測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
01951 |
北上川(4) |
金ヶ崎橋 |
A |
測定結果
採取年月日 |
1989.04.24 |
1989.04.28 |
1989.05.10 |
1989.05.24 |
1989.06.07 |
1989.06.21 |
1989.07.05 |
1989.07.19 |
1989.08.01 |
1989.08.01 |
1989.08.01 |
1989.08.02 |
1989.08.23 |
1989.09.18 |
1989.09.27 |
1989.10.04 |
1989.10.18 |
1989.11.08 |
1989.11.22 |
1989.12.06 |
1989.12.20 |
1990.01.10 |
1990.01.24 |
1990.02.01 |
1990.02.23 |
1990.03.01 |
1990.03.07 |
採取時刻 |
1200 |
1100 |
1300 |
1030 |
1215 |
1030 |
1200 |
1035 |
1130 |
1730 |
2330 |
0530 |
1050 |
1150 |
1030 |
1140 |
1040 |
1200 |
1040 |
1145 |
1050 |
1225 |
1110 |
1205 |
1040 |
1200 |
1105 |
天候 |
雨 |
曇り |
晴れ |
晴れ |
曇り |
雨 |
曇り |
晴れ |
曇り |
曇り |
曇り |
曇り |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
雪 |
曇り |
曇り |
曇り |
曇り |
晴れ |
曇り |
気温 (℃) |
8 |
6 |
19.5 |
23.2 |
21.9 |
16.4 |
24 |
24.4 |
28.1 |
24.5 |
23 |
22 |
28.6 |
25.9 |
17.8 |
12.8 |
11.5 |
10.8 |
9.5 |
5.5 |
0.3 |
1.2 |
-3.2 |
-3.2 |
8.7 |
7.6 |
5.2 |
水温 (℃) |
9 |
8 |
14.5 |
16.3 |
17.5 |
15.8 |
19 |
21.8 |
26.4 |
26.3 |
25.4 |
24.6 |
26.3 |
19 |
15.5 |
13.9 |
11.9 |
11.4 |
8.5 |
5 |
0.5 |
1.4 |
-0.2 |
-0.2 |
4.2 |
3 |
4.6 |
流量 (m3/s) |
388.7 |
441.1 |
184.2 |
150.0 |
91.6 |
111.8 |
97.2 |
|
|
|
|
|
|
246.0 |
298.9 |
208.2 |
154.5 |
150.0 |
161.7 |
260.6 |
127.4 |
121.0 |
91.6 |
81.0 |
334.4 |
260.6 |
200.1 |
pH |
7.1 |
7.2 |
7.4 |
7.3 |
7.6 |
7.3 |
7.7 |
7.4 |
7.6 |
7.7 |
7.5 |
7.4 |
7.4 |
7.4 |
7.4 |
7.5 |
7.6 |
7.4 |
7.3 |
7.3 |
7.3 |
7.2 |
7.3 |
7.5 |
7.2 |
7.1 |
7.3 |
DO (mg/l) |
11 |
11.4 |
11.1 |
10.3 |
10.5 |
9.4 |
9.4 |
8.6 |
9.5 |
9.3 |
7.3 |
6.8 |
8.2 |
9 |
9 |
10.1 |
11.1 |
10.1 |
11.2 |
12.9 |
13.8 |
13.6 |
14.7 |
14.3 |
12.6 |
13.3 |
12.8 |
BOD (mg/l) |
1.3 |
1.6 |
1.9 |
1.5 |
2 |
2 |
1.9 |
1.5 |
3 |
1.9 |
1.9 |
2.4 |
1.6 |
1.2 |
0.6 |
1.1 |
3.5 |
3.1 |
1.7 |
2.3 |
2 |
2.1 |
2.9 |
1.8 |
4.1 |
1.6 |
1.4 |
COD (mg/l) |
2.5 |
|
3.4 |
|
4.5 |
|
4.5 |
|
3.1 |
|
|
|
|
2.5 |
|
2.5 |
|
5.3 |
|
2 |
|
3.3 |
|
2.8 |
|
2.5 |
|
SS (mg/l) |
11 |
15 |
13 |
7 |
9 |
13 |
14 |
7 |
5 |
5 |
6 |
7 |
5 |
9 |
6 |
6 |
7 |
29 |
6 |
9 |
11 |
6 |
7 |
6 |
15 |
10 |
5 |
大腸菌群数 (MPN/100ml) |
7.9E+03 |
1.1E+04 |
7.9E+04 |
2.4E+03 |
3.3E+03 |
7.9E+03 |
3.3E+03 |
1.7E+03 |
3.3E+02 |
7.9E+02 |
4.9E+03 |
3.3E+03 |
4.9E+03 |
1.7E+04 |
3.3E+02 |
1.3E+03 |
4.9E+02 |
1.7E+03 |
7.9E+02 |
7.9E+02 |
7.0E+03 |
2.8E+04 |
1.1E+04 |
4.9E+04 |
1.3E+03 |
2.8E+05 |
1.3E+05 |
全窒素 (mg/l) |
|
|
1.37 |
|
|
|
1.45 |
|
|
|
|
|
|
1.16 |
|
|
|
1.56 |
|
|
|
1.5 |
|
|
|
0.89 |
|
全燐 (mg/l) |
|
|
0.105 |
|
|
|
0.132 |
|
|
|
|
|
|
0.054 |
|
|
|
0.163 |
|
|
|
0.12 |
|
|
|
0.061 |
|
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 |
全シアン (mg/l) |
|
N |
|
N |
|
N |
|
N |
|
|
|
|
N |
|
N |
|
N |
|
N |
|
N |
|
N |
|
N |
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
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 |
六価クロム (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 |
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 |
総水銀 (mg/l) |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
|
|
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
|
< 0.0005 |
アルキル水銀 (mg/l) |
|
N |
|
N |
|
N |
|
N |
|
|
|
|
N |
|
N |
|
N |
|
N |
|
N |
|
N |
|
N |
|
N |
PCB (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
鉄(溶解性) (mg/l) |
|
|
0.16 |
|
|
|
0.29 |
|
|
|
|
|
|
0.15 |
|
|
|
0.25 |
|
|
|
0.09 |
|
|
|
0.33 |
|