測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
26002 |
鷹生川 |
L-23(鷹生ダム貯水池) |
|
測定結果
採取年月日 |
2016.04.20 |
2016.04.20 |
2016.04.20 |
2016.05.18 |
2016.05.18 |
2016.05.18 |
2016.06.15 |
2016.06.15 |
2016.06.15 |
2016.07.13 |
2016.07.13 |
2016.07.13 |
2016.08.10 |
2016.08.10 |
2016.08.10 |
2016.09.15 |
2016.09.15 |
2016.09.15 |
2016.10.12 |
2016.10.12 |
2016.10.12 |
2016.11.16 |
2016.11.16 |
2016.11.16 |
2016.12.13 |
2016.12.13 |
2016.12.13 |
2017.01.10 |
2017.01.10 |
2017.01.10 |
2017.02.08 |
2017.02.08 |
2017.02.08 |
2017.03.02 |
2017.03.02 |
2017.03.02 |
採取時刻 |
1020 |
1028 |
1035 |
1041 |
1048 |
1055 |
1040 |
1045 |
1054 |
1009 |
1014 |
1022 |
1030 |
1050 |
1100 |
1020 |
1026 |
1032 |
0958 |
1005 |
1015 |
0955 |
1001 |
1008 |
1010 |
1017 |
1025 |
1048 |
1053 |
1106 |
1005 |
1010 |
1018 |
1040 |
1045 |
1050 |
天候 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
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 |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
気温 (℃) |
18 |
18 |
18 |
18 |
18 |
18 |
18.8 |
18.8 |
18.8 |
26.2 |
26.2 |
26.2 |
23.5 |
23.5 |
23.5 |
25.3 |
25.3 |
25.3 |
18.6 |
18.6 |
18.6 |
7.4 |
7.4 |
7.4 |
9.4 |
9.4 |
9.4 |
5.9 |
5.9 |
5.9 |
0.4 |
0.4 |
0.4 |
7 |
7 |
7 |
水温 (℃) |
9.9 |
7.4 |
5.6 |
15.8 |
7.7 |
6.7 |
18.7 |
9.8 |
6.6 |
22.1 |
9.2 |
6.3 |
23.3 |
10.2 |
6.8 |
18.1 |
10.9 |
10.7 |
15.3 |
11.2 |
7.8 |
8.7 |
8.5 |
6.4 |
5.6 |
5.4 |
5.2 |
3.2 |
3.2 |
3.2 |
2.1 |
2.9 |
3.3 |
2.7 |
3 |
3.2 |
採取水深 (m) |
0.5 |
16.8 |
32.5 |
0.5 |
16.8 |
32.6 |
0.5 |
16.2 |
31.4 |
0.5 |
16.8 |
32.6 |
0.5 |
16.2 |
31.4 |
0.5 |
17 |
33 |
0.5 |
16.7 |
32.4 |
0.5 |
15.5 |
30 |
0.5 |
15 |
29 |
0.5 |
14 |
27 |
0.5 |
14.1 |
27.2 |
0.5 |
14.2 |
27.4 |
全水深 (m) |
33.5 |
33.5 |
33.5 |
33.6 |
33.6 |
33.6 |
32.4 |
32.4 |
32.4 |
33.6 |
33.6 |
33.6 |
32.4 |
32.4 |
32.4 |
34 |
34 |
34 |
33.4 |
33.4 |
33.4 |
31 |
31 |
31 |
30 |
30 |
30 |
28 |
28 |
28 |
28.2 |
28.2 |
28.2 |
28.4 |
28.4 |
28.4 |
透明度 (m) |
4.5 |
4.5 |
4.5 |
4 |
4 |
4 |
6 |
6 |
6 |
6.5 |
6.5 |
6.5 |
4.2 |
4.2 |
4.2 |
3 |
3 |
3 |
7 |
7 |
7 |
4 |
4 |
4 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
7 |
7 |
7 |
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 |
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 |
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 |
7.4 |
7.2 |
7.1 |
7.5 |
7.1 |
7.0 |
7.6 |
7.0 |
6.9 |
7.5 |
7.1 |
7.0 |
7.8 |
7.0 |
6.9 |
7.2 |
6.7 |
6.8 |
7.3 |
6.8 |
6.7 |
7.4 |
7.3 |
6.9 |
7.4 |
7.4 |
7.3 |
7.5 |
7.5 |
7.4 |
7.3 |
7.2 |
7.1 |
7.4 |
7.3 |
7.2 |
DO (mg/l) |
11.5 |
12.1 |
11.2 |
10.7 |
10.1 |
9.9 |
9.8 |
9.3 |
8.8 |
9.3 |
8.3 |
7.6 |
9.0 |
6.2 |
5.6 |
9.4 |
7.2 |
6.1 |
9.2 |
3.9 |
2.9 |
10.1 |
10.1 |
6.2 |
11.0 |
10.9 |
11.1 |
11.8 |
11.9 |
12.2 |
12.3 |
11.9 |
10.3 |
12.3 |
12.2 |
12.4 |
BOD (mg/l) |
1.2 |
1.1 |
1.0 |
1.1 |
0.8 |
0.7 |
1.2 |
1.0 |
0.8 |
1.3 |
0.6 |
0.8 |
1.1 |
0.7 |
0.7 |
2.2 |
1.1 |
1.1 |
1.9 |
1.3 |
1.1 |
1.3 |
1.0 |
1.1 |
1.0 |
1.0 |
1.0 |
1.0 |
0.9 |
1.1 |
1.9 |
1.7 |
1.7 |
0.6 |
0.7 |
1.1 |
COD (mg/l) |
2.0 |
1.8 |
1.8 |
2.0 |
1.6 |
1.6 |
1.9 |
1.8 |
1.4 |
2.3 |
1.7 |
2.3 |
2.3 |
1.7 |
1.6 |
2.1 |
2.5 |
2.3 |
2.3 |
1.8 |
1.7 |
1.7 |
2.2 |
2.6 |
2.0 |
2.2 |
2.3 |
1.7 |
1.8 |
1.7 |
1.9 |
1.5 |
1.6 |
1.5 |
1.6 |
1.7 |
SS (mg/l) |
< 1 |
1 |
2 |
< 1 |
< 1 |
3 |
1 |
< 1 |
1 |
< 1 |
< 1 |
4 |
1 |
< 1 |
3 |
1 |
2 |
3 |
< 1 |
2 |
5 |
1 |
1 |
4 |
2 |
2 |
2 |
2 |
1 |
1 |
< 1 |
1 |
1 |
< 1 |
1 |
1 |
大腸菌群数 (MPN/100ml) |
1.3E+01 |
8.0E+00 |
< 2.0E+00 |
1.7E+01 |
7.0E+00 |
2.0E+00 |
4.9E+01 |
8.0E+00 |
1.3E+01 |
7.9E+01 |
7.9E+01 |
1.1E+02 |
4.9E+02 |
7.0E+01 |
3.3E+01 |
7.0E+02 |
7.9E+02 |
4.9E+02 |
7.9E+01 |
1.3E+02 |
1.1E+02 |
1.7E+01 |
4.6E+01 |
3.3E+01 |
1.7E+01 |
1.3E+01 |
3.3E+01 |
4.0E+00 |
4.0E+00 |
4.0E+00 |
2.0E+00 |
4.0E+00 |
2.0E+00 |
< 2.0E+00 |
< 2.0E+00 |
2.0E+00 |
全窒素 (mg/l) |
0.28 |
0.27 |
0.32 |
0.26 |
0.30 |
0.38 |
0.25 |
0.32 |
0.37 |
0.25 |
0.34 |
0.42 |
0.23 |
0.34 |
0.44 |
0.24 |
0.30 |
0.53 |
0.23 |
0.40 |
0.59 |
0.22 |
0.23 |
0.73 |
0.21 |
0.19 |
0.22 |
0.16 |
0.15 |
0.15 |
0.26 |
0.26 |
0.29 |
0.26 |
0.25 |
0.29 |
全燐 (mg/l) |
0.006 |
0.005 |
0.010 |
0.007 |
0.007 |
0.011 |
0.006 |
0.005 |
0.005 |
0.006 |
0.006 |
0.010 |
0.010 |
0.004 |
0.006 |
0.007 |
0.008 |
0.013 |
0.005 |
0.006 |
0.012 |
0.006 |
0.006 |
0.020 |
0.006 |
0.006 |
0.010 |
0.007 |
0.006 |
0.006 |
0.004 |
0.004 |
0.005 |
0.006 |
0.005 |
0.006 |
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
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|
|
|
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|
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|
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.01 |
|
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|
|
鉛 (mg/l) |
|
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< 0.002 |
|
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|
六価クロム (mg/l) |
|
|
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|
|
|
|
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|
< 0.02 |
|
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|
砒素 (mg/l) |
|
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|
|
|
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|
< 0.002 |
|
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|
総水銀 (mg/l) |
|
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< 0.0005 |
|
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|
アルキル水銀 (mg/l) |
|
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< 0.0005 |
|
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|
PCB (mg/l) |
|
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|
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|
|
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|
< 0.0005 |
|
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|
ジクロロメタン (mg/l) |
|
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< 0.002 |
|
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|
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|
四塩化炭素 (mg/l) |
|
|
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|
|
|
|
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|
|
< 0.0002 |
|
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1,2-ジクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
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|
|
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< 0.0004 |
|
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1,1-ジクロロエチレン (mg/l) |
|
|
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|
|
|
|
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< 0.002 |
|
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|
シス-1,2-ジクロロエチレン (mg/l) |
|
|
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|
|
|
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< 0.004 |
|
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1,1,1-トリクロロエタン (mg/l) |
|
|
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|
|
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|
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|
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< 0.0005 |
|
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1,1,2-トリクロロエタン (mg/l) |
|
|
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|
|
|
|
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< 0.0006 |
|
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トリクロロエチレン (mg/l) |
|
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< 0.002 |
|
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|
テトラクロロエチレン (mg/l) |
|
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< 0.0005 |
|
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1,3-ジクロロプロペン (mg/l) |
|
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< 0.0002 |
|
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チウラム (mg/l) |
|
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< 0.0006 |
|
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シマジン (mg/l) |
|
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< 0.0003 |
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チオベンカルブ (mg/l) |
|
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< 0.002 |
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ベンゼン (mg/l) |
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< 0.001 |
|
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セレン (mg/l) |
|
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< 0.002 |
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|
クロロフィル-a (ug/l) |
1.2 |
|
|
< 0.9 |
|
|
1.4 |
|
|
1 |
|
|
2.8 |
|
|
< 0.9 |
|
|
< 0.9 |
|
|
3.4 |
|
|
< 0.9 |
|
|
< 0.9 |
|
|
< 0.9 |
|
|
< 0.9 |
|
|
トリハロメタン生成能 (mg/l) |
|
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0.033 |
|
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プランクトン(優占種) |
|
|
|
unidentifi |
|
|
Mallomonas |
|
|
Mallomonas |
|
|
Radiococca |
|
|
Cryptophyc |
|
|
unidentifi |
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