測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
00802 |
閉伊川下流 |
宮古橋 |
A |
測定結果
採取年月日 |
1989.04.19 |
1989.05.17 |
1989.06.05 |
1989.06.05 |
1989.06.05 |
1989.06.05 |
1989.06.05 |
1989.06.05 |
1989.06.05 |
1989.06.05 |
1989.06.06 |
1989.06.06 |
1989.06.06 |
1989.06.06 |
1989.06.06 |
1989.06.21 |
1989.07.05 |
1989.08.23 |
1989.09.28 |
1989.10.18 |
1989.11.15 |
1989.12.06 |
1990.01.17 |
1990.02.14 |
1990.03.07 |
採取時刻 |
1115 |
1025 |
0900 |
1110 |
1300 |
1505 |
1655 |
1900 |
2110 |
2300 |
0100 |
0300 |
0500 |
0700 |
0900 |
1110 |
1050 |
1110 |
1040 |
1110 |
1035 |
1125 |
1023 |
1125 |
1025 |
天候 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
雨 |
曇り |
曇り |
曇り |
曇り |
晴れ |
快晴 |
曇り |
快晴 |
晴れ |
快晴 |
快晴 |
晴れ |
曇り |
気温 (℃) |
11 |
24 |
24 |
25 |
26 |
25.5 |
24 |
20 |
17 |
17 |
17 |
16 |
16.3 |
19.5 |
20.3 |
17.5 |
19.5 |
32 |
23.5 |
14.5 |
10 |
11.5 |
1 |
4.8 |
11 |
水温 (℃) |
10 |
15.6 |
15.5 |
18.5 |
19.5 |
19 |
19 |
18.5 |
17.5 |
17 |
16.5 |
16 |
15.5 |
16.5 |
15.5 |
13.5 |
17.2 |
25.5 |
15.8 |
13 |
9.5 |
6.5 |
3 |
4.8 |
5.5 |
pH |
6.9 |
7.3 |
7.5 |
7.4 |
7.4 |
7.5 |
7.6 |
7.8 |
7.8 |
7.7 |
7.5 |
7.5 |
7.4 |
7.5 |
7.8 |
7.1 |
7.3 |
7.4 |
7.2 |
7 |
7.2 |
7 |
7.5 |
7.6 |
7.2 |
DO (mg/l) |
11 |
10 |
10 |
10 |
10 |
10 |
10 |
9.8 |
9.5 |
9.3 |
8.8 |
9 |
9.1 |
9.4 |
9.1 |
10 |
9.5 |
8.1 |
10 |
10 |
11 |
12 |
12 |
11 |
13 |
BOD (mg/l) |
< 0.5 |
1.7 |
0.6 |
0.5 |
0.7 |
0.7 |
1.2 |
1.2 |
0.8 |
0.7 |
0.5 |
0.7 |
0.6 |
0.5 |
0.8 |
< 0.5 |
< 0.5 |
5.4 |
0.6 |
1.4 |
1.8 |
< 0.5 |
0.5 |
1.6 |
< 0.5 |
COD (mg/l) |
|
|
1.9 |
1.9 |
1.8 |
1.9 |
2 |
1.9 |
2.1 |
2.1 |
1.8 |
1.7 |
1.8 |
2 |
1.9 |
|
|
|
|
|
|
|
|
|
|
SS (mg/l) |
10 |
1 |
2 |
1 |
1 |
1 |
< 1 |
1 |
< 1 |
1 |
1 |
1 |
1 |
1 |
2 |
3 |
5 |
4 |
1 |
3 |
1 |
1 |
4 |
5 |
1 |
大腸菌群数 (MPN/100ml) |
2.4E+02 |
2.2E+03 |
|
0.0E+00 |
1.7E+03 |
0.0E+00 |
|
4.9E+03 |
|
|
1.3E+03 |
|
|
3.3E+03 |
|
7.9E+03 |
4.9E+03 |
3.5E+04 |
|
7.9E+03 |
1.3E+03 |
7.9E+02 |
2.2E+04 |
3.3E+02 |
2.4E+04 |
全窒素 (mg/l) |
0.5 |
1.6 |
|
|
|
|
|
|
|
|
|
|
|
|
|
2.7 |
3 |
1 |
0.62 |
0.53 |
0.67 |
0.44 |
0.42 |
0.57 |
0.69 |
全燐 (mg/l) |
0.021 |
0.012 |
|
|
|
|
|
|
|
|
|
|
|
|
|
0.21 |
0.25 |
0.081 |
0.065 |
0.2 |
0.021 |
0.014 |
0.007 |
0.1 |
0.013 |
カドミウム (mg/l) |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
鉛 (mg/l) |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
砒素 (mg/l) |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
< 0.02 |
総水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
アルキル水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
銅 (mg/l) |
|
|
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
|
|
|
|
|
|
|
|
|
|
亜鉛 (mg/l) |
|
|
0.01 |
0.02 |
0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
|
|
|
|
|
|
|
|
|
|
マンガン(溶解性) (mg/l) |
0.3 |
0.1 |
|
|
0.3 |
|
|
0.1 |
|
|
0.2 |
|
|
0.2 |
|
0.4 |
0.4 |
< 0.1 |
0.3 |
0.2 |
0.1 |
< 0.1 |
0.2 |
0.2 |
< 0.1 |
ふっ素 (mg/l) |
< 0.01 |
< 0.01 |
|
|
0.01 |
|
|
< 0.01 |
|
|
< 0.01 |
|
|
0.01 |
|
< 0.01 |
0.02 |
0.01 |
< 0.01 |
0.01 |
< 0.01 |
< 0.01 |
0.01 |
0.03 |
< 0.01 |