測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
05452 |
稗貫川 |
L‐18 |
A |
測定結果
採取年月日 |
2015.04.17 |
2015.04.17 |
2015.04.17 |
2015.05.15 |
2015.05.15 |
2015.05.15 |
2015.06.12 |
2015.06.12 |
2015.06.12 |
2015.07.08 |
2015.07.08 |
2015.07.08 |
2015.08.07 |
2015.08.07 |
2015.08.07 |
2015.09.07 |
2015.09.07 |
2015.09.07 |
2015.10.07 |
2015.10.07 |
2015.10.07 |
2015.11.11 |
2015.11.11 |
2015.11.11 |
2015.12.09 |
2015.12.09 |
2015.12.09 |
2016.01.08 |
2016.01.08 |
2016.01.08 |
2016.02.03 |
2016.02.03 |
2016.02.03 |
2016.03.04 |
2016.03.04 |
2016.03.04 |
採取時刻 |
1010 |
1025 |
1050 |
1120 |
1140 |
1158 |
1145 |
1213 |
1235 |
1155 |
1210 |
1225 |
1145 |
1210 |
1235 |
1215 |
1225 |
1240 |
1145 |
1200 |
1225 |
1150 |
1205 |
1225 |
1150 |
1210 |
1230 |
1150 |
1210 |
1230 |
1150 |
1210 |
1255 |
1155 |
1220 |
1250 |
天候 |
曇り |
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 |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
雪 |
雪 |
雪 |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
気温 (℃) |
11.5 |
11.5 |
11.5 |
18.6 |
18.6 |
18.6 |
21.8 |
21.8 |
21.8 |
24.4 |
24.4 |
24.4 |
30.2 |
30.2 |
30.2 |
24.0 |
24.0 |
24.0 |
16.4 |
16.4 |
16.4 |
12.5 |
12.5 |
12.5 |
6.0 |
6.0 |
6.0 |
2.2 |
2.2 |
2.2 |
1.0 |
1.0 |
1.0 |
5.0 |
5.0 |
5.0 |
水温 (℃) |
8.7 |
4.2 |
3.7 |
13.7 |
4.6 |
4.0 |
19.2 |
4.9 |
4.1 |
21.8 |
4.9 |
4.2 |
26.5 |
5.0 |
4.3 |
5.1 |
20.8 |
4.4 |
14.4 |
5.5 |
4.6 |
10.6 |
6.1 |
4.8 |
5.5 |
5.2 |
4.8 |
2.8 |
3.3 |
3.6 |
0.7 |
2.7 |
3.5 |
1.6 |
2.6 |
3.4 |
採取水深 (m) |
0.5 |
19.0 |
38.0 |
0.5 |
19.0 |
37.0 |
0.5 |
19.0 |
37.0 |
0.5 |
19.0 |
36.0 |
0.5 |
18.0 |
36.0 |
17.0 |
0.5 |
34.0 |
0.5 |
19.0 |
37.0 |
0.5 |
19.0 |
37.0 |
0.5 |
18.0 |
35.0 |
0.5 |
19.0 |
38 |
0.5 |
19.0 |
46.5 |
0.5 |
19.0 |
46.5 |
全水深 (m) |
39.5 |
39.5 |
39.5 |
38.1 |
38.1 |
38.1 |
38.1 |
38.1 |
38.1 |
37.6 |
37.6 |
37.6 |
37.0 |
37.0 |
37.0 |
35.3 |
35.3 |
35.3 |
38.5 |
38.5 |
38.5 |
38.7 |
38.7 |
38.7 |
36.8 |
36.8 |
36.8 |
38 |
38 |
38 |
46.5 |
46.5 |
46.5 |
46.5 |
46.5 |
46.5 |
透明度 (m) |
3.4 |
|
|
3.0 |
|
|
4.0 |
|
|
3.8 |
|
|
3.8 |
|
|
|
4.0 |
|
2.1 |
|
|
3.3 |
|
|
4.0 |
|
|
4.6 |
|
|
|
|
|
|
|
|
外観 |
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 |
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 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
微黄濁 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
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 |
無色澄明 |
無色澄明 |
無色澄明 |
無色澄明 |
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 |
pH |
7.5 |
7.3 |
7.0 |
7.3 |
7.2 |
7.1 |
7.5 |
7.1 |
7.4 |
7.7 |
7.8 |
6.8 |
7.6 |
7.2 |
6.9 |
7.1 |
7.6 |
7.0 |
7.3 |
6.8 |
6.7 |
7.5 |
6.7 |
6.7 |
7.1 |
6.9 |
7.0 |
7.4 |
7.3 |
7.3 |
8.2 |
7.6 |
7.5 |
7.5 |
7.4 |
7.0 |
DO (mg/l) |
13 |
13 |
10 |
11 |
11 |
8.9 |
13 |
13 |
10 |
10 |
10 |
7.7 |
12 |
12 |
8.7 |
7.8 |
10 |
5.3 |
11 |
7.3 |
7.1 |
12 |
6.9 |
4.3 |
10 |
9.7 |
9.4 |
12 |
12 |
12 |
14 |
13 |
11 |
14 |
13 |
9.1 |
BOD (mg/l) |
1.1 |
1.3 |
< 0.5 |
3.6 |
1.1 |
1.1 |
0.8 |
< 0.5 |
0.9 |
1.6 |
0.5 |
< 0.5 |
1.0 |
< 0.5 |
0.6 |
< 0.5 |
0.6 |
< 0.5 |
0.8 |
< 0.5 |
< 0.5 |
1.0 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
< 0.5 |
0.7 |
< 0.5 |
< 0.5 |
COD (mg/l) |
1.8 |
1.7 |
1.4 |
2.2 |
1.6 |
1.6 |
1.6 |
1.8 |
1.8 |
2.4 |
1.5 |
1.4 |
2.4 |
1.7 |
1.4 |
1.5 |
2.5 |
1.5 |
3.0 |
1.5 |
1.3 |
2.3 |
1.4 |
1.7 |
1.4 |
1.7 |
1.8 |
1.3 |
1.4 |
1.5 |
1.2 |
1.4 |
1.2 |
1.5 |
1.3 |
1.5 |
SS (mg/l) |
1 |
< 1 |
< 1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
1 |
< 1 |
< 1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
大腸菌群数 (MPN/100ml) |
33 |
4.5 |
6.8 |
7.8 |
7.8 |
2.0 |
23 |
2.0 |
17 |
2.0 |
4.5 |
< 2.0 |
22 |
79 |
110 |
70 |
79 |
110 |
270 |
270 |
330 |
110 |
4.5 |
17 |
33 |
17 |
13 |
33 |
17 |
49 |
4.5 |
2.0 |
< 1.8 |
7.8 |
49 |
< 1.8 |
全窒素 (mg/l) |
0.39 |
0.55 |
0.58 |
0.40 |
0.50 |
0.53 |
0.38 |
0.57 |
0.37 |
0.43 |
0.61 |
0.70 |
0.35 |
0.40 |
0.59 |
0.57 |
0.32 |
0.72 |
0.64 |
0.51 |
0.53 |
0.47 |
0.60 |
0.65 |
0.40 |
0.46 |
0.45 |
0.37 |
0.36 |
0.39 |
0.46 |
0.41 |
0.41 |
0.40 |
0.43 |
0.40 |
全燐 (mg/l) |
0.003 |
0.006 |
0.002 |
0.011 |
0.007 |
0.006 |
0.007 |
0.007 |
0.008 |
0.012 |
0.008 |
0.004 |
0.005 |
0.005 |
0.008 |
0.009 |
0.012 |
0.009 |
0.019 |
0.007 |
0.006 |
0.012 |
< 0.002 |
0.013 |
0.004 |
0.006 |
0.008 |
0.007 |
0.007 |
0.008 |
0.012 |
0.010 |
0.005 |
0.006 |
0.005 |
0.004 |
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.10 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
六価クロム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
砒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
総水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アルキル水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
N |
|
|
|
|
|
|
|
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|
|
|
|
PCB (mg/l) |
|
|
|
|
|
|
|
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|
|
|
|
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ジクロロメタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
四塩化炭素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,2-ジクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0004 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
1,1-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
シス-1,2-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.004 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1,1-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1,2-トリクロロエタン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
トリクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
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|
|
|
テトラクロロエチレン (mg/l) |
|
|
|
|
|
|
|
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|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
1,3-ジクロロプロペン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
チウラム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0006 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
シマジン (mg/l) |
|
|
|
|
|
|
|
|
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|
|
< 0.0003 |
|
|
|
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|
|
|
|
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|
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|
|
|
|
|
|
|
|
|
|
チオベンカルブ (mg/l) |
|
|
|
|
|
|
|
|
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|
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< 0.0003 |
|
|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
ベンゼン (mg/l) |
|
|
|
|
|
|
|
|
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|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
セレン (mg/l) |
|
|
|
|
|
|
|
|
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|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
亜硝酸性窒素 (mg/l) |
< 0.002 |
0.002 |
< 0.002 |
0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
0.006 |
0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
0.002 |
0.003 |
0.003 |
< 0.002 |
0.002 |
< 0.002 |
< 0.002 |
0.002 |
0.002 |
アンモニア性窒素 (mg/l) |
0.03 |
< 0.01 |
< 0.01 |
0.10 |
0.01 |
0.01 |
0.10 |
0.05 |
0.07 |
0.01 |
< 0.01 |
< 0.01 |
0.03 |
0.01 |
0.02 |
< 0.01 |
0.02 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
0.06 |
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 |
0.02 |
クロロフィル-a (ug/l) |
2 |
< 1 |
< 1 |
4 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
1 |
2 |
3 |
3 |
1 |
< 1 |
< 1 |
1 |
< 1 |
1 |
< 1 |
< 1 |
1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
< 1 |
2 |
< 1 |
2 |
3 |
< 1 |
2 |
硝酸性窒素及び亜硝酸性窒素 (mg/l) |
0.27 |
0.52 |
0.51 |
0.24 |
0.46 |
0.51 |
0.23 |
0.45 |
0.23 |
0.17 |
0.41 |
0.48 |
0.15 |
0.32 |
0.50 |
0.43 |
0.13 |
0.49 |
0.30 |
0.45 |
0.48 |
0.23 |
0.47 |
0.48 |
0.31 |
0.36 |
0.33 |
0.31 |
0.31 |
0.32 |
0.28 |
0.31 |
0.32 |
0.31 |
0.35 |
0.36 |
オルトリン酸態リン (mg/l) |
0.002 |
< 0.002 |
0.002 |
0.003 |
< 0.002 |
0.003 |
0.003 |
0.003 |
0.004 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
0.002 |
< 0.002 |
0.002 |
< 0.002 |
0.006 |
0.003 |
0.003 |
0.003 |
< 0.002 |
0.003 |
< 0.002 |
< 0.002 |
0.003 |
< 0.002 |
< 0.002 |
< 0.002 |
0.002 |
0.004 |
0.003 |
0.002 |
0.002 |
0.002 |