測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
03901 |
長内川下流 |
新街橋 |
A |
測定結果
採取年月日 |
1990.04.11 |
1990.05.09 |
1990.06.19 |
1990.06.19 |
1990.06.19 |
1990.06.19 |
1990.06.19 |
1990.06.19 |
1990.06.19 |
1990.06.19 |
1990.06.20 |
1990.06.20 |
1990.06.20 |
1990.06.20 |
1990.06.20 |
1990.06.20 |
1990.07.18 |
1990.08.22 |
1990.09.26 |
1990.10.24 |
1990.11.07 |
1990.12.05 |
1991.01.22 |
1991.02.13 |
1991.03.06 |
採取時刻 |
1039 |
0947 |
0900 |
1105 |
1300 |
1500 |
1700 |
1900 |
2100 |
2300 |
0100 |
0300 |
0500 |
0700 |
0900 |
1107 |
0925 |
1105 |
0945 |
1040 |
0920 |
1120 |
0935 |
1125 |
0915 |
天候 |
晴れ |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
雨 |
雨 |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
雪 |
晴れ |
晴れ |
気温 (℃) |
18.5 |
24.2 |
20.5 |
24.5 |
23 |
21 |
22 |
19.5 |
19 |
18.5 |
18 |
17 |
17.5 |
20 |
24.2 |
26.8 |
29 |
28.6 |
19.5 |
21.5 |
22 |
13.5 |
5.1 |
7.1 |
12.7 |
水温 (℃) |
12 |
15.1 |
16.5 |
18 |
19.5 |
18.5 |
17.5 |
16.8 |
16.5 |
16 |
15.5 |
15.5 |
15.5 |
16.5 |
18 |
20.5 |
19.4 |
23.5 |
15.7 |
14.6 |
13.6 |
9.5 |
4.5 |
6.2 |
6.1 |
pH |
7.8 |
7.5 |
7.3 |
7.4 |
7.6 |
7.5 |
7.4 |
7.5 |
7.3 |
7.3 |
7.4 |
7.4 |
7.3 |
7.5 |
7.5 |
7.5 |
7.4 |
7.4 |
7.4 |
7.5 |
7.4 |
7.5 |
7.4 |
8.2 |
7.7 |
DO (mg/l) |
12 |
11 |
10 |
12 |
11 |
10 |
8.9 |
8.5 |
8.1 |
8 |
8.3 |
8.2 |
8.5 |
9 |
10 |
10 |
9.2 |
8.7 |
9.4 |
10 |
10 |
11 |
11 |
14 |
13 |
BOD (mg/l) |
0.9 |
0.8 |
1.9 |
2 |
1.8 |
1.3 |
1.2 |
2.5 |
1.9 |
2 |
2.1 |
2.1 |
1.8 |
1.5 |
1.5 |
1.4 |
1.6 |
1.2 |
1.8 |
0.9 |
< 0.5 |
0.7 |
< 0.5 |
2.1 |
1.5 |
SS (mg/l) |
2 |
4 |
1 |
1 |
1 |
2 |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
2 |
2 |
13 |
5 |
5 |
2 |
7 |
11 |
2 |
4 |
3 |
大腸菌群数 (MPN/100ml) |
3.3E+03 |
2.4E+04 |
|
|
2.2E+04 |
|
|
2.4E+04 |
|
|
3.3E+04 |
|
|
4.9E+03 |
|
2.2E+04 |
2.4E+04 |
1.7E+04 |
2.2E+03 |
1.4E+03 |
2.4E+03 |
6.8E+03 |
1.3E+04 |
1.1E+04 |
7.9E+03 |
全窒素 (mg/l) |
0.65 |
1.2 |
|
|
0.75 |
|
|
0.77 |
|
|
0.94 |
|
|
0.85 |
|
0.83 |
1.1 |
0.6 |
0.81 |
0.74 |
0.7 |
0.45 |
1 |
0.92 |
0.93 |
全燐 (mg/l) |
0.015 |
0.039 |
|
|
0.03 |
|
|
0.028 |
|
|
0.026 |
|
|
0.023 |
|
0.057 |
0.046 |
0.022 |
0.02 |
0.013 |
0.034 |
0.029 |
0.017 |
0.032 |
0.012 |