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 |
1994.04.14 |
1994.04.20 |
1994.05.11 |
1994.05.25 |
1994.06.01 |
1994.06.15 |
1994.07.13 |
1994.07.20 |
1994.08.02 |
1994.08.02 |
1994.08.02 |
1994.08.02 |
1994.08.24 |
1994.09.07 |
1994.09.21 |
1994.10.17 |
1994.10.24 |
1994.11.02 |
1994.11.16 |
1994.12.07 |
1994.12.14 |
1995.01.11 |
1995.01.25 |
1995.02.01 |
1995.02.15 |
1995.03.01 |
1995.03.08 |
採取時刻 |
1155 |
1025 |
1230 |
1030 |
1120 |
1040 |
1025 |
1145 |
0130 |
0730 |
1330 |
1930 |
1030 |
1110 |
1020 |
1100 |
1020 |
1115 |
1025 |
1035 |
1025 |
1135 |
1035 |
1100 |
1010 |
1040 |
1010 |
天候 |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
曇り |
雪 |
気温 (℃) |
15.0 |
15.2 |
26.1 |
26.1 |
24.9 |
23.3 |
25.3 |
28.5 |
24.9 |
26.4 |
33.3 |
27.2 |
23.2 |
24.4 |
24.6 |
14.8 |
11.1 |
12.3 |
6.7 |
4.3 |
2.3 |
-0.4 |
0.1 |
3.2 |
-0.4 |
2.0 |
2.0 |
水温 (℃) |
7.0 |
8.0 |
13.3 |
17.9 |
18.6 |
18.6 |
21.0 |
25.9 |
26.4 |
26.6 |
28.0 |
27.3 |
22.2 |
23.1 |
20.5 |
14.0 |
11.5 |
11.3 |
7.8 |
4.8 |
5.2 |
1.9 |
1.9 |
1.4 |
2.6 |
3.2 |
3.8 |
流量 (m3/s) |
398.34 |
387.12 |
220.90 |
165.92 |
212.56 |
264.98 |
112.70 |
69.75 |
44.26 |
46.16 |
48.11 |
46.16 |
74.55 |
89.94 |
134.72 |
196.37 |
82.07 |
84.65 |
58.42 |
74.55 |
89.94 |
121.90 |
72.13 |
89.94 |
69.75 |
101.00 |
92.65 |
pH |
7.2 |
7.1 |
7.2 |
7.2 |
7.4 |
7.5 |
7.4 |
7.9 |
7.3 |
7.3 |
7.7 |
7.6 |
7.5 |
7.6 |
7.5 |
7.4 |
7.4 |
7.7 |
7.8 |
7.6 |
7.4 |
7.4 |
7.5 |
7.5 |
7.4 |
7.4 |
7.4 |
DO (mg/l) |
12.0 |
12.0 |
10.0 |
9.9 |
9.4 |
9.6 |
9.2 |
8.7 |
7.2 |
6.7 |
9.0 |
7.9 |
8.1 |
8.2 |
8.8 |
9.7 |
11.0 |
12.0 |
13.0 |
13.0 |
12.0 |
15.0 |
13.0 |
14.0 |
14.0 |
13.0 |
13.0 |
BOD (mg/l) |
1.2 |
1.9 |
1.4 |
1.3 |
2.2 |
1.7 |
1.1 |
1.3 |
1.2 |
1.1 |
1.3 |
1.5 |
1.2 |
1.3 |
1.1 |
2.0 |
1.3 |
1.2 |
1.3 |
1.9 |
1.6 |
1.7 |
1.2 |
1.6 |
2.2 |
2.0 |
1.9 |
COD (mg/l) |
3.2 |
|
3.1 |
|
3.2 |
|
|
3.2 |
|
|
3.4 |
|
|
3.3 |
|
3.2 |
|
3.0 |
|
2.7 |
|
2.5 |
|
2.6 |
|
3.5 |
|
SS (mg/l) |
22 |
10 |
14 |
7 |
9 |
12 |
7 |
3 |
8 |
9 |
7 |
13 |
8 |
6 |
7 |
19 |
3 |
3 |
2 |
4 |
4 |
4 |
4 |
3 |
4 |
7 |
8 |
大腸菌群数 (MPN/100ml) |
1.1E+05 |
7.9E+04 |
3.3E+04 |
1.1E+03 |
1.4E+03 |
1.3E+03 |
2.2E+03 |
1.7E+03 |
4.9E+02 |
7.9E+02 |
4.9E+02 |
2.4E+03 |
1.3E+03 |
1.3E+04 |
1.7E+03 |
3.3E+03 |
7.9E+02 |
7.9E+02 |
1.7E+05 |
1.4E+05 |
2.8E+03 |
2.8E+04 |
1.7E+05 |
7.9E+04 |
2.2E+05 |
1.4E+05 |
5.4E+05 |
全窒素 (mg/l) |
|
|
1.10 |
|
|
|
|
1.30 |
|
|
|
|
|
1.20 |
|
|
|
1.10 |
|
|
|
1.50 |
|
|
|
1.60 |
|
全燐 (mg/l) |
|
|
0.080 |
|
|
|
|
0.076 |
|
|
|
|
|
0.083 |
|
|
|
0.065 |
|
|
|
0.058 |
|
|
|
0.090 |
|
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 |
鉛 (mg/l) |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
< 0.005 |
|
|
|
|
|
0.006 |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
六価クロム (mg/l) |
|
< 0.040 |
|
< 0.040 |
|
< 0.040 |
< 0.040 |
|
|
|
|
|
< 0.040 |
|
< 0.040 |
|
< 0.040 |
|
< 0.040 |
|
< 0.040 |
|
< 0.040 |
|
< 0.040 |
|
< 0.040 |
砒素 (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 |
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 |
PCB (mg/l) |
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
ジクロロメタン (mg/l) |
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
四塩化炭素 (mg/l) |
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
1,2-ジクロロエタン (mg/l) |
|
|
|
|
|
|
|
< 0.0004 |
|
|
|
|
|
|
|
|
|
< 0.0004 |
|
|
|
|
|
|
|
|
|
1,1-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
シス-1,2-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
1,1,1-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
1,1,2-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
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 |
|
|
|
|
|
1,3-ジクロロプロペン (mg/l) |
|
|
< 0.0002 |
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
チウラム (mg/l) |
|
|
< 0.0006 |
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
シマジン (mg/l) |
|
|
< 0.0003 |
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
チオベンカルブ (mg/l) |
|
|
< 0.002 |
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ベンゼン (mg/l) |
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
セレン (mg/l) |
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
鉄(溶解性) (mg/l) |
|
|
0.31 |
|
|
|
|
0.13 |
|
|
|
|
|
0.14 |
|
|
|
0.23 |
|
|
|
0.20 |
|
|
|
0.22 |
|
アンモニア性窒素 (mg/l) |
|
|
00.100 |
|
|
|
|
00.100 |
|
|
|
|
|
00.100 |
|
|
|
00.100 |
|
|
|
00.200 |
|
|
|
00.200 |
|
透視度 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
18 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
> 30 |
塩化物イオン (mg/l) |
|
|
10 |
|
|
|
|
15 |
|
|
|
|
|
12 |
|
|
|
11 |
|
|
|
14 |
|
|
|
13 |
|
カルシウム (mg/l) |
|
|
16 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
マグネシウム (mg/l) |
|
|
3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
硫酸イオン (mg/l) |
|
|
17 |
|
|
|
|
21 |
|
|
|
|
|
21 |
|
|
|
22 |
|
|
|
22 |
|
|
|
22 |
|
酸度 (mg/l) |
|
|
|
|
|
|
|
1 |
|
|
|
|
|
3 |
|
|
|
1 |
|
|
|
3 |
|
|
|
3 |
|
アルカリ度 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
37 |
|
|
|
31 |
|
|
|
31 |
|
|
|
32 |
|