測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
26002 |
鷹生川 |
L-23(鷹生ダム貯水池) |
|
測定結果
採取年月日 |
2010.04.14 |
2010.05.19 |
2010.06.15 |
2010.07.14 |
2010.08.18 |
2010.09.15 |
2010.10.13 |
2010.11.17 |
2010.12.14 |
2011.01.11 |
2011.02.02 |
2011.03.02 |
2010.04.14 |
2010.05.19 |
2010.06.15 |
2010.07.14 |
2010.08.18 |
2010.09.15 |
2010.10.13 |
2010.11.17 |
2010.12.14 |
2011.01.11 |
2011.02.02 |
2011.03.02 |
2010.04.14 |
2010.05.19 |
2010.06.15 |
2010.07.14 |
2010.08.18 |
2010.09.15 |
2010.10.13 |
2010.11.17 |
2010.12.14 |
2011.01.11 |
2011.02.02 |
2011.03.02 |
採取時刻 |
1109 |
1100 |
1131 |
1102 |
0045 |
1048 |
1053 |
1100 |
1040 |
1125 |
1200 |
1124 |
1115 |
1105 |
1138 |
1104 |
1200 |
1052 |
1059 |
1106 |
1156 |
1130 |
1208 |
1131 |
1122 |
1109 |
1144 |
1111 |
1210 |
1101 |
1118 |
1118 |
1210 |
1145 |
1214 |
1137 |
気温 (℃) |
13.0 |
23.0 |
22.0 |
20.0 |
27.6 |
21.5 |
24.7 |
10.5 |
7.0 |
-0.2 |
0.0 |
3.8 |
13.0 |
23.0 |
22.0 |
20.0 |
27.6 |
21.5 |
24.7 |
10.5 |
7.0 |
-0.2 |
0.0 |
3.8 |
13.0 |
23.0 |
22.0 |
20.0 |
27.6 |
21.5 |
24.7 |
10.5 |
7.0 |
-0.2 |
0.0 |
3.8 |
水温 (℃) |
5.2 |
14.2 |
19.1 |
19.7 |
25.4 |
22.0 |
17.1 |
9.3 |
6.6 |
0.8 |
1.4 |
3.2 |
5.1 |
7.9 |
7.6 |
10.2 |
12.3 |
12.5 |
13.5 |
9.0 |
6.5 |
2.1 |
1.7 |
3.4 |
3.8 |
6.5 |
6.7 |
6.6 |
8.6 |
7.9 |
6.9 |
6.6 |
6.2 |
2.7 |
3.0 |
3.3 |
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 |
16.1 |
16.2 |
16.2 |
16.1 |
15.8 |
15.2 |
16.1 |
15.8 |
15.9 |
15.9 |
15.6 |
15.5 |
31.3 |
31.4 |
31.5 |
31.3 |
30.7 |
29.5 |
31.2 |
30.6 |
30.9 |
30.8 |
30.3 |
30.1 |
全水深 (m) |
32.3 |
32.4 |
32.5 |
32.3 |
31.7 |
30.5 |
32.2 |
31.6 |
31.9 |
31.8 |
31.3 |
31.1 |
32.3 |
32.4 |
32.5 |
32.3 |
31.7 |
30.5 |
32.2 |
31.6 |
31.9 |
31.8 |
31.3 |
31.1 |
32.3 |
32.4 |
32.5 |
32.3 |
31.7 |
30.5 |
32.2 |
31.6 |
31.9 |
31.8 |
31.3 |
31.1 |
pH |
7.3 |
7.4 |
7.8 |
7.5 |
7.9 |
7.4 |
7.6 |
7.5 |
7.2 |
7.2 |
7.2 |
7.1 |
7.3 |
7.1 |
7.0 |
6.9 |
6.7 |
6.6 |
6.8 |
7.5 |
7.1 |
7.1 |
7.1 |
7.0 |
7.2 |
7.0 |
6.9 |
6.8 |
6.7 |
6.6 |
6.6 |
6.8 |
7.1 |
7.1 |
7.0 |
7.0 |
DO (mg/l) |
12 |
10 |
10 |
9.7 |
8.8 |
8.7 |
10 |
10 |
10 |
12 |
13 |
12 |
12 |
11 |
10 |
8.8 |
7.1 |
4.9 |
4.6 |
10 |
10 |
12 |
12 |
12 |
12 |
10 |
9.8 |
8.4 |
6.2 |
4.4 |
1.6 |
2.1 |
10 |
12 |
10 |
11 |
BOD (mg/l) |
0.7 |
1.2 |
1.1 |
0.9 |
1.1 |
1.6 |
1.7 |
< 0.5 |
0.8 |
0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.8 |
0.6 |
0.8 |
1.0 |
1.0 |
0.6 |
< 0.5 |
0.6 |
< 0.5 |
0.8 |
< 0.5 |
< 0.5 |
0.8 |
1.0 |
0.8 |
0.5 |
0.8 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.6 |
< 0.5 |
COD (mg/l) |
1.6 |
2.2 |
2.0 |
2.8 |
2.0 |
2.7 |
2.2 |
2.1 |
2.8 |
2.0 |
1.8 |
2.1 |
1.6 |
2.0 |
1.7 |
1.8 |
1.9 |
1.7 |
2.2 |
1.8 |
3.0 |
1.8 |
1.7 |
2.3 |
1.5 |
1.8 |
1.4 |
1.9 |
1.7 |
2.0 |
2.8 |
3.3 |
3.0 |
2.1 |
2.4 |
2.2 |
SS (mg/l) |
2 |
< 1 |
< 1 |
< 1 |
< 1 |
2 |
< 1 |
1 |
2 |
< 1 |
< 1 |
1 |
1 |
1 |
< 1 |
1 |
1 |
1 |
1 |
2 |
1 |
1 |
< 1 |
< 1 |
1 |
3 |
2 |
< 1 |
1 |
4 |
8 |
4 |
3 |
1 |
1 |
1 |
大腸菌群数 (MPN/100ml) |
1.7E+01 |
2.3E+01 |
3.5E+02 |
2.4E+02 |
2.2E+03 |
7.9E+02 |
2.3E+02 |
7.9E+01 |
1.3E+02 |
4.9E+01 |
1.7E+01 |
2.0E+00 |
2.3E+01 |
3.3E+01 |
4.9E+01 |
1.3E+02 |
7.9E+02 |
4.9E+02 |
7.9E+02 |
1.1E+02 |
1.7E+02 |
3.3E+01 |
2.3E+01 |
4.0E+00 |
2.0E+00 |
4.0E+00 |
4.9E+01 |
1.3E+02 |
3.3E+02 |
3.3E+02 |
2.3E+02 |
1.7E+02 |
2.4E+02 |
7.9E+01 |
7.9E+01 |
1.3E+01 |
全窒素 (mg/l) |
0.37 |
0.42 |
0.35 |
0.39 |
0.33 |
0.40 |
0.41 |
0.26 |
0.19 |
0.48 |
0.46 |
0.39 |
0.36 |
0.45 |
0.45 |
0.54 |
0.44 |
0.51 |
0.54 |
0.26 |
0.18 |
0.48 |
0.64 |
0.37 |
0.35 |
0.45 |
0.46 |
0.48 |
0.53 |
0.64 |
0.89 |
0.83 |
0.22 |
0.50 |
0.56 |
0.42 |
全燐 (mg/l) |
0.004 |
0.005 |
0.004 |
0.005 |
0.009 |
0.015 |
0.008 |
0.006 |
0.010 |
0.006 |
0.005 |
0.007 |
0.004 |
0.006 |
0.003 |
0.005 |
0.010 |
0.011 |
0.009 |
0.008 |
0.011 |
0.008 |
0.005 |
0.004 |
0.005 |
0.009 |
0.008 |
0.004 |
0.007 |
0.017 |
0.031 |
0.035 |
0.017 |
0.010 |
0.008 |
0.007 |
クロロフィル-a (ug/l) |
< 1 |
1 |
1 |
2 |
3 |
4 |
1 |
1 |
< 1 |
< 1 |
3 |
< 1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
プランクトン(優占種) |
|
Cryptophyc |
黄金色藻網 |
Cryptophyc |
Sphaerocvs |
Cyclotella |
chlorella |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|