{
  "fields": [{"id":"_id","type":"int"},{"id":"調査物質","type":"text"},{"id":"単位","type":"text"},{"id":"調査地点","type":"text"},{"id":"Ｈ21","type":"text"},{"id":"Ｈ22","type":"text"},{"id":"Ｈ23","type":"text"},{"id":"Ｈ24","type":"text"},{"id":"Ｈ25","type":"text"},{"id":"Ｈ26","type":"text"},{"id":"Ｈ27","type":"text"},{"id":"Ｈ28","type":"text"},{"id":"Ｈ29","type":"text"},{"id":"H30","type":"text"},{"id":"環境基準","type":"text"}],
  "records": [
    [1,"ベンゼン","μg/m3","上下水道局北営業所","1.2","1","1.4","1.2","1.1","1.2","1.1","1.1","－","－","3以下"],
    [2,"ベンゼン","μg/m3","会所町","－","－","－","－","－","－","－","－","0.95","0.96","3以下"],
    [3,"ベンゼン","μg/m3","富田支所","1.2","1","1.3","1.2","1.2","1.2","1.1","1","0.87","0.9","3以下"],
    [4,"ベンゼン","μg/m3","港陽","1.2","0.97","1.4","1.2","1.2","1.3","1.1","1","0.91","0.9","3以下"],
    [5,"ベンゼン","μg/m3","野跡小学校","－","－","－","－","－","－","－","－","1.1","1","3以下"],
    [6,"ベンゼン","μg/m3","白水小学校","1.2","1","1.5","1.4","1.2","1.3","1.2","1.1","1.1","1.1","3以下"],
    [7,"ベンゼン","μg/m3","東桜","1.2","－","－","－","－","－","－","－","－","－","3以下"],
    [8,"ベンゼン","μg/m3","本地通","－","1.1","1.8","1.6","1.5","1.5","1.2","1.1","1.2","1.4","3以下"],
    [9,"ベンゼン","μg/m3","元塩公園","－","－","－","－","－","－","－","－","1.1","0.98","3以下"],
    [10,"トリクロロエチレン","μg/m3","上下水道局北営業所","0.64","0.53","0.67","0.57","0.42","0.57","0.39","0.4","－","－","130以下"],
    [11,"トリクロロエチレン","μg/m3","会所町","－","－","－","－","－","－","－","－","0.4","0.55","130以下"],
    [12,"トリクロロエチレン","μg/m3","富田支所","0.74","0.67","0.88","0.79","0.41","0.74","0.6","0.5","0.52","0.65","130以下"],
    [13,"トリクロロエチレン","μg/m3","港陽","1.7","1.8","2.6","1.6","1.2","1.5","1.2","1.6","1.9","1.6","130以下"],
    [14,"トリクロロエチレン","μg/m3","野跡小学校","－","－","－","－","－","－","－","－","1.4","1.7","130以下"],
    [15,"トリクロロエチレン","μg/m3","白水小学校","0.97","0.92","1.2","0.92","0.98","0.89","0.65","0.73","0.78","0.84","130以下"],
    [16,"トリクロロエチレン","μg/m3","","0.51","－","－","－","－","－","－","－","－","－","130以下"],
    [17,"トリクロロエチレン","μg/m3","本地通","－","1.2","1.5","2.3","1.9","2.4","1.3","1","1.4","2.4","130以下"],
    [18,"トリクロロエチレン","μg/m3","元塩公園","－","－","－","－","－","－","－","－","0.76","0.95","130以下"],
    [19,"テトラクロロエチレン","μg/m3","上下水道局北営業所","0.52","0.47","0.64","0.41","0.53","0.28","0.23","0.28","－","－","200以下"],
    [20,"テトラクロロエチレン","μg/m3","会所町","－","－","－","－","－","－","－","－","0.17","0.15","200以下"],
    [21,"テトラクロロエチレン","μg/m3","富田支所","0.19","0.15","0.14","0.2","0.11","0.13","0.1","0.09","0.1","0.13","200以下"],
    [22,"テトラクロロエチレン","μg/m3","港陽","0.46","0.41","0.47","0.54","0.51","0.3","0.17","0.17","0.21","0.19","200以下"],
    [23,"テトラクロロエチレン","μg/m3","野跡小学校","－","－","－","－","－","－","－","－","0.19","0.17","200以下"],
    [24,"テトラクロロエチレン","μg/m3","白水小学校","0.87","1.3","1.5","0.94","0.64","0.29","0.17","0.27","0.36","0.27","200以下"],
    [25,"テトラクロロエチレン","μg/m3","東桜","0.67","－","－","－","－","－","－","－","－","－","200以下"],
    [26,"テトラクロロエチレン","μg/m3","本地通","－","0.47","0.42","0.53","0.27","0.31","0.2","0.21","0.21","0.26","200以下"],
    [27,"テトラクロロエチレン","μg/m3","元塩公園","－","－","－","－","－","－","－","－","0.33","0.26","200以下"],
    [28,"ジクロロメタン","μg/m3","上下水道局北営業所","3.5","3.7","3.4","6.2","2.8","5.3","2.3","3.1","－","－","150以下"],
    [29,"ジクロロメタン","μg/m3","会所町","－","－","－","－","－","－","－","－","2.3","2.6","150以下"],
    [30,"ジクロロメタン","μg/m3","富田支所","2.4","2.1","2","3.5","2.1","3.4","1.9","2.3","1.9","1.9","150以下"],
    [31,"ジクロロメタン","μg/m3","港陽","2.5","2.3","2.1","3.6","2.2","3.6","1.4","1.9","2.1","2.6","150以下"],
    [32,"ジクロロメタン","μg/m3","野跡小学校","－","－","－","－","－","－","－","－","2.3","3.4","150以下"],
    [33,"ジクロロメタン","μg/m3","白水小学校","2.6","2.3","2.5","5.2","2.9","5.1","2.5","2.4","2.4","3.8","150以下"],
    [34,"ジクロロメタン","μg/m3","東桜","2.7","－","－","－","－","－","－","－","－","－","150以下"],
    [35,"ジクロロメタン","μg/m3","本地通","－","4.7","4.3","7.3","5.2","5.1","2.7","4.2","4.7","4.6","150以下"],
    [36,"ジクロロメタン","μg/m3","元塩公園","－","－","－","－","－","－","－","－","3.1","4.5","150以下"],
    [37,"注１　調査地点ごとの年平均値は測定値を算術平均して求め、測定値が検出下限値未満の場合は、検出下限値の1/2として年平均値の算出に用いた。","","","","","","","","","","","","",""],
    [38,"注２　本地通は、平成21年度までの東桜（東区東桜二丁目１００３）に替えて測定を開始した。","","","","","","","","","","","","",""],
    [39,"注３　会所町は、平成28年度までの上下水道局北営業所（北区田幡二丁目4-5）に替えて測定を開始した。","","","","","","","","","","","","",""],
    [40,"注４　平成29年度より、野跡小学校、元塩公園で新たに測定を開始した。","","","","","","","","","","","","",""],
    [41,"注５　トリクロロエチレンの環境基準は、平成30年11月に200μｇ/m3から130μｇ/m3へ改定された。","","","","","","","","","","","","",""]
]}