測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
01954 |
北上川(4) |
北上川橋 |
A |
測定結果
採取年月日 |
2009.04.16 |
2009.04.21 |
2009.05.13 |
2009.05.26 |
2009.06.07 |
2009.06.16 |
2009.07.01 |
2009.08.04 |
2009.08.04 |
2009.08.04 |
2009.08.04 |
2009.08.12 |
2009.08.26 |
2009.09.02 |
2009.09.16 |
2009.10.07 |
2009.10.21 |
2009.11.04 |
2009.11.19 |
2009.12.02 |
2009.12.16 |
2010.01.13 |
2010.01.20 |
2010.02.02 |
2010.02.17 |
2010.03.10 |
2010.03.17 |
採取時刻 |
1230 |
1327 |
1303 |
1205 |
1230 |
1140 |
1314 |
0000 |
0600 |
1200 |
1800 |
1140 |
1300 |
1240 |
1215 |
1207 |
1146 |
1257 |
1200 |
1150 |
1210 |
1322 |
1215 |
1158 |
1200 |
1255 |
1205 |
天候 |
晴れ |
曇り |
晴れ |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
曇り |
晴れ |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
晴れ |
曇り |
曇り |
晴れ |
気温 (℃) |
14.8 |
12.2 |
17.5 |
22.8 |
23.5 |
20.8 |
22.5 |
20 |
20.5 |
28.3 |
24.3 |
28.1 |
23.9 |
23 |
25.7 |
21.7 |
20.4 |
15.2 |
9.2 |
11.8 |
3 |
4.3 |
5.1 |
4.5 |
1.8 |
3.2 |
3.2 |
水温 (℃) |
9.8 |
10.3 |
14 |
16.1 |
16.5 |
18 |
21.4 |
21.1 |
20.8 |
21.2 |
21.8 |
22.6 |
22 |
20 |
19.7 |
18 |
13.8 |
10.5 |
8.1 |
7.8 |
4.9 |
3.5 |
3.1 |
3.9 |
2.9 |
3.2 |
5 |
流量 (m3/s) |
589.86 |
417.24 |
259.36 |
250.26 |
675.86 |
257.07 |
173.79 |
415.36 |
403.82 |
370.19 |
351.24 |
362.01 |
195.08 |
427.28 |
183.32 |
114.26 |
138.25 |
125.17 |
462.32 |
230.38 |
261.66 |
183.32 |
173.79 |
221.81 |
179.48 |
325.04 |
541.06 |
採取水深 (m) |
1.12 |
0.98 |
0.82 |
0.82 |
1.18 |
0.84 |
0.75 |
0.95 |
0.94 |
0.92 |
0.9 |
0.92 |
0.78 |
0.96 |
0.76 |
0.69 |
0.7 |
0.69 |
1 |
0.81 |
0.83 |
0.76 |
0.75 |
0.8 |
0.75 |
0.88 |
1.06 |
全水深 (m) |
5.6 |
4.9 |
4.1 |
4.1 |
5.9 |
4.2 |
3.75 |
4.75 |
4.71 |
4.59 |
4.52 |
4.6 |
3.9 |
4.8 |
3.8 |
3.45 |
3.5 |
3.45 |
5 |
4.05 |
4.15 |
3.8 |
3.73 |
4 |
3.75 |
4.4 |
5.3 |
外観 |
茶色 |
無色澄明 |
微白濁 |
茶色 |
茶濁 |
茶色 |
微白濁 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
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 |
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 |
無色澄明 |
微茶濁 |
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 |
7.4 |
7.3 |
7.3 |
7.3 |
7.4 |
7.4 |
7.4 |
7.4 |
7.3 |
7.3 |
7.4 |
7.6 |
7.5 |
7.6 |
7.7 |
7.5 |
7.6 |
7.4 |
7.5 |
7.4 |
7.5 |
7.3 |
7.4 |
7.3 |
7.3 |
7.2 |
DO (mg/l) |
11 |
10 |
9.8 |
9.5 |
9.1 |
9.1 |
8.1 |
8.6 |
8.5 |
8.5 |
8.5 |
8.2 |
8.7 |
8.7 |
9.0 |
9.3 |
10 |
11 |
11 |
12 |
12 |
13 |
13 |
13 |
14 |
12 |
12 |
BOD (mg/l) |
0.9 |
0.8 |
1.0 |
1.2 |
1.4 |
1.2 |
1.2 |
1.0 |
1.0 |
1.0 |
1.0 |
1.3 |
0.9 |
1.1 |
1.1 |
1.1 |
1.0 |
0.7 |
1.1 |
1.1 |
0.8 |
0.8 |
1.0 |
1.0 |
0.8 |
1.0 |
1.2 |
COD (mg/l) |
|
1.9 |
2.8 |
|
4.8 |
|
3.8 |
|
|
2.5 |
|
|
|
3.7 |
|
2.3 |
|
2.1 |
|
2.0 |
|
2.2 |
|
|
2.2 |
2.0 |
|
SS (mg/l) |
17 |
6 |
10 |
6 |
33 |
7 |
12 |
6 |
6 |
6 |
7 |
7 |
4 |
8 |
3 |
3 |
5 |
2 |
7 |
1 |
1 |
2 |
2 |
3 |
3 |
4 |
18 |
大腸菌群数 (MPN/100ml) |
1.1E+03 |
2.4E+03 |
7.9E+03 |
1.3E+03 |
7.9E+03 |
4.9E+03 |
1.3E+04 |
4.9E+03 |
3.3E+03 |
3.3E+03 |
4.9E+03 |
2.4E+04 |
2.4E+03 |
7.9E+03 |
2.4E+03 |
3.3E+03 |
1.3E+03 |
7.9E+02 |
1.1E+03 |
3.3E+02 |
3.3E+02 |
3.3E+02 |
7.9E+02 |
4.6E+03 |
4.9E+02 |
4.6E+02 |
1.7E+03 |
全窒素 (mg/l) |
|
|
0.92 |
|
|
|
1.2 |
|
|
|
|
|
|
0.89 |
|
|
|
0.82 |
|
|
|
1.0 |
|
|
|
1.0 |
|
全燐 (mg/l) |
|
|
0.062 |
|
|
|
0.072 |
|
|
|
|
|
|
0.054 |
|
|
|
0.042 |
|
|
|
0.027 |
|
|
|
0.026 |
|
全亜鉛 (mg/l) |
|
0.005 |
< 0.005 |
|
0.012 |
|
0.005 |
|
|
0.007 |
|
|
|
0.006 |
|
< 0.005 |
|
< 0.005 |
|
< 0.005 |
|
0.005 |
|
0.003 |
|
0.005 |
|
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) |
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
< 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 |
|
|
|
|
|
|
|
|
|
テトラクロロエチレン (mg/l) |
|
|
|
|
< 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 |
|
|
|
|
|
|
|
|
|
フェノール類 (mg/l) |
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
鉄(溶解性) (mg/l) |
|
|
0.1 |
|
|
|
< 0.1 |
|
|
|
|
|
|
0.1 |
|
|
|
0.1 |
|
|
|
< 0.1 |
|
|
|
< 0.1 |
|
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 |
|
|
|
< 0.1 |
|
|
|
< 0.1 |
|
透視度 |
61 |
> 100 |
60 |
82 |
32 |
82 |
87 |
> 100 |
> 100 |
> 100 |
> 100 |
76 |
> 100 |
90 |
> 100 |
> 100 |
> 100 |
> 100 |
84 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
> 100 |
61 |
塩化物イオン (mg/l) |
|
|
8 |
|
|
|
11 |
|
|
|
|
|
|
7 |
|
|
|
10 |
|
|
|
12 |
|
|
|
19 |
|
硫酸イオン (mg/l) |
|
|
15 |
|
|
|
21 |
|
|
|
|
|
|
14 |
|
|
|
19 |
|
|
|
19 |
|
|
|
26 |
|
酸度 (mg/l) |
|
|
2 |
|
|
|
3 |
|
|
|
|
|
|
2 |
|
|
|
2 |
|
|
|
3 |
|
|
|
3 |
|
アルカリ度 (mg/l) |
|
|
21 |
|
|
|
34 |
|
|
|
|
|
|
29 |
|
|
|
30 |
|
|
|
30 |
|
|
|
29 |
|
アンチモン (mg/l) |
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ニッケル (mg/l) |
|
|
|
|
0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
|
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クロルニトロフェン (mg/l) |
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0.0002 |
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トルエン (mg/l) |
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< 0.06 |
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キシレン (mg/l) |
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< 0.004 |
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フタル酸ジエチルヘキシル (mg/l) |
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< 0.006 |
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ほう素 (mg/l) |
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< 0.1 |
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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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硝酸性窒素及び亜硝酸性窒素 (mg/l) |
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0.57 |
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0.62 |
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ホルムアルデヒド (mg/l) |
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< 0.003 |
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塩化ビニルモノマー (mg/l) |
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< 0.0002 |
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エピクロロヒドリン (mg/l) |
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< 0.00003 |
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1,4-ジオキサン (mg/l) |
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< 0.005 |
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ウラン (mg/l) |
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< 0.0002 |
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全マンガン (mg/l) |
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< 0.05 |
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