測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
22105 |
来内川 |
L-24 |
|
測定結果
採取年月日 |
2014.04.23 |
2014.04.23 |
2014.05.21 |
2014.05.21 |
2014.06.25 |
2014.06.25 |
2014.07.23 |
2014.07.23 |
2014.08.20 |
2014.08.20 |
2014.09.24 |
2014.09.24 |
2014.10.22 |
2014.10.22 |
2014.11.26 |
2014.11.26 |
2014.12.17 |
2014.12.17 |
2015.01.29 |
2015.01.29 |
2015.02.12 |
2015.02.12 |
2015.03.12 |
2015.03.12 |
採取時刻 |
1110 |
1127 |
1115 |
1134 |
1130 |
1142 |
1144 |
1152 |
1110 |
1120 |
1102 |
1114 |
1048 |
1058 |
1110 |
1121 |
1140 |
1149 |
1140 |
1150 |
1205 |
1213 |
1053 |
1059 |
天候 |
晴れ |
晴れ |
雨 |
雨 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
雪 |
雪 |
晴れ |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
気温 (℃) |
11.7 |
11.7 |
13.0 |
13.0 |
26.1 |
26.1 |
24.4 |
24.4 |
28.4 |
28.4 |
17.7 |
17.7 |
10.8 |
10.8 |
8.6 |
8.6 |
-2.2 |
-2.2 |
-2.2 |
-2.2 |
3.0 |
3.0 |
1.0 |
1.0 |
水温 (℃) |
9.1 |
7.6 |
13.2 |
9.7 |
16.3 |
13.5 |
19.0 |
15.0 |
17.7 |
16.6 |
14.3 |
12.3 |
11.5 |
10.2 |
5.5 |
5.1 |
1.5 |
1.7 |
1.0 |
2.0 |
1.5 |
2.7 |
1.6 |
2.8 |
採取水深 (m) |
0.5 |
5.0 |
0.5 |
5.2 |
0.5 |
5.4 |
0.5 |
5.0 |
0.5 |
5.0 |
0.5 |
5.4 |
0.5 |
5.5 |
0.5 |
5.2 |
0.5 |
4.8 |
0.5 |
4.8 |
0.5 |
4.7 |
0.5 |
4.2 |
全水深 (m) |
6.0 |
6.0 |
6.2 |
6.2 |
6.4 |
6.4 |
6.0 |
6.0 |
6.0 |
6.0 |
6.4 |
6.4 |
6.5 |
6.5 |
6.2 |
6.2 |
5.8 |
5.8 |
5.8 |
5.8 |
5.7 |
5.7 |
5.2 |
5.2 |
透明度 (m) |
3.0 |
3.0 |
3.0 |
3.0 |
2.5 |
2.5 |
3.0 |
3.0 |
2.5 |
2.5 |
3.2 |
3.2 |
2.5 |
2.5 |
4.5 |
4.5 |
2.5 |
2.5 |
5.4 |
5.4 |
3.5 |
3.5 |
2.0 |
2.0 |
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 |
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 |
pH |
7.3 |
7.3 |
7.3 |
7.3 |
7.3 |
7.2 |
7.5 |
6.9 |
7.3 |
7.1 |
7.4 |
7.2 |
7.2 |
7.2 |
7.3 |
7.3 |
7.3 |
7.2 |
7.3 |
7.1 |
7.2 |
7.1 |
7.4 |
7.3 |
DO (mg/l) |
11 |
11 |
10 |
10 |
9.8 |
8.0 |
9.6 |
4.1 |
9.7 |
8.8 |
10 |
10 |
10 |
10 |
12 |
11 |
13 |
12 |
13 |
12 |
13 |
12 |
13 |
12 |
BOD (mg/l) |
1.2 |
1.2 |
1.0 |
1.3 |
1.2 |
1.2 |
1.1 |
1.4 |
0.9 |
0.7 |
1.8 |
1.4 |
2.3 |
1.5 |
1.0 |
1.1 |
0.9 |
1.0 |
0.6 |
0.6 |
0.7 |
0.6 |
1.1 |
1.4 |
COD (mg/l) |
1.4 |
1.4 |
2.0 |
1.9 |
2.0 |
2.7 |
2.1 |
2.7 |
2.3 |
2.5 |
1.8 |
1.7 |
2.7 |
1.9 |
1.4 |
1.4 |
1.4 |
1.2 |
2.3 |
2.2 |
1.2 |
1.7 |
1.6 |
1.3 |
SS (mg/l) |
3 |
3 |
2 |
2 |
2 |
5 |
2 |
4 |
3 |
4 |
2 |
3 |
4 |
2 |
< 1 |
< 1 |
1 |
3 |
4 |
2 |
2 |
6 |
1 |
3 |
大腸菌群数 (MPN/100ml) |
170 |
170 |
790 |
330 |
1700 |
1300 |
7900 |
2400 |
11000 |
4900 |
1700 |
4900 |
4900 |
3300 |
490 |
490 |
49 |
79 |
350 |
170 |
130 |
130 |
170 |
130 |
全窒素 (mg/l) |
0.42 |
0.42 |
0.40 |
0.45 |
0.41 |
0.71 |
0.39 |
1.4 |
0.51 |
0.59 |
0.38 |
0.43 |
0.44 |
0.43 |
0.36 |
0.36 |
0.45 |
0.49 |
0.43 |
0.43 |
0.45 |
0.60 |
0.44 |
0.48 |
全燐 (mg/l) |
0.018 |
0.018 |
0.026 |
0.026 |
0.021 |
0.033 |
0.023 |
0.034 |
0.025 |
0.025 |
0.018 |
0.019 |
0.023 |
0.018 |
0.011 |
0.012 |
0.014 |
0.018 |
0.018 |
0.016 |
0.013 |
0.024 |
0.011 |
0.015 |
カドミウム (mg/l) |
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< 0.0003 |
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全シアン (mg/l) |
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< 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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< 0.02 |
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砒素 (mg/l) |
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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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N |
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PCB (mg/l) |
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N |
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ジクロロメタン (mg/l) |
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< 0.002 |
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四塩化炭素 (mg/l) |
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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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< 0.0004 |
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1,1-ジクロロエチレン (mg/l) |
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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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< 0.004 |
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1,1,1-トリクロロエタン (mg/l) |
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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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< 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) |
< 0.9 |
< 0.9 |
17 |
< 0.9 |
< 0.9 |
3 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
4.2 |
1.5 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
< 0.9 |
トリハロメタン生成能 (mg/l) |
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0.030 |
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プランクトン(優占種) |
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Navicula s |
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Pandorina |
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Cryptomona |
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Thalassios |
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Cryptomona |
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Navicula s |
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