{"text_format":"dbase-jsonl-2026-09-30","columns":[{"name":"OBJECTID","type":"number","width":10,"decimals":0},{"name":"NAME","type":"character","width":40},{"name":"SYSTEM","type":"character","width":40},{"name":"MILES","type":"float","width":19,"decimals":11},{"name":"KILOMETERS","type":"float","width":19,"decimals":11},{"name":"Shape_Leng","type":"float","width":19,"decimals":11}],"n_rows":98,"rows_kept":98,"cut":false,"deleted_skipped":0,"read_ended":"whole","bounds":"16MiB/16384/4096/first_that_fit","version":"dbase_level_three","encoding_class":"enc_absent","reader":"statdb_count/9"}
[1,"Kolyma",null,2.55151838000e+003,4.10627900000e+003,3.21025886967e+001]
[2,"Parana","Parana",1.61620622000e+003,2.60103698000e+003,2.24137900614e+001]
[3,"San Francisco",null,1.49357095000e+003,2.40367425000e+003,2.13748717005e+001]
[4,"Japura","Amazon",1.22280771000e+003,1.96792219000e+003,1.76963991456e+001]
[5,"Putamayo","Amazon",8.89919260000e+002,1.43218908000e+003,1.28783927977e+001]
[6,"Rio Maranon","Amazon",8.89352320000e+002,1.43127668000e+003,1.28385041148e+001]
[7,"Ucayali","Amazon",1.29790218000e+003,2.08877526000e+003,1.86755413244e+001]
[8,"Guapore","Amazon",3.94111090000e+002,6.34261580000e+002,5.66651003486e+000]
[9,"Madre de Dios","Amazon",5.67870750000e+002,9.13901210000e+002,8.13435932582e+000]
[10,"Amazon","Amazon",1.89042772000e+003,3.04235459000e+003,2.73515675523e+001]
[11,"Madeira","Amazon",8.40969340000e+002,1.35341167000e+003,1.21400249751e+001]
[12,"Purus","Amazon",1.21200277000e+003,1.95053330000e+003,1.75024554667e+001]
[13,"Rio Juruena","Amazon",5.93171150000e+002,9.54618350000e+002,8.50238891111e+000]
[14,"Rio Negro","Amazon",1.63370534000e+003,2.62919914000e+003,2.36426591351e+001]
[15,"Rio Teles Pires","Amazon",7.37196320000e+002,1.18640485000e+003,1.05937253345e+001]
[16,"Tapajos","Amazon",5.04471610000e+002,8.11869980000e+002,7.29115776079e+000]
[17,"Tocantins",null,1.26597721000e+003,2.03739690000e+003,1.82009326589e+001]
[18,"Xingu","Amazon",1.30371136000e+003,2.09812426000e+003,1.87747493988e+001]
[19,"Araguaia",null,1.12541588000e+003,1.81118492000e+003,1.61185719089e+001]
[20,"Paraguay","Parana",1.20297187000e+003,1.93599943000e+003,1.69496491731e+001]
[21,"Rio Grande, South America","Parana",7.11516800000e+002,1.14507759000e+003,1.01412121036e+001]
[22,"Rio Paranaiba","Parana",5.07294600000e+002,8.16413150000e+002,7.23262019363e+000]
[23,"Niger",null,2.44927328000e+003,3.94173114000e+003,3.52048529273e+001]
[24,"Yukon",null,3.48148534000e+003,5.60291875000e+003,4.44618806728e+001]
[25,"Columbia",null,1.55328134000e+003,2.49976900000e+003,1.99906041158e+001]
[26,"Dauphin",null,7.68171560000e+002,1.23625476000e+003,9.48737514208e+000]
[27,"Great Bear","Mackenzie",2.88066379000e+003,4.63598826000e+003,3.79481036343e+001]
[28,"Mackenzie","Mackenzie",5.46470286000e+003,8.79460435000e+003,7.08866837059e+001]
[29,"Nelson",null,2.00276351000e+003,3.22314189000e+003,2.51972677766e+001]
[30,"Peace","Mackenzie",1.78500137000e+003,2.87268699000e+003,2.33300344373e+001]
[31,"Saskatchewan",null,2.32811894000e+003,3.74675174000e+003,3.08851570856e+001]
[32,"Slave","Mackenzie",1.41092738000e+003,2.27067206000e+003,1.84060387928e+001]
[33,"Waterhen",null,7.19495640000e+002,1.15791831000e+003,8.72985991539e+000]
[34,"Arkansas","Mississippi",1.44586412000e+003,2.32689740000e+003,2.00784990950e+001]
[35,"Colorado",null,1.33639254000e+003,2.15071962000e+003,1.81071301149e+001]
[36,"Mississippi","Mississippi",2.38508972000e+003,3.83843750000e+003,3.18470870521e+001]
[37,"Missouri","Mississippi",2.73872928000e+003,4.40756635000e+003,3.65996661356e+001]
[38,"Rio Grande, North America",null,1.59580045000e+003,2.56819701000e+003,2.18637379161e+001]
[39,"Snake",null,1.09560724000e+003,1.76321246000e+003,1.45925360632e+001]
[40,"Magdelena",null,8.11996230000e+002,1.30678387000e+003,1.17123638042e+001]
[41,"Niagara","St. Lawrence",9.09732620000e+002,1.46407567000e+003,1.26182016147e+001]
[42,"Ohio","Mississippi",1.36840313000e+003,2.20223578000e+003,1.85019876233e+001]
[43,"Orinoco",null,1.20070686000e+003,1.93235425000e+003,1.73507541936e+001]
[44,"Rio Branco","Amazon",4.09742140000e+002,6.59417380000e+002,5.92900485657e+000]
[45,"San Juan",null,3.45547750000e+002,5.56106310000e+002,4.97464553566e+000]
[46,"St. Lawrence","St. Lawrence",1.29654261000e+003,2.08658725000e+003,1.79212303958e+001]
[47,"Koukdjuak",null,7.86969840000e+002,1.26650773000e+003,9.90361894894e+000]
[48,"Nipigon","St. Lawrence",4.46887320000e+002,7.19196870000e+002,5.60546464358e+000]
[49,"St. Claire","St. Lawrence",5.72101833000e+003,9.20710494000e+003,7.55954487527e+001]
[50,"Benue",null,6.93966290000e+002,1.11683271000e+003,1.00208378281e+001]
[51,"Blue Nile","Nile",1.17697134000e+003,1.89415555000e+003,1.69015784794e+001]
[52,"Euphrates","Tigris/Euphrates",1.32535332000e+003,2.13295369000e+003,1.82722283324e+001]
[53,"Firat","Tigris/Euphrates",3.27394650000e+002,5.26891670000e+002,4.55798577688e+000]
[54,"Murat","Tigris/Euphrates",4.28725210000e+002,6.89967720000e+002,5.96618038522e+000]
[55,"Nile","Nile",2.00208328000e+003,3.22204717000e+003,2.79362047823e+001]
[56,"Tigris","Tigris/Euphrates",1.16745208000e+003,1.87883576000e+003,1.59199085111e+001]
[57,"Ubangi","Congo",1.42038899000e+003,2.28589907000e+003,2.05483028629e+001]
[58,"White Nile","Nile",3.15775297000e+003,5.08192096000e+003,4.55737588059e+001]
[59,"Danube",null,2.34110742000e+003,3.76765473000e+003,3.19172233579e+001]
[60,"Dnieper",null,1.51029877000e+003,2.43059512000e+003,1.93210943853e+001]
[61,"Don",null,1.36831818000e+003,2.20209906000e+003,1.79135262056e+001]
[62,"Gota Alv",null,6.32632580000e+002,1.01812548000e+003,7.75055964216e+000]
[63,"Neva",null,8.42992190000e+002,1.35666713000e+003,1.04489326515e+001]
[64,"Rhine",null,1.09995255000e+003,1.77020557000e+003,1.45232199802e+001]
[65,"Suir",null,1.59239401000e+003,2.56271488000e+003,1.94480863536e+001]
[66,"Volga",null,3.07471187000e+003,4.94827900000e+003,3.98578997904e+001]
[67,"Irtysh","Ob",3.09937017000e+003,4.98796276000e+003,4.03104479150e+001]
[68,"Kama",null,1.62154236000e+003,2.60962469000e+003,2.04241325603e+001]
[69,"Ob","Ob",3.92478679000e+003,6.31634470000e+003,4.98809092541e+001]
[70,"Pechora",null,1.84198146000e+003,2.96438774000e+003,2.22346672906e+001]
[71,"Tobol","Ob",1.03994121000e+003,1.67362649000e+003,1.28973797779e+001]
[72,"Ural",null,1.39279331000e+003,2.24148805000e+003,1.77166050533e+001]
[73,"Amu Darya",null,1.68575558000e+003,2.71296606000e+003,2.27978843033e+001]
[74,"Brahmaputra",null,1.89709807000e+003,3.05308950000e+003,2.68793602351e+001]
[75,"Ganges",null,1.48159615000e+003,2.38440264000e+003,2.07935134366e+001]
[76,"Indus",null,2.01516218000e+003,3.24309564000e+003,2.77740235867e+001]
[77,"Shatt al Arab","Tigris/Euphrates",1.21099150000e+002,1.94890580000e+002,1.67351810209e+000]
[78,"Syr Darya",null,1.74606263000e+003,2.81002103000e+003,2.37878277314e+001]
[79,"Huang He",null,3.37155586000e+003,5.42600404000e+003,4.61912807960e+001]
[80,"Irrawaddy",null,1.29767231000e+003,2.08840532000e+003,1.81304711975e+001]
[81,"Mekong",null,2.94245095000e+003,4.73542525000e+003,4.14345776796e+001]
[82,"Salween",null,1.79543718000e+003,2.88948183000e+003,2.50725491773e+001]
[83,"Xi Jiang",null,1.25896091000e+003,2.02610524000e+003,1.77729555290e+001]
[84,"Yangtze",null,3.51365086000e+003,5.65468424000e+003,4.88204428259e+001]
[85,"Aldan","Lena",2.22539997000e+003,3.58144125000e+003,2.84367322477e+001]
[86,"Amur",null,3.19918145000e+003,5.14859377000e+003,4.21709291553e+001]
[87,"Angara",null,3.22646497000e+003,5.19250244000e+003,4.10692841820e+001]
[88,"Lena","Lena",4.25299038000e+003,6.84453824000e+003,5.31748337529e+001]
[89,"Vilyuy","Lena",2.65663615000e+003,4.27545000000e+003,3.41454691301e+001]
[90,"Yenisey",null,3.67205999000e+003,5.90961954000e+003,4.48430355511e+001]
[91,"Chire",null,1.12353498000e+003,1.80815789000e+003,1.60458943512e+001]
[92,"Congo","Congo",1.70652991000e+003,2.74639917000e+003,2.46877892557e+001]
[93,"Darling",null,9.74972630000e+002,1.56906949000e+003,1.33796311529e+001]
[94,"Lualaba","Congo",6.08776820000e+002,9.79733290000e+002,8.76772831120e+000]
[95,"Lukaga","Congo",1.18293782000e+003,1.90375769000e+003,1.70808032761e+001]
[96,"Murray",null,1.01613137000e+003,1.63530819000e+003,1.39543309045e+001]
[97,"Orange",null,1.28883147000e+003,2.07417735000e+003,1.80451166785e+001]
[98,"Zambezi",null,1.66183034000e+003,2.67446203000e+003,2.37988840933e+001]