測定対象
| 地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
| 24501 |
綾里川 |
綾里川ダム流入前 |
|
測定結果
| 採取年月日 |
2010.04.13 |
2010.05.17 |
2010.06.15 |
2010.07.13 |
2010.08.17 |
2010.09.14 |
2010.10.12 |
2010.11.09 |
2010.12.14 |
2011.01.11 |
2011.02.01 |
2011.03.01 |
| 採取時刻 |
1056 |
1043 |
1045 |
1040 |
1040 |
1036 |
1048 |
1010 |
1040 |
1106 |
1055 |
1050 |
| 気温 (℃) |
11.0 |
22.2 |
20.0 |
25.5 |
28.3 |
23.3 |
21.6 |
17.2 |
8.1 |
-1.0 |
1.0 |
4.1 |
| 水温 (℃) |
6.9 |
11.4 |
13.6 |
15.4 |
19.4 |
17.2 |
14.2 |
12.0 |
8.1 |
3.1 |
2.5 |
4.0 |
| 採取水深 (m) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| pH |
7.4 |
7.4 |
7.6 |
7.6 |
7.7 |
7.8 |
7.4 |
7.4 |
7.6 |
7.6 |
7.4 |
7.4 |
| DO (mg/l) |
11 |
11 |
10 |
10 |
9.2 |
9.7 |
10 |
11 |
12 |
13 |
13 |
13 |
| BOD (mg/l) |
0.7 |
0.7 |
0.7 |
0.6 |
1.1 |
0.6 |
< 0.5 |
0.6 |
< 0.5 |
0.6 |
< 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 |
1.3E+02 |
3.3E+02 |
7.9E+02 |
2.4E+03 |
2.2E+03 |
4.6E+02 |
2.2E+02 |
2.4E+02 |
2.3E+01 |
1.7E+01 |
3.3E+01 |
| 全窒素 (mg/l) |
0.40 |
0.36 |
0.26 |
0.42 |
0.40 |
1.2 |
0.59 |
0.36 |
0.19 |
0.31 |
0.34 |
0.47 |
| 全燐 (mg/l) |
0.017 |
0.020 |
0.018 |
0.020 |
0.023 |
0.022 |
0.017 |
0.019 |
0.016 |
0.017 |
0.014 |
0.014 |
| 全マンガン (mg/l) |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |