{
  "fields": [{"id":"_id","type":"int"},{"id":"id","type":"text"},{"id":"type","type":"text"},{"id":"administrator","type":"text"},{"id":"catchmentArea","type":"text"},{"id":"completionYear","type":"text"},{"id":"constructionStartYear","type":"text"},{"id":"constructionType","type":"text"},{"id":"crestLength","type":"numeric"},{"id":"effectiveStorageCapacity","type":"numeric"},{"id":"floodedArea","type":"numeric"},{"id":"height","type":"numeric"},{"id":"location","type":"text"},{"id":"locationName","type":"text"},{"id":"name","type":"text"},{"id":"purpose","type":"text"},{"id":"riverName","type":"text"},{"id":"riverSystem","type":"text"},{"id":"totalStorageCapacity","type":"numeric"},{"id":"volume","type":"numeric"}],
  "records": [
    [1,"urn:ngsi-v2:DamSpec:01","DamSpec","栃木県","125","S34","S29","重力式コンクリート",25.1,22800,11.4,6.4,"{\"type\":\"Point\",\"coordinates\":[139.4991469,36.7387131]}","日光市","中禅寺ダム","洪水調節、正常流量、発電","大谷川","利根川",25100,1886],
    [2,"urn:ngsi-v2:DamSpec:02","DamSpec","栃木県","24.8","S42","S37","重力式コンクリート",116,3500,0.28,43.5,"{\"type\":\"Point\",\"coordinates\":[139.808202,36.816809]}","塩谷町","西荒川ダム","洪水調節、正常流量","西荒川","那珂川",4300,41000],
    [3,"urn:ngsi-v2:DamSpec:03","DamSpec","栃木県","119.5","S53","S44","重力式コンクリート",240,5760,0.41,60,"{\"type\":\"Point\",\"coordinates\":[139.884578,36.951775]}","那須塩原市","塩原ダム","洪水調節、正常流量、かんがい用水","箒川","那珂川",8760,115000],
    [4,"urn:ngsi-v2:DamSpec:04","DamSpec","栃木県","11.5","S59","S47","センターコア型ロックフィル",260,2155,0.16,62.2,"{\"type\":\"Point\",\"coordinates\":[139.864231,36.847578]}","矢板市","寺山ダム","洪水調節、正常流量、水道用水","宮川","那珂川",2555,1350000],
    [5,"urn:ngsi-v2:DamSpec:05","DamSpec","栃木県","21.0（内尚仁沢7.0）","H1","S49","重力式コンクリート",276,5330,0.37,70,"{\"type\":\"Point\",\"coordinates\":[139.828524,36.847112]}","塩谷町","東荒川ダム","洪水調節、正常流量、かんがい用水、水道用水、発電","荒川","那珂川",6100,210000],
    [6,"urn:ngsi-v2:DamSpec:06","DamSpec","栃木県","4","H7","S56","重力式コンクリート",228,1800,0.113,56,"{\"type\":\"Point\",\"coordinates\":[139.424899,36.426457]}","足利市","松田川ダム","洪水調節、正常流量、水道用水","松田川","利根川",1900,166400],
    [7,"urn:ngsi-v2:DamSpec:07","DamSpec","栃木県","13.9","H15","S59","重力式コンクリート",97.5,829,0.075,48.5,"{\"type\":\"Point\",\"coordinates\":[139.549541,36.955054]}","日光市","三河沢ダム","洪水調節、正常流量、水道用水","三河沢川","利根川",899,57500],
    [8,"urn:ngsi-v2:DamSpec:11","DamSpec","国交省","169.2","S31","S16","重力式コンクリート",267,46000,3.1,112,"{\"type\":\"Point\",\"coordinates\":[139.705497,36.902916]}","日光市","五十里ダム","洪水調節、正常流量、発電","男鹿川","利根川",55000,468000],
    [9,"urn:ngsi-v2:DamSpec:12","DamSpec","国交省","179.4","S41","S32","アーチ式コンクリート",131,73100,2.59,117,"{\"type\":\"Point\",\"coordinates\":[139.520114,36.877979]}","日光市","川俣ダム","洪水調節、正常流量、発電","鬼怒川","利根川",87600,167500],
    [10,"urn:ngsi-v2:DamSpec:13","DamSpec","国交省","323.6（川俣ダム関係除144.2）","S58","S43","アーチ式コンクリート",320,76000,2.2,140,"{\"type\":\"Point\",\"coordinates\":[139.692848,36.898981]}","日光市","川治ダム","洪水調節、正常流量、かんがい用水、水道用水、工業用水","鬼怒川","利根川",83000,700000],
    [11,"urn:ngsi-v2:DamSpec:14","DamSpec","国交省","102","H24","S57","重力式コンクリート",320,72000,1.98,119,"{\"type\":\"Point\",\"coordinates\":[139.662915,36.936515]}","日光市","湯西川ダム","洪水調節、正常流量、かんがい用水、水道用水、工業用水","湯西川","利根川",75000,1060000],
    [12,"urn:ngsi-v2:DamSpec:15","DamSpec","国交省","8588","H14","S48","堀込式貯水池",null,26400,4.5,null,"{\"type\":\"Point\",\"coordinates\":[139.674385,36.215237]}","栃木市、小山市、野木町他","渡良瀬遊水地","洪水調節、正常流量、水道用水","渡良瀬川","利根川",26400,null],
    [13,"urn:ngsi-v2:DamSpec:21","DamSpec","水資源機構","254","S51","S41","重力式コンクリート",405,50500,1.7,140,"{\"type\":\"Point\",\"coordinates\":[139.372318,36.542341]}","群馬県みどり市","草木ダム","洪水調節、正常流量、かんがい用水、水道用水、工業用水、発電","渡良瀬川","利根川",60500,1321000],
    [14,"urn:ngsi-v2:DamSpec:22","DamSpec","水資源機構","139.3（内黒川49.5、大芦川77.4）","建設中","S44","コンクリート表面遮水壁型ロックフィル",350,50000,2.1,86.5,"{\"type\":\"Point\",\"coordinates\":[139.669014,36.550511]}","鹿沼市","南摩ダム","洪水調節、正常流量、水道用水","南摩川","利根川",51000,2400000]
]}