測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
50401 |
石淵ダム貯水池 |
L‐11(ダムサイト) |
AA |
測定結果
採取年月日 |
1994.04.25 |
1994.04.25 |
1994.04.25 |
1994.05.18 |
1994.05.18 |
1994.05.18 |
1994.06.08 |
1994.06.08 |
1994.06.08 |
1994.07.13 |
1994.07.13 |
1994.07.13 |
1994.08.17 |
1994.08.17 |
1994.08.17 |
1994.09.21 |
1994.09.21 |
1994.09.21 |
1994.10.12 |
1994.10.12 |
1994.10.12 |
1994.11.09 |
1994.11.09 |
1994.11.09 |
1994.12.14 |
1994.12.14 |
1994.12.14 |
1995.01.18 |
1995.02.08 |
1995.03.08 |
採取時刻 |
0950 |
0950 |
0950 |
0950 |
0950 |
0950 |
0935 |
0935 |
0935 |
0939 |
0939 |
0939 |
0955 |
0955 |
0955 |
0947 |
0947 |
0947 |
1029 |
1029 |
1029 |
0935 |
0935 |
0935 |
1005 |
1005 |
1005 |
1015 |
0915 |
0905 |
天候 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
雨 |
雨 |
雨 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
雪 |
雪 |
気温 (℃) |
11.0 |
11.0 |
11.0 |
13.5 |
13.5 |
13.5 |
23.0 |
23.0 |
23.0 |
24.0 |
24.0 |
24.0 |
28.0 |
28.0 |
28.0 |
24.0 |
24.0 |
24.0 |
17.5 |
17.5 |
17.5 |
7.0 |
7.0 |
7.0 |
3.0 |
3.0 |
3.0 |
-3.5 |
2.0 |
3.0 |
水温 (℃) |
6.4 |
5.1 |
4.9 |
7.8 |
6.7 |
6.0 |
15.4 |
8.2 |
6.2 |
19.3 |
10.6 |
6.4 |
26.7 |
10.1 |
7.6 |
18.4 |
15.3 |
7.7 |
13.5 |
13.1 |
13.0 |
8.4 |
8.3 |
7.6 |
2.3 |
2.9 |
3.6 |
0.5 |
1.0 |
2.0 |
流量 (m3/s) |
36.91 |
36.91 |
36.91 |
24.69 |
24.69 |
24.69 |
6.59 |
6.59 |
6.59 |
3.84 |
3.84 |
3.84 |
2.67 |
2.67 |
2.67 |
4.06 |
4.06 |
4.06 |
5.94 |
5.94 |
5.94 |
4.42 |
4.42 |
4.42 |
6.02 |
6.02 |
6.02 |
.10 |
3.24 |
3.67 |
採取水深 (m) |
0.5 |
15.0 |
30.8 |
0.5 |
15.0 |
30.7 |
0.5 |
15.0 |
28.6 |
0.5 |
15.0 |
23.7 |
0.5 |
10.0 |
19.1 |
0.5 |
10.0 |
20.5 |
0.5 |
10.0 |
17.8 |
0.5 |
10.0 |
21.3 |
0.5 |
10.0 |
26.0 |
0.5 |
0.5 |
0.5 |
全水深 (m) |
31.80 |
31.80 |
31.80 |
31.68 |
31.68 |
31.68 |
29.57 |
29.57 |
29.57 |
24.68 |
24.68 |
24.68 |
20.13 |
20.13 |
20.13 |
24.45 |
24.45 |
24.45 |
18.78 |
18.78 |
18.78 |
22.29 |
22.29 |
22.29 |
27.00 |
27.00 |
27.00 |
23.46 |
21.70 |
18.89 |
透明度 (m) |
1.80 |
1.80 |
1.80 |
1.10 |
1.10 |
1.10 |
3.00 |
3.00 |
3.00 |
3.20 |
3.20 |
3.20 |
3.20 |
3.20 |
3.20 |
1.60 |
1.60 |
1.60 |
0.40 |
0.40 |
0.40 |
1.10 |
1.10 |
1.10 |
2.10 |
2.10 |
2.10 |
3.10 |
2.80 |
2.70 |
pH |
7.1 |
7.1 |
7.1 |
7.1 |
7.0 |
7.1 |
7.5 |
7.1 |
6.8 |
7.7 |
7.0 |
6.6 |
7.8 |
6.7 |
6.6 |
7.5 |
7.0 |
6.7 |
7.2 |
7.1 |
6.8 |
7.5 |
7.5 |
7.5 |
7.3 |
7.3 |
7.3 |
7.1 |
7.1 |
7.4 |
DO (mg/l) |
12.0 |
12.0 |
12.0 |
12.0 |
12.0 |
12.0 |
10.0 |
9.9 |
8.8 |
9.5 |
8.7 |
5.6 |
7.6 |
0.6 |
0.6 |
8.7 |
8.2 |
0.9 |
8.9 |
8.5 |
7.0 |
11.0 |
10.0 |
11.0 |
13.0 |
12.0 |
12.0 |
13.0 |
12.0 |
13.0 |
BOD (mg/l) |
0.6 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.8 |
< 0.5 |
< 0.5 |
0.7 |
0.8 |
0.7 |
1.0 |
< 0.5 |
1.0 |
0.5 |
0.5 |
0.5 |
0.6 |
0.6 |
0.5 |
< 0.5 |
0.5 |
0.7 |
< 0.5 |
0.6 |
0.5 |
COD (mg/l) |
0.8 |
0.8 |
1.1 |
1.7 |
1.8 |
1.8 |
0.9 |
1.1 |
1.5 |
1.6 |
1.1 |
1.6 |
1.4 |
1.6 |
2.2 |
1.8 |
3.1 |
3.7 |
1.4 |
2.7 |
7.0 |
1.0 |
1.0 |
1.1 |
1.2 |
1.1 |
1.1 |
0.7 |
0.8 |
0.8 |
SS (mg/l) |
4 |
5 |
7 |
7 |
12 |
14 |
1 |
2 |
10 |
3 |
4 |
9 |
2 |
8 |
7 |
4 |
14 |
13 |
21 |
75 |
343 |
9 |
11 |
18 |
5 |
4 |
6 |
5 |
6 |
3 |
大腸菌群数 (MPN/100ml) |
0.0E+00 |
2.0E+00 |
2.0E+00 |
2.0E+00 |
2.0E+00 |
4.5E+00 |
0.0E+00 |
2.0E+00 |
0.0E+00 |
2.3E+01 |
6.8E+00 |
1.7E+01 |
3.3E+02 |
7.9E+01 |
3.3E+01 |
3.3E+02 |
1.3E+02 |
1.3E+02 |
4.9E+01 |
2.4E+02 |
3.3E+02 |
2.3E+01 |
3.3E+01 |
2.3E+01 |
4.9E+01 |
1.7E+02 |
7.0E+01 |
7.8E+00 |
0.0E+00 |
7.9E+01 |
全窒素 (mg/l) |
|
|
|
0.29 |
|
|
|
|
|
0.31 |
|
|
|
|
|
0.44 |
|
|
|
|
|
0.50 |
|
|
|
|
|
0.17 |
|
0.16 |
全燐 (mg/l) |
|
|
|
0.015 |
|
|
|
|
|
0.007 |
|
|
|
|
|
0.008 |
|
|
|
|
|
0.008 |
|
|
|
|
|
0.003 |
|
0.009 |
カドミウム (mg/l) |
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
< 0.001 |
|
< 0.001 |
全シアン (mg/l) |
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
|
|
|
|
N |
|
N |
鉛 (mg/l) |
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
0.005 |
六価クロム (mg/l) |
|
|
|
< 0.040 |
|
|
|
|
|
< 0.040 |
|
|
|
|
|
< 0.040 |
|
|
|
|
|
< 0.040 |
|
|
|
|
|
< 0.040 |
|
< 0.040 |
砒素 (mg/l) |
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
< 0.005 |
|
< 0.005 |
総水銀 (mg/l) |
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
< 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 |
|
|
|
|
|
|
|
|
透視度 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
25 |
> 30 |
14 |
8 |
2 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
|
|
|