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 |
1992.04.16 |
1992.05.06 |
1992.06.03 |
1992.07.29 |
1992.08.04 |
1992.08.04 |
1992.08.04 |
1992.08.05 |
1992.09.02 |
1992.10.07 |
1992.11.04 |
1992.12.02 |
1993.01.06 |
1993.02.03 |
1993.03.03 |
| 採取時刻 |
1355 |
1425 |
1400 |
1420 |
1005 |
1605 |
2205 |
0405 |
1426 |
1355 |
1430 |
1355 |
1435 |
1405 |
1420 |
| 天候 |
4 |
2 |
2 |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
2 |
2 |
2 |
4 |
雪 |
| 気温 (℃) |
8.8 |
15.0 |
26.5 |
25.7 |
22.6 |
22.6 |
15.8 |
16.1 |
27.0 |
18.0 |
13.5 |
7.3 |
6.0 |
6.2 |
4.3 |
| 水温 (℃) |
6.0 |
11.0 |
16.2 |
18.0 |
18.5 |
18.7 |
15.5 |
15.8 |
21.0 |
14.5 |
9.0 |
6.1 |
2.5 |
2.5 |
2.4 |
| pH |
7.1 |
7.7 |
7.6 |
7.6 |
7.5 |
7.6 |
7.4 |
7.4 |
7.6 |
7.6 |
7.5 |
7.4 |
7.3 |
7.4 |
7.1 |
| DO (mg/l) |
11 |
11 |
9.5 |
9.5 |
9.8 |
9.7 |
9 |
9.1 |
8.9 |
11 |
11 |
12 |
13 |
14 |
13 |
| BOD (mg/l) |
3.3 |
1.1 |
1.2 |
0.7 |
0.9 |
0.8 |
0.7 |
0.8 |
1.2 |
0.7 |
0.8 |
0.6 |
1 |
1 |
0.9 |
| COD (mg/l) |
6.7 |
1.5 |
1.4 |
1.8 |
1.8 |
|
|
|
1.9 |
1.6 |
1.7 |
1.2 |
1.5 |
1.2 |
1.6 |
| SS (mg/l) |
35 |
3 |
3 |
4 |
3 |
3 |
3 |
4 |
2 |
2 |
1 |
2 |
2 |
1 |
4 |
| 大腸菌群数 (MPN/100ml) |
2.20E+03 |
4.90E+02 |
1.70E+03 |
4.90E+03 |
4.90E+03 |
4.90E+03 |
2.40E+03 |
7.90E+02 |
4.90E+03 |
3.30E+03 |
7.90E+02 |
4.90E+02 |
4.90E+02 |
4.90E+02 |
4.90E+02 |
| 全窒素 (mg/l) |
|
0.49 |
|
0.57 |
|
|
|
|
0.49 |
|
0.43 |
|
0.55 |
|
0.66 |
| 全燐 (mg/l) |
|
0.014 |
|
0.019 |
|
|
|
|
0.014 |
|
0.008 |
|
0.01 |
|
0.013 |
| トリクロロエチレン (mg/l) |
|
< 0.002 |
|
< 0.002 |
|
|
|
|
|
|
< 0.002 |
|
< 0.002 |
|
|
| テトラクロロエチレン (mg/l) |
|
< 0 |
|
< 0 |
|
|
|
|
|
|
< 0 |
|
< 0 |
|
|