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 |
2005.04.20 |
2005.04.26 |
2005.05.11 |
2005.05.25 |
2005.06.15 |
2005.06.27 |
2005.07.20 |
2005.07.26 |
2005.08.02 |
2005.08.02 |
2005.08.02 |
2005.08.02 |
2005.08.29 |
2005.09.14 |
2005.09.20 |
2005.10.05 |
2005.10.19 |
2005.11.09 |
2005.11.21 |
2005.12.07 |
2005.12.14 |
2006.01.11 |
2006.01.18 |
2006.02.08 |
2006.02.15 |
2006.03.01 |
2006.03.08 |
採取時刻 |
1100 |
1020 |
1110 |
1010 |
1110 |
1030 |
1100 |
1005 |
0000 |
0600 |
1200 |
1800 |
1110 |
1000 |
1040 |
1045 |
1100 |
1055 |
1050 |
1035 |
1040 |
1045 |
1100 |
1115 |
1025 |
1115 |
1040 |
天候 |
曇り |
曇り |
晴れ |
晴れ |
曇り |
雨 |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
雨 |
晴れ |
晴れ |
雪 |
曇り |
曇り |
曇り |
曇り |
雪 |
曇り |
気温 (℃) |
7.8 |
15.5 |
13.7 |
17.3 |
21.2 |
21.1 |
26.3 |
24.5 |
24.3 |
23.4 |
32 |
26.7 |
27.7 |
21.9 |
22.5 |
17.1 |
18.1 |
6.7 |
7.5 |
-2.3 |
-2.1 |
2.6 |
-1.2 |
3.3 |
8.3 |
0.3 |
4.3 |
水温 (℃) |
6.5 |
8.4 |
11.2 |
12.8 |
19 |
21.5 |
21.5 |
20.4 |
22.8 |
22.2 |
24.5 |
23 |
22.8 |
20 |
19.5 |
15.5 |
15.3 |
9.5 |
6.9 |
4.8 |
2.4 |
1.2 |
1.5 |
1.5 |
4.2 |
3.2 |
4 |
流量 (m3/s) |
500.53 |
567.45 |
342.61 |
348.59 |
165.8 |
116.29 |
141.86 |
161.68 |
196.08 |
178.47 |
165.8 |
243.75 |
161.68 |
165.8 |
141.86 |
233.8 |
99.58 |
280.2 |
106.11 |
149.63 |
119.79 |
96.4 |
106.11 |
99.58 |
153.6 |
253.9 |
302.17 |
採取水深 (m) |
1.01 |
1.01 |
0.94 |
0.94 |
0.88 |
0.8 |
0.88 |
0.86 |
0.9 |
0.82 |
0.84 |
0.88 |
0.86 |
0.86 |
0.86 |
0.86 |
0.81 |
0.86 |
0.82 |
0.83 |
0.82 |
0.82 |
0.83 |
0.82 |
0.84 |
0.95 |
0.92 |
全水深 (m) |
5.05 |
5.05 |
4.7 |
4.7 |
4.4 |
4 |
4.4 |
4.3 |
4.5 |
4.1 |
4.2 |
4.4 |
4.3 |
4.3 |
4.3 |
4.3 |
4.05 |
4.3 |
4.1 |
4.15 |
4.1 |
4.1 |
4.15 |
4.1 |
4.2 |
4.75 |
4.6 |
外観 |
微白濁 |
微白濁 |
茶色 |
微白濁 |
無色澄明 |
微白濁 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
微白濁 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
茶色 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
茶色 |
無色澄明 |
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 |
pH |
7.1 |
7.1 |
7 |
7.1 |
7.5 |
7.3 |
7.5 |
7.5 |
7.4 |
7.3 |
7.6 |
7.7 |
7.5 |
7.4 |
7.7 |
7.5 |
7.7 |
7.5 |
7.2 |
7.5 |
7.5 |
7.5 |
7.4 |
7.8 |
7.4 |
7.3 |
7.5 |
DO (mg/l) |
12 |
11 |
10 |
10 |
9.6 |
7.8 |
8.7 |
8.9 |
8.2 |
7.7 |
8.7 |
8.7 |
8.9 |
8.7 |
9.2 |
10 |
10 |
10 |
12 |
12 |
13 |
15 |
14 |
14 |
12 |
13 |
13 |
BOD (mg/l) |
1.1 |
0.8 |
0.8 |
0.9 |
1.2 |
1.2 |
0.9 |
1.2 |
1 |
1.1 |
1.1 |
1.3 |
0.9 |
1.1 |
1.2 |
1.2 |
1.1 |
1.5 |
0.9 |
1.2 |
0.9 |
1 |
1.1 |
1.2 |
2.3 |
1 |
0.9 |
COD (mg/l) |
1.9 |
|
2.7 |
|
3.2 |
|
2.1 |
|
|
|
2.5 |
|
|
|
2.4 |
2.7 |
|
3.7 |
|
2.2 |
|
|
2.8 |
2.6 |
|
|
2.9 |
SS (mg/l) |
8 |
10 |
11 |
8 |
7 |
8 |
5 |
3 |
4 |
4 |
4 |
5 |
7 |
4 |
4 |
4 |
2 |
8 |
1 |
1 |
2 |
2 |
3 |
3 |
20 |
6 |
4 |
大腸菌群数 (MPN/100ml) |
1.1E+03 |
3.3E+03 |
4.9E+03 |
7.9E+03 |
1.7E+03 |
2.4E+03 |
4.9E+03 |
4.9E+03 |
1.1E+03 |
3.3E+03 |
2.2E+03 |
1.1E+03 |
7.9E+03 |
4.9E+03 |
7.0E+03 |
4.9E+03 |
7.9E+03 |
4.9E+03 |
1.1E+03 |
1.1E+03 |
7.9E+03 |
7.9E+03 |
2.2E+03 |
7.9E+03 |
1.7E+03 |
1.1E+03 |
1.3E+03 |
全窒素 (mg/l) |
|
|
0.79 |
|
|
|
1.1 |
|
|
|
|
|
|
|
0.97 |
|
|
1.1 |
|
|
|
|
1.4 |
|
|
|
1.2 |
全燐 (mg/l) |
|
|
0.083 |
|
|
|
0.08 |
|
|
|
|
|
|
|
0.076 |
|
|
0.067 |
|
|
|
|
0.068 |
|
|
|
0.044 |
全亜鉛 (mg/l) |
|
|
< 0.01 |
|
|
|
< 0.01 |
|
|
|
|
|
|
|
< 0.01 |
|
|
< 0.01 |
|
|
|
|
< 0.01 |
|
|
|
< 0.01 |
カドミウム (mg/l) |
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
全シアン (mg/l) |
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
鉛 (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 |
六価クロム (mg/l) |
|
|
|
|
|
|
< 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 |
総水銀 (mg/l) |
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
PCB (mg/l) |
|
|
|
|
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) |
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
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 |
|
|
|
|
|
|
|
|
|
テトラクロロエチレン (mg/l) |
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
ベンゼン (mg/l) |
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
亜鉛 (mg/l) |
|
|
< 0.01 |
|
|
|
< 0.01 |
|
|
|
|
|
|
|
< 0.01 |
|
|
< 0.01 |
|
|
|
|
< 0.01 |
|
|
|
< 0.01 |
鉄(溶解性) (mg/l) |
|
|
0.21 |
|
|
|
0.11 |
|
|
|
|
|
|
|
0.11 |
|
|
0.15 |
|
|
|
|
0.12 |
|
|
|
0.11 |
ふっ素 (mg/l) |
|
|
|
|
< 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 |
|
|
|
|
0.2 |
|
|
|
0.1 |
透視度 |
64 |
75 |
40 |
82 |
> 100 |
93 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
82 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
64 |
> 100 |
> 100 |
塩化物イオン (mg/l) |
|
|
7 |
|
|
|
10 |
|
|
|
|
|
|
|
9 |
|
|
12 |
|
|
|
|
11 |
|
|
|
9 |
硫酸イオン (mg/l) |
|
|
12 |
|
|
|
16 |
|
|
|
|
|
|
|
17 |
|
|
19 |
|
|
|
|
17 |
|
|
|
13 |
酸度 (mg/l) |
|
|
4 |
|
|
|
2 |
|
|
|
|
|
|
|
2 |
|
|
3 |
|
|
|
|
3 |
|
|
|
2 |
アルカリ度 (mg/l) |
|
|
14 |
|
|
|
28 |
|
|
|
|
|
|
|
28 |
|
|
28 |
|
|
|
|
34 |
|
|
|
25 |
アンチモン (mg/l) |
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ニッケル (mg/l) |
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
トリハロメタン生成能 (mg/l) |
|
|
|
|
0.041 |
|
|
|
|
|
|
|
|
|
0.042 |
|
|
0.051 |
|
|
|
|
|
0.03 |
|
|
|
鉄(2価) (mg/l) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
クロロホルム (mg/l) |
|
|
|
|
< 0.006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
トランス-1,2ジクロロエチレン (mg/l) |
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,2-ジクロロプロパン (mg/l) |
|
|
|
|
< 0.006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
p-ジクロロベンゼン (mg/l) |
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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) |
|
|
|
|
< 0.0008 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
フェノブカルブ (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) |
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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|
|
|
|
ほう素 (mg/l) |
|
|
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|
< 0.1 |
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|
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|
|
|
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< 0.1 |
|
|
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|
|
|
|
|
モリブデン (mg/l) |
|
|
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|
< 0.007 |
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|
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|
|
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|
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|
|
|
|
|
|
|
|
|
|
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
|
|
|
|
1.5 |
|
|
|
|
|
|
|
|
|
|
|
|
0.81 |
|
|
|
|
|
|
|
|
|
全マンガン (mg/l) |
|
|
|
|
0.32 |
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|
|
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|