5 |
13.5 |
13.5 |
透明度 (m) |
2.2 |
|
|
2.6 |
|
|
2.8 |
|
|
3.5 |
|
|
1.7 |
|
|
1.7 |
|
|
3 |
|
|
2.3 |
|
|
3.4 |
|
|
2.8 |
|
|
3.4 |
|
|
1.8 |
|
|
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 |
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 |
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 |
6.9 |
6.9 |
7.1 |
6.9 |
6.8 |
7.3 |
6.8 |
6.8 |
7.8 |
7 |
6.8 |
7.6 |
6.9 |
6.7 |
7.3 |
7 |
7 |
7.9 |
7.2 |
7.1 |
7.2 |
7.2 |
7.2 |
7.2 |
7.3 |
7.3 |
7.1 |
7.2 |
7.1 |
6.9 |
7.1 |
7 |
7 |
7.1 |
7.1 |
DO (mg/l) |
11 |
11 |
11 |
9 |
8 |
7.9 |
10 |
9.2 |
9.1 |
8.5 |
7.8 |
6.4 |
8.5 |
6.3 |
1.1 |
9.3 |
8.3 |
8.1 |
10 |
9 |
9.2 |
11 |
10 |
8.6 |
12 |
11 |
11 |
13 |
12 |
12 |
13 |
12 |
10 |
12 |
12 |
12 |
BOD (mg/l) |
0.6 |
0.5 |
0.6 |
0.5 |
0.5 |
0.5 |
0.9 |
0.8 |
0.6 |
0.9 |
0.7 |
0.9 |
0.8 |
0.8 |
0.5 |
1.4 |
1.1 |
0.5 |
1 |
0.7 |
0.6 |
0.7 |
0.7 |
0.7 |
0.8 |
0.5 |
0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.6 |
< 0.5 |
0.5 |
0.8 |
0.6 |
0.6 |
COD (mg/l) |
1.5 |
1.5 |
1.5 |
1.3 |
1.2 |
1 |
1.9 |
1.6 |
1.5 |
1.6 |
1.5 |
1.6 |
2.6 |
2.7 |
2.3 |
3.3 |
2.9 |
2.2 |
2.4 |
2 |
1.7 |
1.6 |
1.5 |
1.3 |
1.5 |
1 |
1.2 |
1 |
1 |
1 |
1.8 |
1.1 |
1.3 |
1.8 |
1.7 |
1.5 |
SS (mg/l) |
1 |
2 |
3 |
1 |
2 |
2 |
1 |
1 |
1 |
< 1 |
3 |
8 |
2 |
10 |
9 |
4 |
6 |
10 |
1 |
3 |
5 |
2 |
2 |
4 |
1 |
1 |
1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
1 |
2 |
2 |
大腸菌群数 (MPN/100ml) |
4.9E+02 |
1.7E+03 |
2.4E+03 |
7.9E+01 |
2.2E+02 |
7.9E+02 |
2.3E+01 |
3.3E+01 |
3.3E+01 |
1.1E+01 |
2.2E+02 |
3.3E+02 |
7.9E+02 |
7.9E+02 |
1.1E+02 |
2.4E+03 |
7.9E+03 |
3.3E+03 |
1.1E+02 |
4.9E+02 |
4.9E+02 |
2.2E+02 |
4.9E+02 |
1.7E+03 |
7.9E+02 |
4.9E+02 |
2.4E+02 |
7.9E+02 |
7.9E+02 |
4.9E+02 |
4.9E+01 |
7.9E+01 |
1.1E+02 |
4.9E+02 |
7.9E+02 |
7.9E+02 |
全窒素 (mg/l) |
0.55 |
0.53 |
0.48 |
0.38 |
0.38 |
0.38 |
0.33 |
0.36 |
0.38 |
0.45 |
0.48 |
0.58 |
0.39 |
0.84 |
0.7 |
0.58 |
0.47 |
0.46 |
0.39 |
0.47 |
0.52 |
0.44 |
0.44 |
0.48 |
0.58 |
0.44 |
0.45 |
0.43 |
0.45 |
0.41 |
0.49 |
0.44 |
0.51 |
0.61 |
0.61 |
0.56 |
全燐 (mg/l) |
0.005 |
0.007 |
0.006 |
0.01 |
0.01 |
0.012 |
0.006 |
0.005 |
0.005 |
0.006 |
0.008 |
0.013 |
0.008 |
0.017 |
0.021 |
0.03 |
0.013 |
0.017 |
0.008 |
0.01 |
0.015 |
0.009 |
0.008 |
0.008 |
0.007 |
0.007 |
0.008 |
0.01 |
0.008 |
0.008 |
0.007 |
0.006 |
0.007 |
0.008 |
0.009 |
0.01 |
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 |
|
|
|
|
|
|
|
|
|
|
|
0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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) |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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) |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
ふっ素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
クロロフィル-a (ug/l) |
< 2 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
3 |
< 2 |
< 2 |
5 |
< 2 |
< 2 |
17 |
< 2 |
< 2 |
4 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
< 2 |
透視度 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
> 50 |
ほう素 (mg/l) |
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.41 |
0.40 |
0.40 |
0.28 |
0.31 |
0.29 |
0.19 |
0.26 |
0.28 |
0.31 |
0.36 |
0.37 |
0.23 |
0.29 |
0.20 |
0.28 |
0.34 |
0.33 |
0.25 |
0.30 |
0.33 |
0.34 |
0.35 |
0.35 |
0.36 |
0.36 |
0.37 |
0.35 |
0.35 |
0.35 |
0.35 |
0.33 |
0.38 |
0.45 |
0.49 |
0.48 |