測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
01751 |
北上川(2) |
船田橋 |
A |
測定結果
採取年月日 |
1999.04.19 |
1999.04.21 |
1999.04.23 |
1999.04.28 |
1999.05.12 |
1999.05.19 |
1999.05.24 |
1999.06.02 |
1999.06.09 |
1999.06.14 |
1999.06.22 |
1999.07.07 |
1999.07.19 |
1999.07.21 |
1999.08.02 |
1999.08.10 |
1999.08.18 |
1999.08.24 |
1999.09.08 |
1999.09.14 |
1999.09.22 |
1999.10.06 |
1999.10.13 |
1999.10.19 |
1999.10.25 |
1999.11.10 |
1999.11.17 |
1999.11.24 |
1999.12.01 |
1999.12.08 |
1999.12.13 |
1999.12.20 |
2000.01.06 |
2000.01.12 |
2000.01.19 |
2000.02.02 |
2000.02.09 |
2000.02.14 |
2000.02.21 |
2000.03.01 |
2000.03.08 |
2000.03.14 |
採取時刻 |
1015 |
1140 |
1031 |
1045 |
1100 |
1120 |
1130 |
1035 |
1140 |
1035 |
1020 |
1040 |
1020 |
1240 |
1015 |
1030 |
1220 |
1100 |
1210 |
1040 |
1018 |
1025 |
1150 |
1020 |
1024 |
1040 |
1300 |
1020 |
1040 |
1200 |
1048 |
1025 |
1015 |
1130 |
1100 |
1050 |
1105 |
1035 |
1030 |
1045 |
1200 |
1015 |
天候 |
曇り |
晴れ |
晴れ |
曇り |
晴れ |
雨 |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
雨 |
雨 |
曇り |
雨 |
晴れ |
雨 |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
晴れ |
雪 |
晴れ |
曇り |
晴れ |
晴れ |
曇り |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
気温 (℃) |
16.6 |
15.5 |
20.9 |
15.7 |
17.3 |
14.9 |
23.5 |
24.5 |
21.0 |
28.0 |
22.5 |
21.8 |
21.2 |
28.0 |
27.8 |
29.2 |
33.3 |
20.0 |
23.2 |
22.9 |
14.0 |
18.6 |
17.0 |
13.2 |
14.2 |
8.4 |
1.5 |
6.8 |
5.2 |
3.8 |
-0.5 |
3.2 |
2.2 |
3.3 |
2.1 |
5.5 |
3.0 |
0.0 |
0.4 |
1.6 |
0.1 |
1.6 |
水温 (℃) |
10.4 |
9.0 |
10.2 |
10.5 |
10.5 |
12.0 |
12.0 |
14.7 |
14.9 |
17.8 |
18.8 |
19.1 |
16.9 |
19.5 |
22.1 |
23.8 |
24.0 |
19.8 |
18.9 |
17.9 |
15.1 |
13.5 |
14.0 |
8.9 |
8.9 |
8.0 |
5.0 |
8.1 |
4.1 |
4.8 |
2.5 |
3.0 |
4.1 |
3.0 |
2.5 |
4.0 |
4.5 |
2.1 |
3.5 |
3.1 |
3.0 |
3.2 |
流量 (m3/s) |
77.89 |
90.60 |
64.23 |
70.89 |
54.42 |
53.15 |
46.20 |
42.00 |
51.69 |
32.15 |
24.62 |
29.90 |
60.79 |
43.32 |
24.62 |
17.24 |
18.96 |
32.15 |
42.00 |
39.41 |
63.99 |
29.90 |
17.10 |
27.72 |
22.65 |
33.31 |
31.02 |
27.72 |
26.67 |
31.02 |
39.41 |
27.72 |
23.62 |
34.49 |
31.02 |
23.62 |
23.62 |
18.96 |
21.70 |
18.09 |
23.62 |
21.70 |
採取水深 (m) |
0.4 |
0.3 |
0.4 |
0.4 |
0.4 |
0.2 |
0.4 |
0.4 |
0.2 |
0.4 |
0.3 |
0.4 |
0.4 |
0.2 |
0.4 |
0.4 |
0.2 |
0.3 |
0.2 |
0.4 |
0.4 |
0.4 |
0.2 |
0.4 |
0.3 |
0.4 |
0.2 |
0.4 |
0.3 |
0.2 |
0.4 |
0.3 |
0.3 |
0.2 |
0.3 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.3 |
全水深 (m) |
1.8 |
1.3 |
1.9 |
2.0 |
2.0 |
1.2 |
1.8 |
1.8 |
1.2 |
1.9 |
1.6 |
1.9 |
2.0 |
1.0 |
1.8 |
1.8 |
0.9 |
1.6 |
1.2 |
2.0 |
2.1 |
1.9 |
0.9 |
1.8 |
1.6 |
1.8 |
0.9 |
1.8 |
1.7 |
0.9 |
1.8 |
1.5 |
1.4 |
0.9 |
1.4 |
1.2 |
0.9 |
1.0 |
1.2 |
1.1 |
0.9 |
1.6 |
外観 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
茶色 |
微白濁 |
微白濁 |
茶色 |
無色澄明 |
微白濁 |
微白濁 |
茶色 |
茶色 |
微白濁 |
無色澄明 |
微白濁 |
茶色 |
茶色 |
微白濁 |
微白濁 |
微白濁 |
無色澄明 |
微白濁 |
無色澄明 |
微白濁 |
無色澄明 |
微白濁 |
微白濁 |
微黄濁 |
無色澄明 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
微白濁 |
臭気 |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
なし |
pH |
7.5 |
7.4 |
7.5 |
7.3 |
7.1 |
7.2 |
7.3 |
7.4 |
7.7 |
7.6 |
7.7 |
7.7 |
7.4 |
7.5 |
7.7 |
7.8 |
7.9 |
7.5 |
7.6 |
7.6 |
7.5 |
7.6 |
7.6 |
7.5 |
7.7 |
7.6 |
7.6 |
7.5 |
7.7 |
7.7 |
7.5 |
7.5 |
7.6 |
7.5 |
7.6 |
7.8 |
7.9 |
7.8 |
7.9 |
8.0 |
8.1 |
7.9 |
DO (mg/l) |
|
12.3 |
|
|
|
10.8 |
|
|
10.4 |
|
|
|
|
9.2 |
|
|
9.0 |
|
8.8 |
|
|
|
10.0 |
|
|
|
12.3 |
|
|
13.4 |
|
|
|
13.1 |
|
|
13.6 |
|
|
|
14.2 |
|
BOD (mg/l) |
|
1.0 |
|
|
|
1.1 |
|
|
1.0 |
|
|
|
|
0.5 |
|
|
0.5 |
|
0.9 |
|
|
|
0.9 |
|
|
|
0.8 |
|
|
0.8 |
|
|
|
0.7 |
|
|
1.1 |
|
|
|
0.9 |
|
COD (mg/l) |
|
3.1 |
|
|
|
2.7 |
|
|
2.4 |
|
|
|
|
2.2 |
|
|
2.6 |
|
2.9 |
|
|
|
2.0 |
|
|
|
1.4 |
|
|
1.7 |
|
|
|
1.9 |
|
|
1.9 |
|
|
|
2.2 |
|
SS (mg/l) |
19 |
23 |
14 |
20 |
15 |
18 |
13 |
10 |
17 |
11 |
14 |
13 |
14 |
15 |
14 |
13 |
13 |
24 |
16 |
13 |
13 |
8 |
9 |
8 |
8 |
7 |
7 |
8 |
8 |
8 |
9 |
8 |
8 |
8 |
7 |
9 |
10 |
10 |
9 |
5 |
10 |
11 |
大腸菌群数 (MPN/100ml) |
|
2.4E+02 |
|
|
|
2.4E+04 |
|
|
1.4E+04 |
|
|
|
|
7.0E+04 |
|
|
4.9E+04 |
|
7.9E+04 |
|
|
|
1.3E+04 |
|
|
|
7.9E+02 |
|
|
4.9E+02 |
|
|
|
3.3E+03 |
|
|
3.3E+03 |
|
|
|
7.9E+02 |
|
全窒素 (mg/l) |
|
|
|
|
|
1.27 |
|
|
|
|
|
|
|
1.30 |
|
|
|
|
1.29 |
|
|
|
|
|
|
|
1.08 |
|
|
|
|
|
|
1.71 |
|
|
|
|
|
|
1.57 |
|
全燐 (mg/l) |
|
|
|
|
|
0.067 |
|
|
|
|
|
|
|
0.050 |
|
|
|
|
0.057 |
|
|
|
|
|
|
|
0.040 |
|
|
|
|
|
|
0.042 |
|
|
|
|
|
|
0.060 |
|
カドミウム (mg/l) |
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
< 0.001 |
|
全シアン (mg/l) |
|
|
|
|
|
N |
|
|
|
|
|
|
|
N |
|
|
|
|
N |
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
N |
|
|
|
|
|
|
N |
|
鉛 (mg/l) |
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
< 0.005 |
|
六価クロム (mg/l) |
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
< 0.02 |
|
砒素 (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 |
|
< 0.001 |
|
|
|
|
< 0.001 |
0.001 |
< 0.001 |
|
|
|
< 0.001 |
< 0.001 |
|
総水銀 (mg/l) |
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
< 0.0005 |
|
鉄(溶解性) (mg/l) |
< 0.1 |
|
< 0.1 |
< 0.1 |
0.1 |
|
< 0.1 |
< 0.1 |
|
< 0.1 |
< 0.1 |
< 0.1 |
< 0.1 |
|
< 0.1 |
< 0.1 |
|
0.1 |
|
< 0.1 |
< 0.1 |
< 0.1 |
|
< 0.1 |
< 0.1 |
< 0.1 |
|
< 0.1 |
< 0.1 |
|
< 0.1 |
< 0.1 |
< 0.1 |
|
< 0.1 |
< 0.1 |
|
< 0.1 |
< 0.1 |
< 0.1 |
|
< 0.1 |
ふっ素 (mg/l) |
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
< 0.1 |
|
EPN (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
アンモニア性窒素 (mg/l) |
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
< 0.1 |
|
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
< 0.1 |
|
|
|
|
|
|
< 0.1 |
|
クロロフィル-a (ug/l) |
|
|
|
|
|
3 |
|
|
|
|
|
|
|
< 2 |
|
|
|
|
2 |
|
|
|
|
|
|
|
< 2 |
|
|
|
|
|
|
< 2 |
|
|
|
|
|
|
< 2 |
|
透視度 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
28.0 |
25.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
> 30.0 |
塩化物イオン (mg/l) |
|
|
|
|
13 |
|
|
|
|
|
|
8 |
|
|
|
|
|
|
|
8 |
|
|
|
|
|
7 |
|
|
|
|
|
|
|
|
9 |
|
|
|
|
11 |
|
|
カルシウム (mg/l) |
|
|
|
|
16.5 |
|
|
|
|
|
|
23.7 |
|
|
|
|
|
|
|
21.6 |
|
|
|
|
|
21.0 |
|
|
|
|
|
|
|
|
23.8 |
|
|
|
|
27.5 |
|
|
マグネシウム (mg/l) |
|
|
|
|
3.52 |
|
|
|
|
|
|
5.46 |
|
|
|
|
|
|
|
5.12 |
|
|
|
|
|
4.82 |
|
|
|
|
|
|
|
|
5.50 |
|
|
|
|
6.59 |
|
|
硫酸イオン (mg/l) |
|
|
|
|
38 |
|
|
|
|
|
|
45 |
|
|
|
|
|
|
|
43 |
|
|
|
|
|
40 |
|
|
|
|
|
|
|
|
38 |
|
|
|
|
51 |
|
|
酸度 (mg/l) |
4 |
|
4 |
5 |
8 |
|
7 |
8 |
|
8 |
3 |
3 |
4 |
|
4 |
2 |
|
5 |
|
4 |
3 |
3 |
|
4 |
3 |
3 |
|
4 |
3 |
|
4 |
4 |
4 |
|
4 |
3 |
|
4 |
3 |
3 |
|
3 |
アルカリ度 (mg/l) |
20 |
|
21 |
18 |
19 |
|
21 |
25 |
|
32 |
38 |
40 |
33 |
|
44 |
48 |
|
45 |
|
37 |
30 |
36 |
|
37 |
39 |
35 |
|
37 |
40 |
|
35 |
37 |
43 |
|
39 |
42 |
|
45 |
42 |
45 |
|
45 |
アルミニウム (mg/l) |
1.42 |
|
1.33 |
1.50 |
1.73 |
|
1.46 |
1.68 |
|
1.23 |
1.48 |
1.46 |
2.05 |
|
1.83 |
2.07 |
|
1.86 |
|
1.29 |
1.40 |
1.48 |
|
1.34 |
1.34 |
1.09 |
|
1.07 |
1.18 |
|
0.97 |
1.09 |
1.17 |
|
1.04 |
1.24 |
|
1.44 |
1.28 |
1.40 |
|
1.23 |
鉄(2価) (mg/l) |
< 0.01 |
|
< 0.01 |
0.01 |
0.03 |
|
0.02 |
< 0.01 |
|
< 0.01 |
0.01 |
0.01 |
< 0.01 |
|
< 0.01 |
0.01 |
|
0.01 |
|
< 0.01 |
0.01 |
0.03 |
|
< 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 |
|
< 0.01 |
鉄(3価) (mg/l) |
0.05 |
|
0.05 |
0.05 |
0.08 |
|
0.02 |
0.05 |
|
0.04 |
0.02 |
0.05 |
0.06 |
|
0.03 |
0.04 |
|
0.14 |
|
0.05 |
0.07 |
0.05 |
|
0.03 |
0.07 |
0.04 |
|
0.05 |
0.03 |
|
0.04 |
0.05 |
0.04 |
|
0.04 |
0.06 |
|
0.04 |
0.04 |
0.05 |
|
0.05 |
イソキサチオン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0008 |
|
|
|
|
|
|
|
|
|
ダイアジノン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
フェニトロチオン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
イソプロチオラン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
オキシン銅 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
クロロタロニル (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
プロピザミド (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0008 |
|
|
|
|
|
|
|
|
|
ジクロルボス (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
フェノブカルプ (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
イプロベンホス (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0008 |
|
|
|
|
|
|
|
|
|
クロルニトロフェン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0001 |
|
|
|
|
|
|
|
|
|
トルエン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.06 |
|
|
|
|
|
|
|
|
|
キシレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
フタル酸ジエチルヘキシル (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.006 |
|
|
|
|
|
|
|
|
|
ほう素 (mg/l) |
|
|
|
|
|
0.03 |
|
|
|
|
|
|
|
0.07 |
|
|
|
|
0.09 |
|
|
|
|
|
|
|
0.09 |
|
|
|
|
|
|
0.09 |
|
|
|
|
|
|
0.11 |
|
モリブデン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.007 |
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
|
|
0.96 |
|
|
|
|
|
|
|
1.10 |
|
|
|
|
1.10 |
|
|
|
|
|
|
|
0.94 |
|
|
|
|
|
|
1.58 |
|
|
|
|
|
|
1.29 |
|