測定対象
| 地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
| 04501 |
中津川下流 |
御厩橋 |
A |
測定結果
| 採取年月日 |
1989.04.24 |
1989.05.10 |
1989.06.07 |
1989.07.05 |
1989.08.01 |
1989.08.01 |
1989.08.01 |
1989.08.02 |
1989.09.18 |
1989.10.04 |
1989.11.08 |
1989.12.06 |
1990.01.10 |
1990.02.01 |
1990.03.01 |
| 採取時刻 |
1410 |
1430 |
1415 |
1420 |
1015 |
1615 |
2215 |
0415 |
1425 |
1350 |
1420 |
1435 |
1415 |
1400 |
1430 |
| 天候 |
曇り |
晴れ |
曇り |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
| 気温 (℃) |
6.8 |
20 |
18.4 |
26 |
29.8 |
27.8 |
23.6 |
22.8 |
21.5 |
12.9 |
12.9 |
5 |
2 |
0 |
9.5 |
| 水温 (℃) |
8.8 |
15 |
18.2 |
22 |
23.2 |
25.5 |
22 |
20.5 |
16.5 |
11.8 |
10.7 |
5 |
3 |
2.9 |
4.9 |
| pH |
7.2 |
7.4 |
7.8 |
7.5 |
7.8 |
7.7 |
7.5 |
7.5 |
7.3 |
7.4 |
7.5 |
7.2 |
7.1 |
7.4 |
7 |
| DO (mg/l) |
11.3 |
10.7 |
10 |
9.2 |
9.5 |
8.8 |
7 |
7.5 |
9.1 |
10.6 |
11.3 |
12.6 |
13.3 |
13.9 |
13 |
| BOD (mg/l) |
1.2 |
1.3 |
1.2 |
1.3 |
2.6 |
1.8 |
2.2 |
2 |
1.5 |
1.1 |
1.1 |
1.7 |
1 |
1.2 |
0.9 |
| COD (mg/l) |
2.3 |
2.2 |
2.4 |
2.2 |
1.9 |
|
|
|
2.6 |
1.7 |
2.1 |
1.4 |
1.4 |
2 |
1.5 |
| SS (mg/l) |
6 |
6 |
6 |
4 |
3 |
3 |
4 |
5 |
12 |
2 |
3 |
4 |
3 |
7 |
4 |
| 大腸菌群数 (MPN/100ml) |
7.9E+02 |
2.2E+03 |
1.3E+03 |
7.9E+02 |
7.9E+03 |
1.7E+04 |
2.4E+04 |
1.1E+04 |
7.9E+04 |
3.3E+03 |
4.9E+03 |
7.9E+02 |
7.0E+02 |
4.9E+02 |
1.1E+03 |
| 全窒素 (mg/l) |
|
0.61 |
|
0.61 |
|
|
|
|
0.81 |
|
0.44 |
|
0.52 |
|
0.65 |
| 全燐 (mg/l) |
|
0.024 |
|
0.017 |
|
|
|
|
0.052 |
|
0.011 |
|
0.012 |
|
0.01 |