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 |
2009.04.20 |
2009.05.13 |
2009.06.16 |
2009.07.14 |
2009.08.18 |
2009.09.24 |
2009.10.13 |
2009.11.17 |
2009.12.15 |
2010.01.13 |
2010.02.04 |
2010.03.01 |
2009.04.20 |
2009.05.13 |
2009.06.16 |
2009.07.14 |
2009.08.18 |
2009.09.24 |
2009.10.13 |
2009.11.17 |
2009.12.15 |
2010.01.13 |
2010.02.04 |
2010.03.01 |
2009.04.20 |
2009.05.13 |
2009.06.16 |
2009.07.14 |
2009.08.18 |
2009.09.24 |
2009.10.13 |
2009.11.17 |
2009.12.15 |
2010.01.13 |
2010.02.04 |
2010.03.01 |
採取時刻 |
1050 |
1047 |
1102 |
1106 |
1105 |
1137 |
1147 |
1118 |
1125 |
1108 |
1111 |
1111 |
1057 |
1058 |
1108 |
1113 |
1112 |
1143 |
1150 |
1126 |
1150 |
1112 |
1118 |
1116 |
1104 |
1109 |
1112 |
1120 |
1119 |
1152 |
1155 |
1132 |
1205 |
1117 |
1124 |
1120 |
気温 (℃) |
11.6 |
18.5 |
18.6 |
29.0 |
22.0 |
25.8 |
19.0 |
12.6 |
3.8 |
5.2 |
3.8 |
1.6 |
11.6 |
18.5 |
18.6 |
29.0 |
22.0 |
25.8 |
19.0 |
12.6 |
3.6 |
5.2 |
3.8 |
1.6 |
11.6 |
18.5 |
18.6 |
29.0 |
22.0 |
25.8 |
19.0 |
12.6 |
3.5 |
5.2 |
3.8 |
1.6 |
水温 (℃) |
10.5 |
13.1 |
15.4 |
21.3 |
21.9 |
20.6 |
16.5 |
12.7 |
7.8 |
4.4 |
2.4 |
3.7 |
9.4 |
12.2 |
13.9 |
19.7 |
20.7 |
19.9 |
16.0 |
12.3 |
7.7 |
4.3 |
2.3 |
3.6 |
7.6 |
9.5 |
12.9 |
16.1 |
18.2 |
19.3 |
15.9 |
12.1 |
7.7 |
4.4 |
2.3 |
3.7 |
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 |
10.4 |
12.2 |
11.05 |
11.95 |
10.2 |
9.9 |
10.25 |
10.9 |
10.65 |
11.95 |
8.95 |
5.9 |
20.8 |
23.4 |
21.1 |
22.9 |
20.4 |
18.8 |
20.5 |
20.8 |
20.3 |
22.9 |
16.9 |
10.8 |
全水深 (m) |
21.8 |
24.4 |
22.1 |
23.9 |
21.4 |
19.8 |
21.5 |
21.8 |
21.3 |
23.9 |
17.9 |
11.8 |
21.8 |
24.4 |
22.1 |
23.9 |
21.4 |
19.8 |
21.5 |
21.8 |
21.3 |
23.9 |
17.9 |
11.8 |
21.8 |
24.4 |
22.1 |
23.9 |
21.4 |
19.8 |
21.5 |
21.8 |
21.3 |
23.9 |
17.9 |
11.8 |
pH |
8.7 |
8.4 |
7.3 |
7.6 |
8.2 |
7.6 |
7.4 |
7.1 |
7.4 |
7.6 |
7.6 |
7.7 |
8.3 |
7.8 |
7.1 |
7.0 |
7.1 |
7.6 |
7.3 |
7.2 |
7.3 |
7.7 |
7.6 |
7.7 |
7.6 |
7.4 |
7.0 |
6.8 |
6.9 |
7.4 |
7.4 |
7.2 |
7.4 |
7.6 |
7.6 |
7.7 |
DO (mg/l) |
13 |
12 |
10 |
10 |
12 |
10 |
9.8 |
10 |
11 |
13 |
13 |
14 |
13 |
12 |
10 |
9.3 |
6.9 |
9.6 |
9.5 |
10 |
11 |
13 |
13 |
14 |
12 |
10 |
9.3 |
6.7 |
3.0 |
9.3 |
9.6 |
10 |
11 |
13 |
13 |
14 |
BOD (mg/l) |
1.7 |
2.6 |
1.5 |
2.1 |
4.2 |
1.9 |
1.5 |
1.4 |
1.0 |
0.8 |
1.9 |
2.2 |
1.7 |
1.7 |
1.0 |
0.5 |
0.9 |
1.6 |
1.4 |
1.9 |
1.0 |
1.0 |
1.5 |
1.8 |
1.7 |
0.8 |
1.0 |
1.9 |
0.5 |
1.7 |
1.2 |
1.6 |
1.2 |
1.0 |
1.5 |
1.9 |
COD (mg/l) |
3.2 |
2.8 |
1.5 |
2.3 |
3.8 |
3.0 |
4.3 |
2.7 |
1.9 |
2.6 |
2.6 |
2.6 |
2.8 |
2.4 |
1.4 |
1.7 |
1.7 |
2.6 |
4.1 |
2.8 |
1.9 |
2.7 |
2.8 |
3.0 |
2.3 |
1.8 |
1.3 |
1.6 |
1.9 |
2.0 |
3.9 |
2.8 |
2.0 |
2.4 |
2.7 |
3.0 |
SS (mg/l) |
6 |
6 |
1 |
2 |
3 |
5 |
2 |
2 |
1 |
3 |
4 |
6 |
6 |
4 |
1 |
3 |
1 |
5 |
1 |
2 |
1 |
3 |
5 |
4 |
5 |
2 |
1 |
2 |
2 |
4 |
1 |
2 |
1 |
3 |
5 |
4 |
大腸菌群数 (MPN/100ml) |
1.7E+01 |
1.3E+01 |
1.1E+02 |
7.9E+01 |
7.0E+02 |
3.3E+02 |
4.9E+02 |
4.9E+02 |
7.0E+01 |
3.3E+01 |
2.0E+00 |
1.3E+01 |
3.3E+01 |
1.3E+01 |
7.9E+01 |
4.9E+01 |
4.9E+02 |
4.9E+02 |
4.9E+02 |
3.3E+02 |
1.3E+02 |
2.3E+01 |
8.0E+00 |
1.3E+01 |
3.3E+01 |
1.1E+01 |
7.9E+01 |
7.9E+01 |
2.3E+02 |
7.9E+02 |
7.9E+02 |
2.3E+02 |
7.0E+01 |
2.3E+01 |
4.0E+00 |
1.7E+01 |
全窒素 (mg/l) |
0.34 |
0.47 |
0.37 |
0.43 |
0.50 |
0.42 |
0.37 |
0.48 |
0.43 |
0.38 |
0.39 |
0.37 |
0.36 |
0.37 |
0.32 |
0.42 |
0.22 |
0.32 |
0.34 |
0.53 |
0.47 |
0.36 |
0.38 |
0.36 |
0.36 |
0.71 |
0.41 |
0.38 |
0.74 |
0.27 |
0.32 |
0.49 |
0.42 |
0.37 |
0.40 |
0.35 |
全燐 (mg/l) |
0.017 |
0.018 |
0.018 |
0.016 |
0.033 |
0.011 |
0.018 |
0.015 |
0.013 |
0.013 |
0.015 |
0.015 |
0.016 |
0.015 |
0.013 |
0.018 |
0.018 |
0.019 |
0.021 |
0.016 |
0.012 |
0.013 |
0.019 |
0.016 |
0.016 |
0.014 |
0.014 |
0.027 |
0.031 |
0.018 |
0.013 |
0.017 |
0.013 |
0.013 |
0.018 |
0.016 |
クロロフィル-a (ug/l) |
< 1 |
22 |
2 |
10 |
8 |
30 |
8 |
5 |
4 |
25 |
13 |
28 |
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トリハロメタン生成能 (mg/l) |
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|
0.049 |
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プランクトン(優占種) |
|
Synedra ac |
470 |
ホシガタケ |
黄金色藻網 |
Synedra ac |
黄金色藻網 |
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全マンガン (mg/l) |
0.11 |
0.03 |
0.01 |
0.11 |
0.06 |
0.05 |
0.09 |
0.11 |
0.04 |
0.04 |
0.09 |
0.28 |
0.13 |
0.05 |
0.03 |
0.14 |
0.08 |
0.06 |
0.09 |
0.12 |
0.05 |
0.04 |
0.08 |
0.28 |
0.19 |
0.21 |
0.20 |
0.64 |
0.68 |
0.11 |
0.09 |
0.12 |
0.04 |
0.04 |
0.09 |
0.29 |