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 |
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 |
1995.01.18 |
1995.01.18 |
1995.02.08 |
1995.02.08 |
1995.02.08 |
1995.03.08 |
1995.03.08 |
1995.03.08 |
採取時刻 |
0930 |
0930 |
0930 |
0940 |
0940 |
0940 |
0950 |
0950 |
0950 |
0940 |
0940 |
0940 |
0950 |
0950 |
0950 |
0945 |
0945 |
0945 |
1010 |
1010 |
1010 |
1020 |
1020 |
1020 |
1000 |
1000 |
1000 |
0940 |
0940 |
0940 |
0950 |
0950 |
0950 |
1010 |
1010 |
1010 |
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 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
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 |
曇り |
曇り |
曇り |
気温 (℃) |
18.1 |
18.1 |
18.1 |
18.5 |
18.5 |
18.5 |
23.6 |
23.6 |
23.6 |
25.0 |
25.0 |
25.0 |
28.3 |
28.3 |
28.3 |
23.0 |
23.0 |
23.0 |
16.7 |
16.7 |
16.7 |
10.0 |
10.0 |
10.0 |
2.3 |
2.3 |
2.3 |
-2.5 |
-2.5 |
-2.5 |
0.9 |
0.9 |
0.9 |
5.7 |
5.7 |
5.7 |
水温 (℃) |
11.6 |
9.7 |
7.7 |
14.1 |
11.6 |
11.6 |
19.7 |
14.8 |
12.0 |
21.4 |
19.4 |
13.1 |
27.1 |
23.9 |
12.8 |
20.3 |
19.3 |
18.1 |
15.6 |
14.5 |
14.4 |
10.8 |
10.4 |
9.2 |
4.8 |
4.7 |
4.3 |
1.4 |
2.7 |
3.5 |
0.7 |
2.1 |
3.9 |
1.6 |
3.3 |
3.7 |
流量 (m3/s) |
50.21 |
50.21 |
50.21 |
32.68 |
32.68 |
32.68 |
21.00 |
21.00 |
21.00 |
14.20 |
14.20 |
14.20 |
19.46 |
19.46 |
19.46 |
26.79 |
26.79 |
26.79 |
22.35 |
22.35 |
22.35 |
19.72 |
19.72 |
19.72 |
20.32 |
20.32 |
20.32 |
20.71 |
20.71 |
20.71 |
17.28 |
17.28 |
17.28 |
27.65 |
27.65 |
27.65 |
採取水深 (m) |
0.5 |
11.3 |
21.5 |
0.5 |
12.6 |
24.2 |
0.5 |
10.6 |
20.2 |
0.5 |
7.1 |
13.2 |
0.5 |
7.3 |
13.6 |
0.5 |
7.0 |
12.9 |
0.5 |
8.3 |
15.5 |
0.5 |
12.1 |
23.1 |
0.5 |
12.2 |
23.4 |
0.5 |
12.2 |
23.3 |
0.5 |
11.7 |
22.3 |
0.5 |
11.2 |
21.4 |
全水深 (m) |
22.50 |
22.50 |
22.50 |
25.20 |
25.20 |
25.20 |
21.20 |
21.20 |
21.20 |
15.79 |
15.79 |
15.79 |
14.60 |
14.60 |
14.60 |
13.90 |
13.90 |
13.90 |
16.50 |
16.50 |
16.50 |
24.10 |
24.10 |
24.10 |
24.40 |
24.40 |
24.40 |
24.30 |
24.30 |
24.30 |
23.30 |
23.30 |
23.30 |
22.40 |
22.40 |
22.40 |
透明度 (m) |
2.50 |
2.50 |
2.50 |
2.50 |
2.50 |
2.50 |
4.70 |
4.70 |
4.70 |
1.20 |
1.20 |
1.20 |
1.50 |
1.50 |
1.50 |
2.00 |
2.00 |
2.00 |
1.70 |
1.70 |
1.70 |
3.20 |
3.20 |
3.20 |
4.00 |
4.00 |
4.00 |
3.00 |
3.00 |
3.00 |
3.50 |
3.50 |
3.50 |
3.00 |
3.00 |
3.00 |
pH |
7.4 |
7.4 |
7.3 |
7.3 |
7.1 |
6.9 |
7.5 |
7.2 |
6.9 |
8.0 |
7.7 |
7.2 |
8.2 |
7.2 |
7.1 |
7.6 |
7.5 |
7.2 |
7.6 |
7.5 |
7.5 |
7.5 |
7.5 |
7.4 |
7.4 |
7.4 |
7.3 |
7.4 |
7.4 |
7.2 |
7.4 |
7.3 |
7.1 |
7.5 |
7.3 |
7.3 |
DO (mg/l) |
11.0 |
11.0 |
11.0 |
10.0 |
10.0 |
9.5 |
9.3 |
8.8 |
8.2 |
10.0 |
8.8 |
4.1 |
8.3 |
4.6 |
2.0 |
9.3 |
8.3 |
5.6 |
9.7 |
9.6 |
9.4 |
10.0 |
10.0 |
10.0 |
12.0 |
12.0 |
12.0 |
14.0 |
12.4 |
11.0 |
14.0 |
13.0 |
11.0 |
14.0 |
12.0 |
11.0 |
BOD (mg/l) |
0.6 |
0.7 |
0.6 |
0.8 |
0.9 |
0.9 |
0.6 |
< 0.5 |
< 0.5 |
1.9 |
0.5 |
< 0.5 |
1.7 |
0.6 |
0.8 |
0.9 |
0.9 |
1.1 |
0.7 |
< 0.5 |
< 0.5 |
1.0 |
1.0 |
0.7 |
1.1 |
1.0 |
0.9 |
1.4 |
0.9 |
0.7 |
1.3 |
0.7 |
0.7 |
0.8 |
0.9 |
1.0 |
COD (mg/l) |
0.8 |
0.6 |
0.7 |
2.6 |
1.8 |
2.6 |
1.4 |
1.4 |
1.8 |
2.3 |
1.6 |
1.8 |
2.9 |
2.0 |
2.0 |
1.7 |
1.8 |
3.1 |
1.0 |
1.0 |
1.1 |
1.3 |
1.4 |
1.4 |
1.1 |
1.1 |
1.1 |
1.4 |
1.2 |
1.1 |
1.4 |
1.3 |
1.2 |
1.4 |
1.4 |
1.3 |
SS (mg/l) |
2 |
1 |
1 |
2 |
12 |
21 |
1 |
2 |
2 |
3 |
5 |
3 |
4 |
4 |
2 |
3 |
5 |
11 |
2 |
4 |
5 |
1 |
2 |
2 |
1 |
1 |
1 |
1 |
2 |
1 |
1 |
1 |
1 |
1 |
2 |
2 |
大腸菌群数 (MPN/100ml) |
4.9E+01 |
3.3E+02 |
1.7E+02 |
1.3E+02 |
4.9E+02 |
1.1E+03 |
4.5E+00 |
4.9E+01 |
1.7E+02 |
2.2E+02 |
2.2E+03 |
3.3E+02 |
3.3E+02 |
1.7E+03 |
1.1E+02 |
7.9E+03 |
3.5E+04 |
1.3E+04 |
1.7E+02 |
2.3E+01 |
3.3E+02 |
4.9E+01 |
7.9E+01 |
1.7E+02 |
1.3E+01 |
7.9E+01 |
4.9E+01 |
4.5E+00 |
3.3E+01 |
7.9E+01 |
2.0E+00 |
2.3E+01 |
3.3E+01 |
0.0E+00 |
1.1E+02 |
3.3E+01 |
全窒素 (mg/l) |
|
|
|
0.99 |
1.20 |
1.30 |
|
|
|
1.20 |
1.20 |
1.20 |
|
|
|
1.30 |
1.20 |
1.60 |
|
|
|
1.00 |
1.00 |
0.96 |
|
|
|
1.10 |
1.00 |
1.10 |
|
|
|
1.00 |
0.99 |
1.20 |
全燐 (mg/l) |
|
|
|
0.008 |
0.028 |
0.038 |
|
|
|
0.027 |
0.027 |
0.018 |
|
|
|
0.021 |
0.024 |
0.042 |
|
|
|
0.008 |
0.008 |
0.011 |
|
|
|
0.012 |
0.008 |
0.008 |
|
|
|
0.007 |
0.011 |
0.013 |
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 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
|
|
|
00.100 |
00.200 |
00.200 |
|
|
|
00.100 |
00.100 |
00.200 |
|
|
|
00.100 |
00.100 |
00.100 |
|
|
|
00.100 |
00.100 |
00.100 |
|
|
|
00.100 |
00.100 |
00.100 |
|
|
|
00.100 |
00.100 |
|
透視度 |
> 30 |
> 30 |
> 30 |
> 30 |
28 |
20 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |