| Name | Country | Feature class | Latitude | Longitude |
2251  | Quebrada de Andrade 0.402757-77.906977 | Ecuador, Carchi | stream | N 0° 24′ 9'' | W 77° 54′ 25'' |
2252  | Quebrada Andatalia -3.3233-79.300593 | Ecuador, Azuay | stream | S 3° 19′ 23'' | W 79° 18′ 2'' |
2253  | Quebrada Andamba 0.1-78.1666667 | Ecuador, Pichincha | stream | N 0° 6′ 0'' | W 78° 10′ 0'' |
2254  | Quebrada de Anchamasa -0.3833333-78.5166667 | Ecuador, Pichincha | stream | S 0° 23′ 0'' | W 78° 31′ 0'' |
2255  | Río Anayacu 1.0333333-78.9833333 | Ecuador, Esmeraldas | stream | N 1° 2′ 0'' | W 78° 59′ 0'' |
2256  | Río Anatenorio -1.1333333-78.2333333 | Ecuador, Napo | stream | S 1° 8′ 0'' | W 78° 14′ 0'' |
2257  | Estero Anapoyo -2.100106-79.446653 | Ecuador, Guayas | stream | S 2° 6′ 0'' | W 79° 26′ 47'' |
2258  | Quebrada de Anambuela 0.4-78.0166667 | Ecuador, Imbabura | stream | N 0° 24′ 0'' | W 78° 1′ 0'' |
2259  | Río Anagumba 0.2-78.4333333 | Ecuador, Pichincha | stream | N 0° 12′ 0'' | W 78° 26′ 0'' |
2260  | Río Anagumba 0.1833333-78.4333333 | Ecuador, Pichincha | stream | N 0° 11′ 0'' | W 78° 26′ 0'' |
2261  | Quebrada Anaguaya 0.2-78.2333333 | Ecuador, Imbabura | intermittent stream | N 0° 12′ 0'' | W 78° 14′ 0'' |
2262  | Río Añag -2.4833333-79.1 | Ecuador, Cañar | stream | S 2° 29′ 0'' | W 79° 6′ 0'' |
2263  | Río Amundalo -1.67304-78.036066 | Ecuador, Morona-Santiago Province | stream | S 1° 40′ 22'' | W 78° 2′ 9'' |
2264  | Quebrada Ami Chiquito -0.6666667-78.5333333 | Ecuador, Cotopaxi | intermittent stream | S 0° 40′ 0'' | W 78° 32′ 0'' |
2265  | Quebrada Ami -0.6833333-78.5333333 | Ecuador, Cotopaxi | intermittent stream | S 0° 41′ 0'' | W 78° 32′ 0'' |
2266  | Río Ambocas -3.751388-79.609751 | Ecuador, Loja | intermittent stream | S 3° 45′ 5'' | W 79° 36′ 35'' |
2267  | Quebrada Amboasí 0.014421-78.562087 | Ecuador, Pichincha | stream | N 0° 0′ 51'' | W 78° 33′ 43'' |
2268  | Río Ambi 0.499478-78.105492 | Ecuador, Imbabura | stream | N 0° 29′ 58'' | W 78° 6′ 19'' |
2269  | Río Ambache 0.2666667-79.8 | Ecuador, Manabí | stream | N 0° 16′ 0'' | W 79° 48′ 0'' |
2270  | Río Amarillo -3.769863-79.646829 | Ecuador, El Oro | stream | S 3° 46′ 11'' | W 79° 38′ 48'' |
2271  | Río Amarillo -1.7833333-80.5666667 | Ecuador, Guayas | stream | S 1° 47′ 0'' | W 80° 34′ 0'' |
2272  | Río Amarillo -0.5833333-79.4166667 | Ecuador, | stream | S 0° 35′ 0'' | W 79° 25′ 0'' |
2273  | Quebrada Amarillo -2.886702-79.052779 | Ecuador, Azuay | stream | S 2° 53′ 12'' | W 79° 3′ 10'' |
2274  | Quebrada Amaguaña 0.2833333-78.0833333 | Ecuador, Imbabura | intermittent stream | N 0° 17′ 0'' | W 78° 5′ 0'' |
2275  | Quebrada Amabulu -0.1666667-78.4166667 | Ecuador, Pichincha | stream | S 0° 10′ 0'' | W 78° 25′ 0'' |
2276  | Estero Ama -1.3833333-79.8333333 | Ecuador, | stream | S 1° 23′ 0'' | W 79° 50′ 0'' |
2277  | Quebrada Alvarez 0.6666667-77.5666667 | Ecuador, Carchi | stream | N 0° 40′ 0'' | W 77° 34′ 0'' |
2278  | Quebrada Alvarez -0.6166667-78.55 | Ecuador, Cotopaxi | stream | S 0° 37′ 0'' | W 78° 33′ 0'' |
2279  | Río Alusi -1.0166667-79.2333333 | Ecuador, Cotopaxi | stream | S 1° 1′ 0'' | W 79° 14′ 0'' |
2280  | Quebrada Alumbrehuaicu -0.7333333-78.6 | Ecuador, Cotopaxi | stream | S 0° 44′ 0'' | W 78° 36′ 0'' |
2281  | Quebrada Alumbre -3.5333333-79.6166667 | Ecuador, El Oro | stream | S 3° 32′ 0'' | W 79° 37′ 0'' |
2282  | Quebrada Alumbral 0.0-78.1833333 | Ecuador, Pichincha | stream | N 0° 0′ 0'' | W 78° 11′ 0'' |
2283  | Quebrada Aluchán -1.05-78.7333333 | Ecuador, Cotopaxi | stream | S 1° 3′ 0'' | W 78° 44′ 0'' |
2284  | Río Alpayacu -1.471551-78.104239 | Ecuador, Pastaza Province | stream | S 1° 28′ 17'' | W 78° 6′ 15'' |
2285  | Quebrada Alpallana -0.1833333-78.4833333 | Ecuador, Pichincha | stream | S 0° 11′ 0'' | W 78° 29′ 0'' |
2286  | Quebrada Alpahuasi -0.2333333-78.5166667 | Ecuador, Pichincha | stream | S 0° 14′ 0'' | W 78° 31′ 0'' |
2287  | Río Alpachaca -1.2833333-78.7166667 | Ecuador, Tungurahua Province | stream | S 1° 17′ 0'' | W 78° 43′ 0'' |
2288  | Quebrada Alpachaca -0.65-78.6666667 | Ecuador, Cotopaxi | stream | S 0° 39′ 0'' | W 78° 40′ 0'' |
2289  | Quebrada Alpachaca -0.147321-78.357507 | Ecuador, Pichincha | stream | S 0° 8′ 50'' | W 78° 21′ 27'' |
2290  | Quebrada Alpachaca 0.1166667-78.0333333 | Ecuador, Pichincha | stream | N 0° 7′ 0'' | W 78° 2′ 0'' |
2291  | Quebrada Alopungu -0.883658-78.609622 | Ecuador, Cotopaxi | stream | S 0° 53′ 1'' | W 78° 36′ 34'' |
2292  | Río Alonsoyacu -2.1333333-76.1333333 | Ecuador, Pastaza Province | stream | S 2° 8′ 0'' | W 76° 8′ 0'' |
2293  | Quebrada Alobuela 0.1166667-78.4166667 | Ecuador, Pichincha | stream | N 0° 7′ 0'' | W 78° 25′ 0'' |
2294  | Quebrada Almuchin 0.4806-77.946087 | Ecuador, Carchi | stream | N 0° 28′ 50'' | W 77° 56′ 45'' |
2295  | Quebrada del Almendro -4.4666667-79.8666667 | Ecuador, Loja | intermittent stream | S 4° 28′ 0'' | W 79° 52′ 0'' |
2296  | Quebrada Almeida -0.0666667-78.45 | Ecuador, Pichincha | stream | S 0° 4′ 0'' | W 78° 27′ 0'' |
2297  | Río Alluriquín -0.321573-79.000993 | Ecuador, Pichincha | stream | S 0° 19′ 17'' | W 79° 0′ 3'' |
2298  | Río Allarurco -3.134301-78.822374 | Ecuador, Azuay | stream | S 3° 8′ 3'' | W 78° 49′ 20'' |
2299  | Río Aliso -0.642318-77.899411 | Ecuador, Napo | stream | S 0° 38′ 32'' | W 77° 53′ 57'' |
2300  | Estero Algarrobal -3.0166667-80.15 | Ecuador, Guayas | estuary | S 3° 1′ 0'' | W 80° 9′ 0'' |