測定対象
地点統一番号 |
水域名 |
地点名 |
環境基準類型 |
26002 |
鷹生川 |
L-23(鷹生ダム貯水池) |
|
測定結果
採取年月日 |
2018.04.18 |
2018.04.18 |
2018.04.18 |
2018.05.16 |
2018.05.16 |
2018.05.16 |
2018.06.13 |
2018.06.13 |
2018.06.13 |
2018.07.11 |
2018.07.11 |
2018.07.11 |
2018.08.22 |
2018.08.22 |
2018.08.22 |
2018.09.12 |
2018.09.12 |
2018.09.12 |
2018.10.11 |
2018.10.11 |
2018.10.11 |
2018.11.14 |
2018.11.14 |
2018.11.14 |
2018.12.12 |
2018.12.12 |
2018.12.12 |
2019.01.09 |
2019.01.09 |
2019.01.09 |
2019.02.05 |
2019.02.05 |
2019.02.05 |
2019.03.05 |
2019.03.05 |
2019.03.05 |
採取時刻 |
1055 |
1103 |
1111 |
1050 |
1100 |
1110 |
1017 |
1021 |
1029 |
1010 |
1019 |
1031 |
1045 |
1055 |
1103 |
1024 |
1035 |
1044 |
1010 |
1016 |
1022 |
1040 |
1045 |
1050 |
1010 |
1015 |
1020 |
1120 |
1125 |
1130 |
0924 |
0935 |
0947 |
1236 |
1240 |
1243 |
天候 |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
曇り |
曇り |
曇り |
晴れ |
晴れ |
晴れ |
雨 |
雨 |
雨 |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
晴れ |
気温 (℃) |
11.0 |
11.0 |
11.0 |
25.3 |
25.3 |
25.3 |
17.0 |
17.0 |
17.0 |
22.4 |
22.4 |
22.4 |
28.0 |
28.0 |
28.0 |
19.8 |
19.8 |
19.8 |
18.5 |
18.5 |
18.5 |
12.0 |
12.0 |
12.0 |
4.0 |
4.0 |
4.0 |
1.6 |
1.6 |
1.6 |
0.5 |
0.5 |
0.5 |
8.5 |
8.5 |
8.5 |
水温 (℃) |
9.5 |
6.5 |
5.5 |
15.4 |
8.6 |
7.4 |
17.5 |
8.1 |
6.2 |
23.3 |
9.4 |
6.9 |
25.0 |
10.0 |
9.0 |
19.7 |
17.8 |
7.2 |
17.0 |
15.0 |
6.9 |
11.2 |
10.6 |
6.5 |
5.9 |
5.8 |
5.6 |
1.6 |
2.3 |
2.9 |
1.5 |
1.6 |
1.7 |
4.6 |
3.4 |
3.3 |
採取水深 (m) |
0.50 |
17.0 |
33.1 |
0.50 |
16.7 |
32.3 |
0.50 |
15.7 |
30.5 |
0.50 |
15.0 |
29.0 |
0.50 |
16.1 |
31.1 |
0.50 |
16.5 |
32.0 |
0.50 |
17.1 |
33.1 |
0.50 |
16.8 |
32.6 |
0.50 |
17.2 |
33.2 |
0.50 |
16.1 |
31.2 |
0.50 |
14.6 |
28.2 |
0.50 |
13.3 |
25.5 |
全水深 (m) |
34.1 |
34.1 |
34.1 |
33.3 |
33.3 |
33.3 |
31.5 |
31.5 |
31.5 |
30.0 |
30.0 |
30.0 |
32.1 |
32.1 |
32.1 |
33.0 |
33.0 |
33.0 |
34.1 |
34.1 |
34.1 |
33.6 |
33.6 |
33.6 |
34.2 |
34.2 |
34.2 |
32.2 |
32.2 |
32.2 |
29.2 |
29.2 |
29.2 |
26.5 |
26.5 |
26.5 |
透明度 (m) |
4.5 |
4.5 |
4.5 |
4.0 |
4.0 |
4.0 |
3.5 |
3.5 |
3.5 |
4.5 |
4.5 |
4.5 |
3.8 |
3.8 |
3.8 |
3.0 |
3.0 |
3.0 |
3.5 |
3.5 |
3.5 |
4.5 |
4.5 |
4.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.5 |
3.0 |
3.0 |
3.0 |
前日までの降雨状況 |
3日前雨 |
3日前雨 |
3日前雨 |
前々日雨 |
前々日雨 |
前々日雨 |
前日雨 |
前日雨 |
前日雨 |
4日前大雨 |
4日前大雨 |
4日前大雨 |
6日前大雨 |
6日前大雨 |
6日前大雨 |
前々日雨 |
前々日雨 |
前々日雨 |
前日小雨 |
前日小雨 |
前日小雨 |
5日前大雨 |
5日前大雨 |
5日前大雨 |
5日前雨 |
5日前雨 |
5日前雨 |
なし |
なし |
なし |
前日雨 |
前日雨 |
前日雨 |
なし |
なし |
なし |
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 |
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 |
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 |
7.4 |
7.1 |
7.1 |
7.5 |
7.0 |
6.9 |
7.5 |
7.0 |
7.0 |
7.5 |
6.8 |
6.9 |
7.5 |
6.7 |
6.8 |
7.5 |
6.9 |
6.8 |
7.5 |
6.6 |
6.6 |
7.2 |
7.2 |
6.8 |
7.2 |
7.1 |
7.1 |
7.1 |
7.1 |
7.1 |
7.3 |
7.2 |
7.2 |
7.2 |
7.2 |
7.2 |
DO (mg/l) |
11 |
10 |
10 |
9.9 |
9.4 |
9.4 |
9.5 |
8.1 |
7.0 |
9.1 |
8.1 |
7.3 |
8.9 |
4.5 |
5.0 |
9.1 |
3.7 |
1.0 |
9.7 |
0.5 |
0.6 |
9.8 |
9.3 |
0.5 |
10 |
10 |
10 |
12 |
12 |
11 |
12 |
12 |
12 |
11 |
11 |
11 |
BOD (mg/l) |
1.2 |
1.2 |
1.2 |
1.2 |
1.0 |
1.3 |
1.9 |
1.0 |
1.1 |
1.9 |
1.0 |
0.9 |
3.0 |
1.1 |
1.6 |
2.6 |
3.7 |
0.9 |
1.2 |
0.8 |
1.4 |
1.2 |
1.5 |
1.9 |
1.1 |
1.0 |
1.0 |
1.6 |
1.4 |
1.6 |
1.3 |
1.3 |
1.6 |
1.4 |
1.5 |
1.7 |
COD (mg/l) |
1.7 |
1.7 |
1.7 |
2.2 |
1.5 |
1.8 |
2.3 |
1.9 |
2.1 |
2.7 |
2.1 |
1.7 |
3.5 |
1.9 |
2.3 |
3.1 |
3.1 |
3.1 |
3.1 |
2.1 |
3.5 |
2.5 |
2.3 |
3.6 |
2.0 |
1.8 |
2.0 |
1.6 |
1.4 |
1.6 |
1.7 |
1.7 |
1.9 |
1.5 |
1.5 |
1.7 |
SS (mg/l) |
1 |
1 |
3 |
1 |
1 |
1 |
1 |
1 |
3 |
1 |
1 |
1 |
2 |
1 |
3 |
1 |
1 |
4 |
1 |
1 |
10 |
2 |
1 |
6 |
1 |
1 |
2 |
< 1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
大腸菌群数 (MPN/100ml) |
1.1E+01 |
1.3E+01 |
1.3E+01 |
7.0E+00 |
2.0E+00 |
4.0E+00 |
3.3E+01 |
8.0E+00 |
8.0E+00 |
3.5E+02 |
4.9E+01 |
1.7E+01 |
1.7E+03 |
1.3E+02 |
1.3E+02 |
7.9E+02 |
2.4E+03 |
4.9E+02 |
1.3E+02 |
3.5E+02 |
5.4E+02 |
1.1E+02 |
2.2E+02 |
4.9E+01 |
1.1E+01 |
4.0E+00 |
1.3E+01 |
2.0E+00 |
< 2.0E+00 |
< 2.0E+00 |
< 2.0E+00 |
4.0E+00 |
4.0E+00 |
< 2.0E+00 |
2.0E+00 |
< 2.0E+00 |
全窒素 (mg/l) |
0.19 |
0.26 |
0.33 |
0.21 |
0.31 |
0.39 |
0.22 |
0.44 |
0.30 |
0.35 |
0.47 |
0.56 |
0.42 |
0.49 |
0.69 |
0.32 |
0.37 |
0.56 |
0.33 |
0.50 |
0.93 |
0.30 |
0.29 |
1.0 |
0.32 |
0.30 |
0.31 |
0.29 |
0.28 |
0.30 |
0.30 |
0.30 |
0.29 |
0.31 |
0.31 |
0.31 |
全燐 (mg/l) |
0.005 |
0.006 |
0.010 |
0.005 |
0.004 |
0.006 |
0.009 |
0.004 |
0.008 |
0.009 |
0.005 |
0.006 |
0.007 |
0.011 |
0.009 |
0.015 |
0.014 |
0.025 |
0.009 |
0.007 |
0.026 |
0.007 |
0.005 |
0.025 |
0.005 |
0.005 |
0.008 |
0.004 |
0.006 |
0.005 |
0.006 |
0.007 |
0.007 |
0.005 |
0.005 |
0.005 |
カドミウム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
全シアン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.01 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
鉛 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
六価クロム (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
砒素 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
総水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
アルキル水銀 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
PCB (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,1-ジクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
テトラクロロエチレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.0003 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
チオベンカルブ (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ベンゼン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.001 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
セレン (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
< 0.002 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
クロロフィル-a (ug/l) |
1.3 |
|
|
3.4 |
|
|
4.3 |
|
|
4.7 |
|
|
1.3 |
|
|
4.3 |
|
|
9.5 |
|
|
1.9 |
|
|
1.3 |
|
|
1.3 |
|
|
1.0 |
|
|
1.1 |
|
|
総硬度 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
0.062 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
トリハロメタン生成能 (mg/l) |
|
|
|
|
|
|
|
|
|
|
|
|
0.062 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
プランクトン(優占種) |
|
|
|
Dinobryon |
|
|
246 |
|
|
Radiococca |
|
|
996 |
|
|
996 |
|
|
黄金色藻網 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|