測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
01352 |
小川川 |
L‐16(日向ダム) |
A |
測定結果
採取年月日 |
2002.04.22 |
2002.04.22 |
2002.04.22 |
2002.05.14 |
2002.05.14 |
2002.05.14 |
2002.06.04 |
2002.06.04 |
2002.06.04 |
2002.07.02 |
2002.07.02 |
2002.07.02 |
2002.08.06 |
2002.08.06 |
2002.08.06 |
2002.09.03 |
2002.09.03 |
2002.09.03 |
2002.10.01 |
2002.10.01 |
2002.10.01 |
2002.11.05 |
2002.11.05 |
2002.11.05 |
2002.12.03 |
2002.12.03 |
2002.12.03 |
2003.01.07 |
2003.01.07 |
2003.01.07 |
2003.02.04 |
2003.02.04 |
2003.02.04 |
2003.03.04 |
2003.03.04 |
2003.03.04 |
採取時刻 |
1052 |
1052 |
1052 |
0950 |
1005 |
1020 |
0930 |
0930 |
0930 |
1030 |
1030 |
1030 |
1015 |
1015 |
1015 |
1025 |
1025 |
1025 |
1135 |
1135 |
1135 |
0630 |
0630 |
0630 |
1030 |
1030 |
1030 |
1100 |
1100 |
1100 |
1038 |
1038 |
1038 |
1000 |
1000 |
1000 |
天候 |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
雨 |
雨 |
雨 |
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 |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雨 |
気温 (℃) |
15.0 |
15.0 |
15.0 |
16.0 |
16.0 |
16.0 |
25.0 |
25.0 |
25.0 |
18.5 |
18.5 |
18.5 |
29.0 |
29.0 |
29.0 |
31.0 |
31.0 |
31.0 |
16.0 |
16.0 |
16.0 |
7.0 |
7.0 |
7.0 |
14.0 |
14.0 |
14.0 |
1.0 |
1.0 |
1.0 |
2.0 |
2.0 |
2.0 |
1.0 |
1.0 |
1.0 |
水温 (℃) |
11.8 |
7.0 |
5.1 |
11.9 |
7.5 |
5.4 |
16.8 |
7.8 |
5.9 |
16.4 |
9.2 |
5.7 |
20.0 |
12.6 |
6.2 |
21.0 |
9.9 |
17.0 |
15.6 |
9.7 |
6.4 |
7.8 |
7.6 |
6.3 |
6.4 |
6.2 |
5.8 |
1.8 |
8.0 |
3.1 |
1.8 |
2.2 |
3.1 |
2.9 |
3.3 |
3.6 |
採取水深 (m) |
0.5 |
8.0 |
16.0 |
0.5 |
8.0 |
15.0 |
0.5 |
8.0 |
15.0 |
0.5 |
7.5 |
14.0 |
0.5 |
7.0 |
14.0 |
5.0 |
9.0 |
17.0 |
0.5 |
9.0 |
16.0 |
0.5 |
8.0 |
16.0 |
0.5 |
8.0 |
16.0 |
0.5 |
8.0 |
15.0 |
0.5 |
8.0 |
15.0 |
0.5 |
7.0 |
15.0 |
全水深 (m) |
17.5 |
|
|
16.0 |
|
|
16.0 |
|
|
15.0 |
|
|
15.0 |
|
|
17.0 |
|
|
17.0 |
|
|
17.0 |
|
|
17.0 |
|
|
16.0 |
|
|
16.0 |
|
|
16.0 |
|
|
透明度 (m) |
2.50 |
|
|
1.70 |
|
|
2.60 |
|
|
2.50 |
|
|
2.50 |
|
|
1.20 |
|
|
1.00 |
|
|
2.00 |
|
|
2.00 |
|
|
2.50 |
|
|
1.70 |
|
|
|
|
|
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 |
黄濁 |
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 |
灰濁 |
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 |
黄濁 |
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 |
強下水臭 |
なし |
なし |
強下水臭 |
なし |
なし |
下水臭 |
なし |
強下水臭 |
強下水臭 |
なし |
下水臭 |
強下水臭 |
なし |
強下水臭 |
強下水臭 |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
pH |
8.3 |
7.8 |
7.2 |
8.4 |
7.2 |
6.9 |
8.8 |
7.2 |
6.9 |
8.9 |
7.0 |
7.0 |
8.0 |
7.0 |
7.2 |
8.9 |
6.9 |
7.0 |
8.5 |
7.0 |
7.1 |
7.6 |
7.6 |
7.6 |
7.6 |
7.6 |
7.2 |
7.5 |
7.4 |
7.2 |
7.5 |
7.5 |
7.1 |
7.5 |
7.5 |
7.2 |
DO (mg/l) |
11.2 |
11.2 |
5.7 |
11.4 |
8.6 |
2.9 |
10.9 |
6.0 |
< 0.5 |
11.8 |
3.1 |
< 0.5 |
9.5 |
2.7 |
< 0.5 |
10.8 |
0.6 |
< 0.5 |
11.3 |
< 0.5 |
< 0.5 |
11.7 |
11.5 |
< 0.5 |
11.8 |
11.3 |
6.7 |
13.0 |
9.8 |
7.9 |
13.8 |
12.9 |
7.3 |
14.0 |
13.7 |
2.9 |
BOD (mg/l) |
1.7 |
2.0 |
1.0 |
1.8 |
1.9 |
1.6 |
1.8 |
2.2 |
0.9 |
1.6 |
0.9 |
0.5 |
1.3 |
1.9 |
1.0 |
1.8 |
2.0 |
3.4 |
2.8 |
1.5 |
3.1 |
1.9 |
1.2 |
1.9 |
1.6 |
1.0 |
2.6 |
1.2 |
2.6 |
2.0 |
0.8 |
0.9 |
0.9 |
1.2 |
2.0 |
1.8 |
COD (mg/l) |
2.2 |
2.2 |
1.9 |
1.9 |
1.8 |
1.7 |
1.9 |
2.2 |
2.0 |
1.9 |
1.6 |
2.4 |
2.0 |
2.8 |
3.3 |
1.8 |
2.3 |
3.6 |
2.6 |
2.9 |
4.3 |
1.3 |
1.3 |
1.4 |
1.5 |
1.6 |
1.8 |
1.3 |
1.9 |
2.1 |
1.6 |
1.4 |
1.8 |
1.4 |
1.4 |
1.3 |
SS (mg/l) |
4 |
5 |
4 |
2 |
3 |
2 |
1 |
1 |
4 |
2 |
1 |
3 |
3 |
4 |
2 |
4 |
2 |
3 |
5 |
2 |
2 |
2 |
2 |
2 |
1 |
1 |
5 |
2 |
2 |
4 |
2 |
1 |
2 |
2 |
2 |
2 |
大腸菌群数 (MPN/100ml) |
4.9E+01 |
7.9E+01 |
8.0E+00 |
7.9E+01 |
2.3E+01 |
2.0E+00 |
7.9E+01 |
7.9E+01 |
3.3E+01 |
3.3E+03 |
4.9E+02 |
3.3E+02 |
1.3E+03 |
1.7E+03 |
3.3E+02 |
4.9E+02 |
1.7E+02 |
3.3E+02 |
3.3E+02 |
1.3E+02 |
4.9E+01 |
1.7E+02 |
3.3E+02 |
4.9E+01 |
3.3E+01 |
7.9E+01 |
3.3E+01 |
1.1E+01 |
2.0E+00 |
4.0E+00 |
4.0E+00 |
1.3E+01 |
8.0E+00 |
4.9E+01 |
4.9E+01 |
3.3E+01 |
全窒素 (mg/l) |
0.24 |
0.30 |
0.45 |
0.16 |
0.32 |
0.62 |
0.16 |
0.22 |
0.70 |
0.24 |
0.31 |
0.99 |
0.07 |
0.49 |
1.00 |
0.24 |
0.90 |
1.60 |
0.30 |
1.20 |
2.10 |
0.29 |
0.29 |
0.30 |
0.25 |
0.27 |
0.41 |
0.21 |
0.26 |
0.40 |
0.20 |
0.28 |
0.46 |
0.31 |
0.29 |
0.45 |
全燐 (mg/l) |
0.014 |
0.018 |
0.035 |
0.018 |
0.017 |
0.025 |
0.013 |
0.020 |
0.025 |
0.017 |
0.013 |
0.027 |
0.019 |
0.031 |
0.046 |
0.014 |
0.029 |
0.064 |
0.022 |
0.048 |
0.091 |
0.019 |
0.018 |
0.022 |
0.017 |
0.015 |
0.026 |
0.012 |
0.019 |
0.026 |
0.012 |
0.013 |
0.020 |
0.010 |
0.019 |
0.014 |
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
六価クロム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
砒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
総水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アルキル水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
PCB (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ジクロロメタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
四塩化炭素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,2-ジクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0004 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
シス-1,2-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1,1-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1,2-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
トリクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
テトラクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
1,3-ジクロロプロペン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
チウラム (mg/l) |
|
|
|
|
|
|
|
|
|
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|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
シマジン (mg/l) |
|
|
|
|
|
|
|
|
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|
|
< 0.0003 |
|
|
|
|
|
|
|
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|
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|
|
|
|
|
|
チオベンカルブ (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
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|
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|
|
|
|
|
|
|
|
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|
|
ベンゼン (mg/l) |
|
|
|
|
|
|
|
|
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|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
セレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
クロロフィル-a (ug/l) |
16 |
33 |
13 |
8 |
18 |
6 |
6 |
14 |
6 |
13 |
5 |
3 |
13 |
20 |
3 |
14 |
13 |
5 |
36 |
5 |
1 |
15 |
10 |
8 |
3 |
5 |
14 |
8 |
22 |
19 |
11 |
7 |
9 |
5 |
7 |
12 |