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 |
2006.04.19 |
2006.05.17 |
2006.06.14 |
2006.07.12 |
2006.08.17 |
2006.09.13 |
2006.10.11 |
2006.11.08 |
2006.12.13 |
2007.01.10 |
2007.02.07 |
2007.03.05 |
2006.04.19 |
2006.05.17 |
2006.06.14 |
2006.07.12 |
2006.08.17 |
2006.09.13 |
2006.10.11 |
2006.11.08 |
2006.12.13 |
2007.01.10 |
2007.02.07 |
2007.03.05 |
2006.04.19 |
2006.05.17 |
2006.06.14 |
2006.07.12 |
2006.08.17 |
2006.09.13 |
2006.10.11 |
2006.11.08 |
2006.12.13 |
2007.01.10 |
2007.02.07 |
2007.03.05 |
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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
11 |
11 |
11 |
11 |
11 |
11 |
11 |
11 |
11 |
11 |
11 |
11 |
22 |
22 |
22 |
22 |
22 |
22 |
22 |
22 |
22 |
22 |
22 |
22 |
pH |
8.2 |
9.2 |
8.9 |
8.1 |
9.0 |
9.5 |
7.5 |
7.9 |
7.3 |
7.4 |
7.6 |
7.5 |
7.4 |
7.4 |
7.3 |
7.0 |
6.8 |
7.1 |
7.0 |
7.3 |
7.2 |
7.3 |
7.6 |
7.4 |
7.4 |
7.1 |
7.1 |
6.8 |
6.6 |
7.0 |
7.0 |
6.8 |
6.8 |
7.3 |
7.5 |
7.2 |
DO (mg/l) |
12 |
11 |
11 |
10 |
11 |
11 |
9.5 |
12 |
12 |
12 |
12 |
13 |
11 |
9 |
7.7 |
6.8 |
7.7 |
5.6 |
7.5 |
9.6 |
11 |
12 |
12 |
13 |
11 |
7.5 |
8.3 |
10 |
13 |
12 |
15 |
E |
E |
12 |
12 |
13 |
BOD (mg/l) |
2.3 |
1.6 |
2.2 |
1.7 |
1.2 |
2.1 |
2.2 |
3.5 |
< 0.5 |
1.6 |
2.5 |
2.3 |
1.6 |
0.7 |
1.3 |
0.9 |
0.9 |
1.2 |
1 |
0.5 |
1.7 |
1.7 |
2.8 |
1.4 |
0.9 |
0.8 |
1.2 |
1.1 |
1 |
0.9 |
1.6 |
1.2 |
1.4 |
1.4 |
2.5 |
2.3 |
COD (mg/l) |
2.4 |
2.6 |
2.6 |
2.3 |
2 |
3 |
2.6 |
3.7 |
3.1 |
2.9 |
2.3 |
2.9 |
1.9 |
1.6 |
1.7 |
1.3 |
1.8 |
1.6 |
2.2 |
2 |
2.6 |
3.3 |
2.4 |
2.2 |
1.4 |
1.5 |
1.6 |
1.3 |
1.9 |
1.7 |
2 |
2.4 |
2.9 |
3.4 |
2.3 |
1.9 |
SS (mg/l) |
3 |
4 |
3 |
1 |
2 |
2 |
2 |
4 |
2 |
3 |
5 |
1 |
< 1 |
< 1 |
1 |
1 |
1 |
2 |
5 |
2 |
2 |
2 |
5 |
2 |
2 |
2 |
1 |
< 1 |
1 |
2 |
1 |
2 |
2 |
3 |
5 |
2 |
大腸菌群数 (MPN/100ml) |
4 |
8 |
130 |
130 |
790 |
540 |
790 |
240 |
49 |
240 |
4 |
33 |
4 |
4 |
23 |
33 |
33 |
79 |
130 |
49 |
49 |
240 |
8 |
8 |
2 |
2 |
13 |
49 |
49 |
33 |
33 |
17 |
33 |
130 |
4 |
11 |
全窒素 (mg/l) |
0.25 |
0.22 |
0.27 |
0.39 |
0.18 |
0.7 |
0.5 |
0.48 |
0.33 |
0.47 |
0.33 |
0.2 |
0.17 |
0.38 |
0.44 |
0.46 |
0.33 |
0.89 |
0.51 |
0.46 |
0.32 |
0.47 |
0.33 |
0.23 |
0.19 |
0.68 |
0.48 |
0.6 |
0.54 |
0.53 |
0.72 |
0.71 |
1.1 |
0.49 |
0.34 |
0.31 |
全燐 (mg/l) |
0.017 |
0.018 |
0.019 |
0.026 |
0.006 |
0.013 |
0.027 |
0.027 |
0.013 |
0.021 |
0.02 |
0.01 |
0.008 |
0.014 |
0.012 |
0.009 |
0.012 |
0.006 |
0.021 |
0.014 |
0.015 |
0.022 |
0.021 |
0.012 |
0.005 |
0.014 |
0.013 |
0.012 |
0.012 |
0.018 |
0.018 |
0.015 |
0.016 |
0.021 |
0.018 |
0.014 |
マンガン(溶解性) (mg/l) |
< 0.01 |
< 0.01 |
< 0.01 |
0.01 |
< 0.01 |
< 0.01 |
0.09 |
0.04 |
0.14 |
0.07 |
0.07 |
0.05 |
0.02 |
0.13 |
0.05 |
0.1 |
0.27 |
0.32 |
0.22 |
0.14 |
0.14 |
0.08 |
0.07 |
0.06 |
0.04 |
0.28 |
0.32 |
0.75 |
0.92 |
0.97 |
1.3 |
1.9 |
1.2 |
0.07 |
0.07 |
0.15 |
クロロフィル-a (ug/l) |
9 |
8 |
13 |
21 |
7 |
11 |
5 |
21 |
7 |
12 |
36 |
1 |
< 1 |
1 |
3 |
2 |
2 |
3 |
< 1 |
1 |
8 |
8 |
36 |
2 |
4 |
< 1 |
1 |
< 1 |
< 1 |
1 |
< 1 |
< 1 |
3 |
12 |
36 |
2 |
プランクトン(優占種) |
|
Cyclotella |
Cyclotella |
Chlamydomo |
Cyclotella |
Nitzschia |
Cryptophyc |
|
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全マンガン (mg/l) |
< 0.01 |
< 0.01 |
< 0.01 |
0.01 |
< 0.01 |
< 0.01 |
0.09 |
0.04 |
0.14 |
0.07 |
0.07 |
0.05 |
0.02 |
0.13 |
0.05 |
0.1 |
0.27 |
0.32 |
0.22 |
0.14 |
0.14 |
0.08 |
0.07 |
0.06 |
0.04 |
0.28 |
0.32 |
0.75 |
0.92 |
0.97 |
1.3 |
1.9 |
1.2 |
0.07 |
0.07 |
0.15 |