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 |
1993.04.15 |
1993.04.26 |
1993.05.06 |
1993.05.19 |
1993.06.02 |
1993.06.23 |
1993.07.07 |
1993.07.21 |
1993.08.10 |
1993.08.10 |
1993.08.10 |
1993.08.10 |
1993.08.18 |
1993.09.02 |
1993.09.22 |
1993.10.06 |
1993.10.20 |
1993.11.10 |
1993.11.24 |
1993.12.08 |
1993.12.15 |
1994.01.12 |
1994.01.26 |
1994.02.09 |
1994.02.16 |
1994.03.02 |
1994.03.14 |
採取時刻 |
1215 |
1020 |
1020 |
1220 |
1140 |
1015 |
1250 |
1025 |
0040 |
0640 |
1240 |
1840 |
1040 |
1235 |
1020 |
1135 |
1035 |
1135 |
1025 |
1025 |
1150 |
1345 |
1020 |
1125 |
1010 |
1140 |
1030 |
天候 |
曇り |
曇り |
曇り |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
曇り |
雪 |
曇り |
曇り |
晴れ |
雪 |
晴れ |
曇り |
曇り |
晴れ |
気温 (℃) |
15.8 |
14.5 |
18.0 |
19.8 |
19.6 |
20.6 |
24.8 |
26.5 |
17.4 |
18.0 |
19.8 |
18.2 |
26.3 |
25.0 |
16.8 |
19.2 |
11.0 |
3.3 |
0.0 |
1.9 |
-2.6 |
3.1 |
1.9 |
3.9 |
4.4 |
2.7 |
3.9 |
水温 (℃) |
8.5 |
9.5 |
10.5 |
12.5 |
16.2 |
15.0 |
19.0 |
18.2 |
17.1 |
17.5 |
18.0 |
17.2 |
19.5 |
19.5 |
15.2 |
13.0 |
11.5 |
8.0 |
6.2 |
4.1 |
2.8 |
2.2 |
2.0 |
3.9 |
3.1 |
3.9 |
3.8 |
流量 (m3/s) |
223.50 |
316.30 |
248.50 |
399.10 |
192.70 |
362.00 |
106.60 |
143.00 |
195.90 |
170.20 |
124.20 |
192.10 |
159.70 |
170.20 |
307.30 |
118.20 |
66.50 |
90.50 |
159.00 |
219.00 |
192.00 |
80.40 |
87.00 |
139.00 |
192.10 |
227.00 |
231.00 |
pH |
7.8 |
7.3 |
7 |
7.2 |
7.7 |
7.3 |
7.6 |
7.4 |
7.3 |
7.4 |
7.5 |
7.5 |
7.6 |
7.6 |
7.3 |
7.7 |
7.8 |
7.7 |
7.3 |
7.4 |
7.3 |
7.5 |
7.3 |
7.6 |
7.3 |
7.5 |
7.5 |
DO (mg/l) |
12 |
11 |
10 |
10 |
10 |
9.3 |
9.6 |
9.1 |
8.9 |
8.8 |
9.4 |
9.1 |
9.5 |
9 |
9.4 |
10 |
11 |
12 |
11 |
12 |
12 |
13 |
13 |
13 |
13 |
13 |
13 |
BOD (mg/l) |
1.1 |
1.8 |
1.7 |
1.3 |
1.2 |
0.8 |
1.4 |
1.1 |
0.9 |
0.8 |
0.9 |
0.8 |
1.5 |
0.6 |
0.9 |
0.8 |
1.2 |
1.5 |
1.9 |
1.4 |
1.6 |
1.2 |
1 |
1.1 |
1.7 |
1.7 |
1.4 |
COD (mg/l) |
2 |
|
|
3.2 |
2.3 |
|
3.3 |
|
|
2.2 |
|
|
|
3 |
|
1.8 |
|
2.1 |
|
|
1.8 |
2.1 |
|
2.5 |
|
2.6 |
|
SS (mg/l) |
4 |
13 |
14 |
15 |
4 |
7 |
7 |
8 |
3 |
3 |
3 |
4 |
5 |
6 |
10 |
2 |
4 |
3 |
6 |
4 |
3 |
3 |
3 |
4 |
4 |
6 |
5 |
大腸菌群数 (MPN/100ml) |
1.3E+03 |
2.8E+03 |
1.7E+03 |
2.4E+03 |
1.3E+04 |
3.3E+03 |
3.3E+04 |
1.4E+03 |
2.2E+03 |
2.2E+03 |
4.2E+03 |
1.7E+03 |
1.7E+03 |
1.3E+03 |
2.2E+03 |
7.0E+02 |
4.9E+02 |
4.9E+02 |
1.1E+03 |
1.7E+04 |
7.0E+04 |
2.8E+05 |
4.9E+03 |
3.3E+04 |
1.7E+05 |
1.7E+05 |
1.7E+04 |
全窒素 (mg/l) |
|
|
|
1 |
|
|
1.2 |
|
|
|
|
|
|
1 |
|
|
|
0.93 |
|
|
|
1.3 |
|
|
|
1.3 |
|
全燐 (mg/l) |
|
|
|
0.07 |
|
|
0.11 |
|
|
|
|
|
|
0.053 |
|
|
|
0.079 |
|
|
|
0.05 |
|
|
|
0.066 |
|
カドミウム (mg/l) |
|
< 0.001 |
< 0.001 |
|
|
< 0.001 |
|
< 0.001 |
|
|
|
|
< 0.001 |
|
< 0.001 |
|
< 0.001 |
|
< 0.001 |
< 0.001 |
|
|
< 0.001 |
|
< 0.001 |
|
< 0.001 |
全シアン (mg/l) |
|
N |
N |
|
|
N |
|
N |
|
|
|
|
N |
|
N |
|
N |
|
N |
N |
|
|
N |
|
N |
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
鉛 (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 |
六価クロム (mg/l) |
|
< 0.04 |
< 0.04 |
|
|
< 0.04 |
|
< 0.04 |
|
|
|
|
< 0.04 |
|
< 0.04 |
|
< 0.04 |
|
< 0.04 |
< 0.04 |
|
|
< 0.04 |
|
< 0.04 |
|
< 0.04 |
砒素 (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 |
総水銀 (mg/l) |
|
< 0 |
< 0 |
|
|
< 0 |
|
< 0 |
|
|
|
|
< 0 |
|
< 0 |
|
< 0 |
|
< 0 |
< 0 |
|
|
< 0 |
|
< 0 |
|
< 0 |
アルキル水銀 (mg/l) |
|
N |
N |
|
|
N |
|
N |
|
|
|
|
N |
|
N |
|
N |
|
N |
N |
|
|
N |
|
|
|
|
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) |
|
|
|
< 0.0005 |
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
< 0.0005 |
|
|
|
|
|
鉄(溶解性) (mg/l) |
|
|
|
3.7 |
|
|
2.3 |
|
|
|
|
|
|
2.3 |
|
|
|
1.1 |
|
|
|
1.5 |
|
|
|
2.3 |
|