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 |
2008.04.16 |
2008.05.14 |
2008.06.17 |
2008.07.15 |
2008.08.25 |
2008.09.16 |
2008.10.08 |
2008.11.12 |
2008.12.16 |
2009.01.14 |
2009.02.05 |
2009.03.02 |
2008.04.16 |
2008.05.14 |
2008.06.17 |
2008.07.15 |
2008.08.25 |
2008.09.16 |
2008.10.08 |
2008.11.12 |
2008.12.16 |
2009.01.14 |
2009.02.05 |
2009.03.02 |
2008.04.16 |
2008.05.14 |
2008.06.17 |
2008.07.15 |
2008.08.25 |
2008.09.16 |
2008.10.08 |
2008.11.12 |
2008.12.16 |
2009.01.14 |
2009.02.05 |
2009.03.02 |
採取時刻 |
1102 |
1052 |
1128 |
1143 |
1201 |
1127 |
1600 |
1028 |
1207 |
1123 |
1037 |
1150 |
1110 |
1057 |
1134 |
1148 |
1209 |
1132 |
1607 |
1034 |
1215 |
1128 |
1043 |
1155 |
1120 |
1113 |
1140 |
1155 |
1215 |
1140 |
1615 |
1041 |
1223 |
1134 |
1048 |
1207 |
気温 (℃) |
23.0 |
13.5 |
21.5 |
25.2 |
19.0 |
22.5 |
16.3 |
15.2 |
9.3 |
4.9 |
4.5 |
2.0 |
22.8 |
13.5 |
21.5 |
25.2 |
19.0 |
22.5 |
16.3 |
15.2 |
9.3 |
4.5 |
4.5 |
2.0 |
22.8 |
13.5 |
21.5 |
25.2 |
19.0 |
22.5 |
16.3 |
15.2 |
9.3 |
4.5 |
4.5 |
2.0 |
水温 (℃) |
9.8 |
12.3 |
17.2 |
23.4 |
17.7 |
18.2 |
16.3 |
12.7 |
8.1 |
3.5 |
2.5 |
3.2 |
8.6 |
12.1 |
14.7 |
14.6 |
16.4 |
16.5 |
16.1 |
12.3 |
7.8 |
3.8 |
3.0 |
3.2 |
7.7 |
10.7 |
13.2 |
13.9 |
13.9 |
15.6 |
15.8 |
12.1 |
7.8 |
3.8 |
3.2 |
3.2 |
採取水深 (m) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
8 |
9 |
11 |
10 |
11 |
11 |
11 |
10 |
11 |
10 |
10 |
10 |
15 |
18.4 |
21 |
18.8 |
21 |
21 |
21 |
19.3 |
21 |
19.5 |
18.5 |
19 |
全水深 (m) |
16.0 |
19.4 |
22.0 |
19.8 |
22.0 |
22.0 |
22.0 |
20.3 |
22.0 |
20.5 |
19.5 |
20.0 |
16.0 |
19.4 |
22.0 |
19.8 |
22.0 |
22.0 |
22.0 |
20.3 |
22.0 |
20.5 |
19.5 |
20.0 |
16.0 |
19.4 |
22.0 |
19.8 |
22.0 |
22.0 |
22.0 |
20.3 |
22.0 |
20.5 |
19.5 |
20.0 |
pH |
8.0 |
8.9 |
8.9 |
8.6 |
7.3 |
9.1 |
7.3 |
7.4 |
8.4 |
7.9 |
7.4 |
7.4 |
7.9 |
8.8 |
7.4 |
7.0 |
7.1 |
7.4 |
7.2 |
7.4 |
8.3 |
7.7 |
7.4 |
7.4 |
7.4 |
7.6 |
7.4 |
6.9 |
7.1 |
6.9 |
7.1 |
7.4 |
8.4 |
7.6 |
7.4 |
7.5 |
DO (mg/l) |
12 |
12 |
12 |
9.7 |
8.4 |
13 |
10 |
9.9 |
12 |
13 |
12 |
13 |
12 |
12 |
10 |
7.0 |
8.9 |
10 |
9.4 |
10 |
12 |
13 |
13 |
13 |
12 |
11 |
9.2 |
4.8 |
9.1 |
7.1 |
8.8 |
11 |
12 |
13 |
13 |
13 |
BOD (mg/l) |
1.2 |
1.5 |
1.6 |
1.3 |
0.7 |
2.0 |
1.3 |
0.9 |
1.1 |
1.5 |
0.7 |
0.6 |
1.3 |
1.4 |
0.8 |
0.7 |
1.0 |
0.5 |
0.6 |
1.0 |
1.3 |
2.1 |
1.4 |
0.7 |
0.9 |
1.2 |
0.6 |
0.9 |
0.8 |
0.8 |
0.6 |
0.7 |
1.5 |
2.3 |
1.2 |
0.8 |
COD (mg/l) |
3.2 |
3.6 |
2.8 |
2.4 |
2.7 |
3.0 |
2.3 |
2.0 |
3.5 |
2.2 |
2.1 |
2.2 |
3.2 |
4.1 |
1.8 |
2.0 |
3.1 |
1.9 |
2.0 |
1.8 |
3.4 |
2.5 |
2.1 |
2.9 |
2.7 |
3.3 |
2.2 |
3.1 |
2.9 |
2.2 |
2.0 |
2.4 |
3.6 |
2.8 |
2.6 |
2.3 |
SS (mg/l) |
3 |
9 |
4 |
2 |
2 |
2 |
1 |
2 |
5 |
3 |
< 1 |
1 |
5 |
9 |
2 |
1 |
4 |
1 |
1 |
1 |
6 |
4 |
2 |
< 1 |
4 |
6 |
2 |
4 |
3 |
4 |
1 |
2 |
5 |
5 |
2 |
< 1 |
大腸菌群数 (MPN/100ml) |
4.0E+00 |
8.0E+00 |
4.9E+01 |
7.9E+01 |
7.0E+02 |
3.3E+02 |
3.3E+02 |
3.3E+02 |
1.1E+02 |
7.0E+00 |
2.0E+00 |
1.3E+01 |
8.0E+00 |
8.0E+00 |
3.3E+01 |
7.0E+01 |
7.9E+02 |
4.9E+02 |
2.4E+02 |
2.4E+02 |
7.9E+01 |
1.4E+01 |
1.3E+01 |
1.7E+01 |
4.0E+00 |
2.2E+01 |
1.3E+01 |
1.1E+02 |
7.9E+02 |
1.7E+02 |
3.3E+02 |
3.3E+02 |
4.9E+01 |
1.7E+01 |
4.0E+00 |
8.0E+00 |
全窒素 (mg/l) |
0.57 |
0.53 |
0.40 |
0.28 |
0.53 |
0.41 |
0.40 |
0.37 |
0.33 |
0.27 |
0.30 |
0.29 |
0.51 |
0.51 |
0.37 |
0.42 |
0.64 |
0.34 |
0.37 |
0.38 |
0.32 |
0.25 |
0.32 |
0.29 |
0.46 |
0.58 |
0.54 |
0.59 |
0.63 |
0.71 |
0.39 |
0.35 |
0.34 |
0.25 |
0.32 |
0.29 |
全燐 (mg/l) |
0.014 |
0.023 |
0.015 |
0.014 |
0.016 |
0.021 |
0.018 |
0.010 |
0.010 |
0.010 |
0.009 |
0.009 |
0.017 |
0.019 |
0.013 |
0.007 |
0.023 |
0.011 |
0.012 |
0.013 |
0.010 |
0.010 |
0.010 |
0.009 |
0.014 |
0.016 |
0.012 |
0.028 |
0.023 |
0.037 |
0.015 |
0.014 |
0.010 |
0.010 |
0.010 |
0.008 |
クロロフィル-a (ug/l) |
10 |
53 |
23 |
3 |
8 |
20 |
7 |
11 |
42 |
18 |
2 |
7 |
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トリハロメタン生成能 (mg/l) |
|
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|
0.032 |
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プランクトン(優占種) |
|
282 |
Synedra ac |
イケツノオ |
Synedra ac |
Eudorina s |
480 |
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全マンガン (mg/l) |
0.24 |
0.19 |
0.14 |
0.05 |
0.07 |
0.01 |
0.07 |
0.14 |
0.06 |
0.06 |
0.15 |
0.20 |
0.24 |
0.19 |
0.12 |
0.16 |
0.08 |
0.02 |
0.07 |
0.11 |
0.07 |
0.06 |
0.17 |
0.20 |
0.25 |
0.27 |
0.48 |
1.6 |
0.07 |
0.60 |
0.21 |
0.14 |
0.07 |
0.08 |
0.20 |
0.20 |