指定化学物質等検討調査結果・本文に戻る 指定化学物質図表一覧に戻る
第4部 平成11年度指定化学物質等検討調査結果の概要 |
表13 環境残留性調査(2,4-ジアミノトルエン) |
番号 | 調査地点 | 水質 (ng/ml) 統一検出限界値: 0.1 | 底質 (μg/g-dry) 統一検出限界値: 0.003 | ||||||||
検出数/検体数 | 検体1 | 検体2 | 検体3 | 検出限界 | 検出数/検体数 | 検体1 | 検体2 | 検体3 | 検出限界 | ||
1 | 石狩川河口 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0011 |
2 | 堤川河口 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
3 | 仙台湾 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
4 | 八郎湖 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
5 | 小名浜港 | 0/3 | nd | nd | nd | 0.1 | 0/0 | ---- | ---- | ---- | 0.01 |
6 | 霞ヶ浦 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
7 | 市原・姉崎海岸 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
8 | 花見川河口 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0010 |
9 | 隅田川河口 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0020 |
10 | 多摩川河口 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0030 |
11 | 横浜港 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
12 | 信濃川下流 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.001 |
13 | 犀川河口 | 0/3 | nd | nd | nd | 0.0079 | 0/3 | nd | nd | nd | 0.0011 |
14 | 諏訪湖 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0011 |
15 | 清水港 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
16 | 名古屋港 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0017 |
17 | 四日市港 | 0/3 | nd | nd | nd | 0.01 | 0/3 | nd | nd | nd | 0.0005 |
18 | 琵琶湖唐崎沖中央 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
19 | 日本海 宮津港 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0011 |
20 | 桂川宮前橋 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
21 | 大和川河口 | 0/3 | nd | nd | nd | 0.02 | 1/3 | nd | nd | 0.029 | 0.003 |
22 | 大阪港 | 0/3 | nd | nd | nd | 0.0067 | 0/3 | nd | nd | nd | 0.00090 |
23 | 播磨灘 姫路沖 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
24 | 水島沖 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0011 |
25 | 広島湾 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
26 | 徳山湾 | 0/3 | nd | nd | nd | 0.0079 | 0/3 | nd | nd | nd | 0.0011 |
27 | 吉野川河口 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
28 | 高松港 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
29 | 四万十川河口 | 0/3 | nd | nd | nd | 0.022 | 0/3 | nd | nd | nd | 0.001 |
30 | 大牟田沖 | 0/3 | nd | nd | nd | 0.012 | 0/3 | tr(0.0020) | tr(0.0027) | tr(0.0017) | 0.0011 |
31 | 博多湾 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0011 |
32 | 洞海湾 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.003 |
33 | 伊万里湾 | 0/3 | nd | nd | nd | 0.024 | 0/3 | nd | nd | nd | 0.0017 |
34 | 長崎港 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
35 | 大淀川河口 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
36 | 五反田川五反田橋 | 0/3 | nd | nd | nd | 0.02 | 0/3 | nd | nd | nd | 0.001 |
計 | 0/108 | 最大値 最小値 幾何平均 |
nd nd 0.0099 |
0.1 0.0067 |
1/105 | 最大値 最小値 幾何平均 |
0.029 nd 0.00063 |
0.01 0.0005 |
(注)幾何平均は、ndを各地点ごとの検出限界値の1/2として算出した。