{"thcode":1,"term":{"code":"h10170202","name":"Upper Big Sioux","parent":"h101702","scope":"hydrologic unit"},"uf":[],"bt":[{"code":"h101702","name":"Big Sioux","parent":"h1017","scope":"hydrologic accounting unit"},{"code":"h1017","name":"Missouri-Big Sioux","parent":"h10","scope":"hydrologic subregion"},{"code":"h10","name":"Missouri","parent":"hroot","scope":"hydrologic region"},{"code":"hroot","name":"US hydrologic units","parent":"fUS","scope":"hydrologic subregion"},{"code":"fUS","name":"United States","parent":"fLD10","scope":"country"},{"code":"fLD10","name":"North America","parent":"fLD","scope":"continent"},{"code":"fLD","name":"Land","parent":"root","scope":"continent"},{"code":"root","name":"Earth","parent":null,"scope":"Common geographic areas focused on the US"}],"nt":[],"rt":[{"code":"q46098SEA3","name":"Antelope Valley","parent":"q46098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SWH1","name":"Arlington NE","parent":"q45098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NED4","name":"Astoria","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEC2","name":"Aurora","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEB2","name":"Bemis","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"f46011","name":"Brookings","parent":"fUS46","scope":"county"},{"code":"q45098SEB2","name":"Brookings","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEB1","name":"Brookings NE","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEA1","name":"Bruce","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWH3","name":"Castlewood","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEC2","name":"Clear Lake North","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEC3","name":"Clear Lake South","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"f46029","name":"Codington","parent":"fUS46","scope":"county"},{"code":"f46037","name":"Day","parent":"fUS46","scope":"county"},{"code":"q45098NEA3","name":"Dempster","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"f46039","name":"Deuel","parent":"fUS46","scope":"county"},{"code":"q45098SEE3","name":"Elkton","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEA4","name":"Estelline","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEB3","name":"Estelline NE","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEB4","name":"Estelline SE","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SED3","name":"Flandreau NE","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEC3","name":"Flandreau NW","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEC4","name":"Flandreau SW","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWF4","name":"Florence","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWF3","name":"Florence NE","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEB1","name":"Goodwin","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"f46051","name":"Grant","parent":"fUS46","scope":"county"},{"code":"q45098NWF2","name":"Grover","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"f46057","name":"Hamlin","parent":"fUS46","scope":"county"},{"code":"q45098NWG3","name":"Hayti","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWF1","name":"Kampeska","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"f46077","name":"Kingsbury","parent":"fUS46","scope":"county"},{"code":"q45098NEA1","name":"Kranzburg","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEA2","name":"Kranzburg SW","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"f46079","name":"Lake","parent":"fUS46","scope":"county"},{"code":"q45098SEF2","name":"Lake Benton","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEE1","name":"Lake Benton NW","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEE2","name":"Lake Benton SW","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWG4","name":"Lake Norden","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWH4","name":"Lake Poinsett","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SWH2","name":"Lake Sinai","parent":"q45098SW","scope":"quadrangle 1:24,000 scale"},{"code":"p941","name":"Lake Traverse Indian Reservation","parent":"p15","scope":"Indian Reservations"},{"code":"f27081","name":"Lincoln","parent":"fUS27","scope":"county"},{"code":"q46098SWG3","name":"Lonesome Lake","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SWH4","name":"Madison","parent":"q45098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SWG3","name":"Madison NW","parent":"q45098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEB3","name":"Medary","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"f46101","name":"Moody","parent":"fUS46","scope":"county"},{"code":"q46098SWG2","name":"Ortley","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWG2","name":"Pelican Lake","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SWG4","name":"Ramona","parent":"q45098SW","scope":"quadrangle 1:24,000 scale"},{"code":"f46109","name":"Roberts","parent":"fUS46","scope":"county"},{"code":"q45098SEA4","name":"Rutland","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEA3","name":"Rutland NW","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEB4","name":"Rutland SE","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SWH3","name":"Sinai","parent":"q45098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SEA4","name":"South Shore","parent":"q46098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWG4","name":"Still Lake","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWH3","name":"Still Lake NE","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWH4","name":"Still Lake SE","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SEB4","name":"Stockholm","parent":"q46098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWH2","name":"Summit","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWH1","name":"Summit NE","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEC4","name":"Toronto","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NEC1","name":"Tunerville","parent":"q45098NE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEA2","name":"Volga","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWH1","name":"Watertown East","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWH2","name":"Watertown SE","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098NWG1","name":"Watertown West","parent":"q45098NW","scope":"quadrangle 1:24,000 scale"},{"code":"q46098SWF2","name":"Waubay","parent":"q46098SW","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SEC1","name":"White","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SED1","name":"White NE","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"},{"code":"q45098SED2","name":"White SE","parent":"q45098SE","scope":"quadrangle 1:24,000 scale"}]}