測定対象
| 地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
| 21901 |
須崎川 |
明土橋 |
|
測定結果
| 採取年月日 |
1994.05.18 |
1994.07.19 |
1994.07.19 |
1994.07.19 |
1994.07.19 |
1994.07.19 |
1994.07.19 |
1994.07.19 |
1994.07.19 |
1994.07.20 |
1994.07.20 |
1994.07.20 |
1994.07.20 |
1994.07.20 |
1994.09.07 |
1994.11.16 |
1995.02.15 |
1995.03.08 |
| 採取時刻 |
1032 |
1000 |
1000 |
1200 |
1400 |
1600 |
1800 |
2000 |
2200 |
0000 |
0200 |
0400 |
0600 |
0800 |
1110 |
1000 |
1140 |
1110 |
| 天候 |
快晴 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
霧雨 |
快晴 |
曇り |
曇り |
| 気温 (℃) |
19.0 |
26.5 |
26.5 |
27.5 |
30.5 |
25.5 |
|
|
|
|
|
|
|
|
25.0 |
7.0 |
5.0 |
6.0 |
| 水温 (℃) |
10.8 |
19.5 |
19.5 |
21.0 |
22.7 |
22.8 |
19.0 |
18.0 |
17.5 |
17.1 |
16.8 |
16.5 |
16.6 |
18.3 |
24.8 |
6.0 |
4.5 |
7.4 |
| pH |
7.8 |
7.2 |
7.2 |
7.6 |
7.5 |
7.8 |
7.5 |
7.3 |
7.3 |
7.4 |
7.5 |
7.5 |
7.6 |
7.8 |
7.6 |
7.3 |
7.3 |
7.4 |
| DO (mg/l) |
11.0 |
7.6 |
7.6 |
9.2 |
9.1 |
8.7 |
8.1 |
8.1 |
7.8 |
8.4 |
8.8 |
8.9 |
9.0 |
9.4 |
9.9 |
8.7 |
7.8 |
7.5 |
| BOD (mg/l) |
1.4 |
2.8 |
2.8 |
2.5 |
2.3 |
0.9 |
1.7 |
3.0 |
3.3 |
2.5 |
1.4 |
0.8 |
2.3 |
3.0 |
15.0 |
11.0 |
47.0 |
48.0 |
| COD (mg/l) |
1.9 |
|
|
|
|
|
|
|
|
|
|
|
|
|
19.0 |
21.0 |
31.0 |
24.0 |
| SS (mg/l) |
2 |
2 |
2 |
1 |
1 |
< 1 |
1 |
1 |
1 |
3 |
1 |
1 |
1 |
1 |
14 |
4 |
33 |
17 |
| 大腸菌群数 (MPN/100ml) |
1.8E+03 |
2.7E+02 |
2.7E+02 |
|
|
5.4E+02 |
|
|
4.1E+02 |
|
|
4.7E+02 |
|
|
4.3E+03 |
1.6E+04 |
1.6E+05 |
3.9E+02 |
| 全窒素 (mg/l) |
0.35 |
0.71 |
0.71 |
|
0.68 |
|
0.75 |
|
0.82 |
|
0.72 |
|
0.76 |
|
1.20 |
0.45 |
1.70 |
2.80 |
| 全燐 (mg/l) |
0.013 |
0.025 |
0.025 |
|
0.240 |
|
0.025 |
|
0.021 |
|
0.021 |
|
0.028 |
|
0.070 |
0.046 |
0.160 |
0.320 |
| 透視度 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
24 |
> 30 |
12 |
21 |
| 塩化物イオン (mg/l) |
7 |
|
7 |
6 |
12 |
6 |
8 |
7 |
8 |
6 |
7 |
6 |
7 |
6 |
11 |
110 |
12.7 |
30 |
| 陰イオン界面活性剤 (mg/l) |
0.10 |
0.10 |
|
|
|
|
|
|
|
|
|
|
|
|
1.00 |
1.00 |
3.20 |
7.30 |