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 |
1992.04.16 |
1992.04.22 |
1992.05.06 |
1992.05.19 |
1992.06.03 |
1992.06.17 |
1992.07.15 |
1992.07.29 |
1992.08.04 |
1992.08.04 |
1992.08.04 |
1992.08.05 |
1992.08.26 |
1992.09.02 |
1992.09.16 |
1992.10.07 |
1992.10.21 |
1992.11.04 |
1992.11.18 |
1992.12.02 |
1992.12.16 |
1993.01.06 |
1993.01.27 |
1993.02.03 |
1993.02.24 |
1993.03.03 |
1993.03.10 |
採取時刻 |
1120 |
1035 |
1140 |
1040 |
1130 |
1040 |
1025 |
1155 |
1120 |
1720 |
2320 |
0520 |
1040 |
1220 |
1035 |
1140 |
1030 |
1230 |
1020 |
1300 |
1050 |
1330 |
1040 |
1240 |
1030 |
1155 |
1025 |
天候 |
雨 |
4 |
2 |
2 |
2 |
4 |
4 |
4 |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
2 |
4 |
2 |
4 |
4 |
4 |
4 |
4 |
4 |
2 |
4 |
4 |
気温 (℃) |
6.0 |
13.0 |
13.1 |
16.7 |
25.1 |
21.7 |
25.2 |
28.6 |
19.8 |
19.1 |
14.8 |
15.5 |
25.7 |
28.1 |
21.2 |
16.0 |
14.7 |
15.0 |
10.9 |
5.5 |
3.6 |
3.2 |
1.8 |
6.2 |
4.7 |
5.7 |
4.9 |
水温 (℃) |
6.3 |
7.9 |
10.3 |
12.0 |
17.0 |
16.9 |
21.0 |
21.2 |
19.5 |
19.2 |
17.8 |
17.6 |
23.5 |
24.0 |
17.5 |
14.0 |
12.4 |
10.5 |
8.2 |
5.5 |
3.8 |
2.0 |
2.5 |
2.8 |
3.7 |
3.0 |
3.9 |
流量 (m3/s) |
317.00 |
297.04 |
139.76 |
215.24 |
96.59 |
146.58 |
|
117.84 |
|
123.81 |
100.83 |
|
123.81 |
82.66 |
155.85 |
|
|
142.59 |
95.45 |
120.81 |
191.57 |
150.05 |
56.99 |
92.82 |
162.70 |
139.37 |
159.25 |
pH |
7.1 |
7.2 |
7.1 |
7.3 |
7.5 |
7.5 |
7.6 |
7.5 |
7.6 |
7.7 |
7.5 |
7.5 |
7.5 |
7.9 |
7.5 |
7.8 |
7.4 |
7.4 |
7.5 |
7.4 |
7.5 |
7.4 |
7.5 |
7.8 |
7.2 |
7.5 |
7.3 |
DO (mg/l) |
11 |
11 |
12 |
10 |
10 |
9.7 |
9.1 |
8.4 |
9.6 |
9.9 |
8.5 |
8.1 |
8.2 |
9.2 |
9.3 |
11 |
10 |
11 |
11 |
12 |
12 |
14 |
13 |
14 |
12 |
13 |
13 |
BOD (mg/l) |
1 |
1.4 |
1.3 |
1.4 |
1.5 |
1.5 |
2.1 |
0.9 |
1.1 |
1 |
1.3 |
1.1 |
1.4 |
1.3 |
2 |
1.5 |
1.1 |
1.1 |
1.1 |
1.6 |
1.2 |
1.1 |
2 |
1.7 |
1.8 |
1.4 |
1.5 |
COD (mg/l) |
3 |
|
3 |
|
2.4 |
|
|
2.9 |
2.7 |
|
|
|
|
2.8 |
|
2.4 |
|
2.5 |
|
2.3 |
|
1.9 |
|
2.8 |
|
2.5 |
|
SS (mg/l) |
25 |
7 |
16 |
14 |
5 |
9 |
5 |
13 |
4 |
6 |
6 |
5 |
9 |
2 |
4 |
2 |
5 |
6 |
3 |
4 |
6 |
5 |
5 |
4 |
12 |
9 |
6 |
大腸菌群数 (MPN/100ml) |
7.90E+03 |
7.00E+03 |
4.90E+03 |
1.70E+03 |
2.40E+03 |
3.30E+03 |
1.30E+03 |
3.30E+04 |
3.30E+03 |
2.20E+04 |
7.90E+03 |
7.90E+03 |
3.30E+03 |
3.30E+03 |
7.00E+03 |
2.40E+03 |
3.90E+03 |
4.90E+02 |
7.90E+03 |
2.20E+05 |
1.70E+04 |
2.20E+04 |
2.80E+04 |
4.90E+03 |
1.30E+04 |
7.90E+04 |
7.90E+04 |
全窒素 (mg/l) |
|
|
1.01 |
|
|
|
|
1.5 |
|
|
|
|
|
0.94 |
|
|
|
1.04 |
|
|
|
1.05 |
|
|
|
1.31 |
|
全燐 (mg/l) |
|
|
0.097 |
|
|
|
|
0.097 |
|
|
|
|
|
0.06 |
|
|
|
0.051 |
|
|
|
0.043 |
|
|
|
0.059 |
|
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 |
|
< 0 |
|
< 0 |
< 0 |
|
|
|
|
|
< 0 |
|
< 0 |
|
< 0 |
|
< 0 |
|
< 0 |
|
< 0 |
|
< 0 |
|
< 0 |
PCB (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
トリクロロエチレン (mg/l) |
|
|
< 0.002 |
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
< 0.002 |
|
|
|
|
|
テトラクロロエチレン (mg/l) |
|
|
< 0 |
|
|
|
|
< 0 |
|
|
|
|
|
|
|
|
|
< 0 |
|
|
|
< 0 |
|
|
|
|
|
鉄(溶解性) (mg/l) |
|
|
5.4 |
|
|
|
|
2 |
|
|
|
|
|
1.2 |
|
|
|
1.7 |
|
|
|
2.3 |
|
|
|
3.5 |
|