測定対象
| 地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
| 06602 |
砂鉄川 |
門崎橋 |
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 |
1115 |
1135 |
1130 |
1130 |
1110 |
1710 |
2310 |
0510 |
1115 |
1130 |
1114 |
1110 |
1120 |
1115 |
1125 |
| 天候 |
4 |
2 |
2 |
4 |
4 |
2 |
2 |
4 |
4 |
2 |
2 |
4 |
4 |
2 |
4 |
| 気温 (℃) |
9.6 |
15.1 |
26.2 |
29.3 |
21.6 |
21.1 |
14.9 |
15.6 |
29.4 |
17.8 |
15.7 |
8.2 |
6.8 |
8.0 |
8.0 |
| 水温 (℃) |
6.8 |
11.5 |
17.5 |
20.2 |
17.5 |
20.0 |
17.0 |
16.0 |
21.8 |
13.0 |
10.5 |
6.5 |
2.3 |
3.6 |
5.0 |
| 流量 (m3/s) |
15.62 |
7.10 |
5.38 |
3.90 |
2.19 |
2.05 |
2.49 |
2.65 |
2.19 |
3.90 |
6.34 |
4.72 |
5.61 |
4.72 |
8.77 |
| pH |
7.8 |
8 |
8.4 |
7.9 |
8 |
8.3 |
7.7 |
7.7 |
8 |
8 |
7.8 |
7.7 |
7.8 |
7.8 |
8.4 |
| DO (mg/l) |
11 |
12 |
12 |
7.8 |
11 |
11 |
8.3 |
8.1 |
10 |
12 |
11 |
12 |
13 |
13 |
13 |
| BOD (mg/l) |
1 |
1.1 |
1.8 |
1 |
0.8 |
1 |
1 |
1 |
1 |
1.1 |
1.1 |
1.3 |
0.7 |
1 |
0.8 |
| COD (mg/l) |
2.2 |
1.5 |
2.4 |
1.7 |
1.5 |
|
|
|
1.8 |
1.6 |
1.7 |
1.4 |
1 |
1.6 |
1.2 |
| SS (mg/l) |
14 |
3 |
4 |
3 |
1 |
1 |
3 |
3 |
3 |
1 |
2 |
2 |
1 |
3 |
4 |
| 大腸菌群数 (MPN/100ml) |
1.10E+03 |
7.90E+02 |
3.30E+03 |
4.90E+04 |
1.70E+03 |
3.30E+03 |
2.40E+03 |
3.30E+03 |
4.90E+03 |
2.20E+03 |
1.70E+03 |
7.90E+02 |
3.30E+02 |
1.70E+03 |
2.30E+02 |
| 全窒素 (mg/l) |
|
1.07 |
|
0.92 |
|
|
|
|
0.76 |
|
0.94 |
|
1.05 |
|
1.23 |
| 全燐 (mg/l) |
|
0.031 |
|
0.032 |
|
|
|
|
0.026 |
|
0.02 |
|
0.013 |
|
0.018 |