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 |
2014.04.15 |
2014.05.13 |
2014.06.10 |
2014.07.08 |
2014.08.05 |
2014.09.09 |
2014.10.23 |
2014.11.11 |
2014.12.09 |
2015.01.06 |
2015.02.02 |
2015.03.02 |
| 採取時刻 |
1030 |
1150 |
1234 |
1303 |
1021 |
1030 |
1215 |
1030 |
1016 |
1010 |
1203 |
1038 |
| 気温 (℃) |
17.5 |
14.5 |
21.7 |
29.2 |
32.0 |
21.8 |
15.5 |
11.9 |
8.6 |
5.7 |
3.0 |
4.0 |
| 水温 (℃) |
8.8 |
11.0 |
12.8 |
15.9 |
18.8 |
16.7 |
11.3 |
10.5 |
6.7 |
4.6 |
2.7 |
4.6 |
| 採取水深 (m) |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
| 全水深 (m) |
0.30 |
0.20 |
0.32 |
0.22 |
0.16 |
0.19 |
0.24 |
0.16 |
0.22 |
0.25 |
0.35 |
0.25 |
| pH |
7.5 |
7.5 |
7.3 |
7.6 |
7.5 |
7.7 |
7.4 |
7.6 |
7.4 |
7.4 |
7.3 |
7.0 |
| DO (mg/l) |
12 |
11 |
10 |
10 |
9.4 |
9.7 |
10 |
11 |
12 |
13 |
13 |
12 |
| BOD (mg/l) |
0.8 |
1.1 |
0.6 |
0.8 |
0.8 |
0.8 |
0.7 |
0.7 |
0.5 |
0.6 |
0.9 |
0.8 |
| SS (mg/l) |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
1 |
1 |
| 大腸菌群数 (MPN/100ml) |
33 |
130 |
790 |
790 |
1700 |
1300 |
330 |
130 |
79 |
13 |
17 |
17 |
| 全窒素 (mg/l) |
0.30 |
0.34 |
0.63 |
0.41 |
0.35 |
0.48 |
0.33 |
0.32 |
0.34 |
0.30 |
0.28 |
1.1 |
| 全燐 (mg/l) |
0.016 |
0.012 |
0.017 |
0.018 |
0.022 |
0.019 |
0.019 |
0.015 |
0.022 |
0.014 |
0.012 |
0.014 |
| 全マンガン (mg/l) |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |