測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
24502 |
綾里川 |
L‐20 |
|
測定結果
採取年月日 |
2005.04.12 |
2005.05.18 |
2005.06.08 |
2005.07.13 |
2005.08.10 |
2005.09.14 |
2005.10.12 |
2005.11.02 |
2005.12.14 |
2006.01.18 |
2006.02.08 |
2006.03.02 |
2005.04.12 |
2005.05.18 |
2005.06.08 |
2005.07.13 |
2005.08.10 |
2005.09.14 |
2005.10.12 |
2005.11.02 |
2005.12.14 |
2006.01.18 |
2006.02.08 |
2006.03.02 |
2005.04.12 |
2005.05.18 |
2005.06.08 |
2005.07.13 |
2005.08.10 |
2005.09.14 |
2005.10.12 |
2005.11.02 |
2005.12.14 |
2006.01.18 |
2006.02.08 |
2006.03.02 |
採取時刻 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
1200 |
採取水深 (m) |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
11 |
10.5 |
11 |
11 |
10.5 |
9.5 |
10 |
10 |
10 |
11 |
10 |
10.5 |
21 |
21 |
21 |
21 |
20 |
18 |
19 |
19 |
19 |
21 |
19 |
20 |
全水深 (m) |
22 |
21 |
22 |
22 |
21 |
19 |
20 |
20 |
20 |
22 |
20 |
21 |
22 |
21 |
22 |
22 |
21 |
19 |
20 |
20 |
20 |
22 |
20 |
21 |
22 |
21 |
22 |
22 |
21 |
19 |
20 |
20 |
20 |
22 |
20 |
21 |
pH |
7.6 |
8.1 |
7.5 |
7.8 |
9 |
9.2 |
9.5 |
7.8 |
7.4 |
7.6 |
7.6 |
7.3 |
7.4 |
7.1 |
7 |
7.3 |
7 |
6.8 |
7 |
7.3 |
7.4 |
7.6 |
7.6 |
7.2 |
7.5 |
7 |
6.8 |
7.1 |
6.7 |
6.7 |
7 |
6.9 |
7.5 |
7.5 |
7.5 |
7.1 |
DO (mg/l) |
13 |
11 |
8.8 |
9.5 |
11 |
10 |
10 |
8.2 |
11 |
12 |
13 |
11 |
12 |
9.8 |
8.4 |
8.8 |
7.5 |
5.7 |
3.5 |
7.7 |
11 |
12 |
13 |
11 |
12 |
13 |
E |
E |
E |
11 |
7.5 |
5.1 |
11 |
11 |
12 |
11 |
BOD (mg/l) |
2.1 |
1.6 |
< 0.5 |
1.1 |
1 |
1.8 |
2 |
1.3 |
1.6 |
1.6 |
1.6 |
1.4 |
0.9 |
1.1 |
0.8 |
0.9 |
0.8 |
0.6 |
1 |
1.3 |
2.8 |
1.8 |
1.8 |
2.2 |
0.8 |
0.8 |
0.9 |
1.3 |
0.7 |
0.6 |
1 |
1.4 |
2 |
2.2 |
1.8 |
1.1 |
COD (mg/l) |
2.7 |
3.2 |
1.5 |
2.3 |
2 |
3.1 |
3.9 |
2.3 |
2.9 |
2.7 |
2.7 |
2.4 |
2 |
1.8 |
1.6 |
1.7 |
2.2 |
1.6 |
2.1 |
2.3 |
2.6 |
2.7 |
2.9 |
2.2 |
1.8 |
1.4 |
1.4 |
1.8 |
1.7 |
1.6 |
2 |
1.8 |
2.8 |
2.7 |
3 |
2.1 |
SS (mg/l) |
2 |
4 |
1 |
1 |
< 1 |
3 |
5 |
5 |
5 |
4 |
3 |
1 |
1 |
2 |
1 |
1 |
3 |
1 |
2 |
< 1 |
6 |
4 |
4 |
2 |
1 |
2 |
1 |
1 |
1 |
1 |
2 |
2 |
6 |
5 |
5 |
2 |
大腸菌群数 (MPN/100ml) |
2 |
4 |
11 |
240 |
490 |
240 |
170 |
130 |
79 |
< 1.8 |
< 1.8 |
4 |
2 |
4 |
2 |
70 |
130 |
79 |
79 |
70 |
49 |
2 |
< 1.8 |
4 |
< 1.8 |
2 |
2 |
33 |
79 |
11 |
33 |
7 |
23 |
4 |
2 |
4 |
全窒素 (mg/l) |
0.31 |
0.28 |
0.2 |
0.38 |
0.1 |
0.49 |
0.2 |
0.41 |
0.51 |
0.34 |
0.33 |
0.39 |
0.27 |
0.34 |
0.41 |
0.29 |
0.29 |
0.44 |
0.43 |
0.39 |
0.57 |
0.31 |
0.33 |
0.39 |
0.25 |
0.37 |
0.56 |
0.53 |
0.68 |
0.71 |
0.92 |
0.6 |
0.7 |
0.36 |
0.34 |
0.41 |
全燐 (mg/l) |
0.014 |
0.017 |
0.009 |
0.012 |
0.012 |
0.029 |
0.02 |
0.014 |
0.016 |
0.012 |
0.011 |
0.01 |
0.008 |
0.012 |
0.01 |
0.005 |
0.013 |
0.01 |
0.014 |
0.013 |
0.016 |
0.011 |
0.011 |
0.01 |
0.005 |
0.008 |
0.007 |
0.011 |
0.017 |
0.013 |
0.018 |
0.014 |
0.013 |
0.014 |
0.012 |
0.011 |
カドミウム (mg/l) |
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< 0.001 |
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全シアン (mg/l) |
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N |
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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) |
9 |
9 |
< 1 |
< 1 |
1 |
17 |
22 |
< 1 |
25 |
16 |
5 |
4 |
4 |
2 |
< 1 |
< 1 |
14 |
1 |
9 |
< 1 |
24 |
21 |
11 |
1 |
2 |
< 1 |
< 1 |
< 1 |
1 |
< 1 |
1 |
< 1 |
< 1 |
19 |
7 |
1 |
プランクトン(優占種) |
|
ホシガタケ |
Cryptophyc |
Chlamydomo |
Cryptophyc |
Eudorina s |
Fragilaria |
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全マンガン (mg/l) |
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0.25 |
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