測定対象
| 地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
| 26001 |
鷹生川 |
鷹生ダム流入前 |
|
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 |
| 採取時刻 |
1031 |
1022 |
1050 |
1024 |
1050 |
1010 |
1025 |
1025 |
1102 |
1044 |
1038 |
1026 |
| 気温 (℃) |
12.0 |
22.0 |
23.0 |
19.7 |
26.3 |
24.0 |
23.6 |
12.0 |
8.3 |
-0.2 |
-0.8 |
7.5 |
| 水温 (℃) |
4.4 |
11.2 |
13.2 |
14.0 |
18.7 |
15.3 |
13.7 |
5.7 |
6.7 |
0.8 |
0.8 |
2.9 |
| 採取水深 (m) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| pH |
7.3 |
7.4 |
7.3 |
7.3 |
7.4 |
7.3 |
7.5 |
8.0 |
7.4 |
7.2 |
7.4 |
7.4 |
| DO (mg/l) |
12 |
10 |
10 |
10 |
9.3 |
10 |
10 |
12 |
12 |
13 |
14 |
13 |
| BOD (mg/l) |
< 0.5 |
0.9 |
0.9 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.5 |
| SS (mg/l) |
< 1 |
< 1 |
1 |
1 |
1 |
1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
| 大腸菌群数 (MPN/100ml) |
1.3E+02 |
2.2E+02 |
7.9E+02 |
1.7E+03 |
3.3E+03 |
1.7E+03 |
7.9E+02 |
1.7E+02 |
2.4E+02 |
7.0E+01 |
1.7E+01 |
3.3E+01 |
| 全窒素 (mg/l) |
0.36 |
0.29 |
0.30 |
0.37 |
0.32 |
0.33 |
0.31 |
0.06 |
0.06 |
0.28 |
0.30 |
0.26 |
| 全燐 (mg/l) |
< 0.003 |
0.004 |
0.004 |
0.007 |
0.009 |
0.006 |
0.004 |
< 0.003 |
0.004 |
< 0.003 |
< 0.003 |
< 0.003 |