| Name | Country | Feature class | Latitude | Longitude |
1951  | Río Casanga -4.1333333-79.8166667 | Ecuador, Loja | stream | S 4° 8′ 0'' | W 79° 49′ 0'' |
1952  | Quebrada de Casafría 0.7-77.7 | Ecuador, Carchi | stream | N 0° 42′ 0'' | W 77° 42′ 0'' |
1953  | Río Casacay -3.318724-79.733545 | Ecuador, El Oro | stream | S 3° 19′ 7'' | W 79° 44′ 0'' |
1954  | Quebrada Cartagena -0.1-78.35 | Ecuador, Pichincha | stream | S 0° 6′ 0'' | W 78° 21′ 0'' |
1955  | Quebrada del Carrizo 0.6-77.9166667 | Ecuador, Carchi | stream | N 0° 36′ 0'' | W 77° 55′ 0'' |
1956  | Río Carrizal -2.053267-80.462968 | Ecuador, Guayas | stream | S 2° 3′ 11'' | W 80° 27′ 46'' |
1957  | Río Carrizal -0.707374-80.22757 | Ecuador, Manabí | stream | S 0° 42′ 26'' | W 80° 13′ 39'' |
1958  | Quebrada del Carrizal -4.483341-79.750635 | Ecuador, Loja | stream | S 4° 29′ 0'' | W 79° 45′ 2'' |
1959  | Quebrada del Carrizal 0.55-77.9333333 | Ecuador, Carchi | stream | N 0° 33′ 0'' | W 77° 56′ 0'' |
1960  | Quebrada Carrizal 0.815037-77.684361 | Ecuador, Carchi | stream | N 0° 48′ 54'' | W 77° 41′ 3'' |
1961  | Quebrada Carozal 1.1166667-78.4833333 | Ecuador, Carchi | stream | N 1° 7′ 0'' | W 78° 29′ 0'' |
1962  | Quebrada del Carnero -0.001188-78.527207 | Ecuador, Pichincha | stream | S 0° 0′ 4'' | W 78° 31′ 37'' |
1963  | Río Carmen -2.7-79.7666667 | Ecuador, Guayas | stream | S 2° 42′ 0'' | W 79° 46′ 0'' |
1964  | Río Carmen 0.381574-77.874484 | Ecuador, Carchi | stream | N 0° 22′ 53'' | W 77° 52′ 28'' |
1965  | Quebrada del Carmen -0.4166667-78.3666667 | Ecuador, Pichincha | stream | S 0° 25′ 0'' | W 78° 22′ 0'' |
1966  | Quebrada Carmelo -4.0333333-79.75 | Ecuador, Loja | stream | S 4° 2′ 0'' | W 79° 45′ 0'' |
1967  | Quebrada Cariyacu de Lulunquí 0.3-78.0666667 | Ecuador, Imbabura | stream | N 0° 18′ 0'' | W 78° 4′ 0'' |
1968  | Río Cariyacu 0.63779-77.952227 | Ecuador, Carchi | stream | N 0° 38′ 16'' | W 77° 57′ 8'' |
1969  | Río Cariyacu 0.373038-78.218267 | Ecuador, Imbabura | stream | N 0° 22′ 22'' | W 78° 13′ 5'' |
1970  | Río Cariyacu -0.011255-78.125214 | Ecuador, Pichincha | stream | S 0° 0′ 40'' | W 78° 7′ 30'' |
1971  | Quebrada Cari-yacu -1.369262-78.486741 | Ecuador, Tungurahua Province | intermittent stream | S 1° 22′ 9'' | W 78° 29′ 12'' |
1972  | Quebrada Cariyacu 0.25-78.0666667 | Ecuador, Imbabura | stream | N 0° 15′ 0'' | W 78° 4′ 0'' |
1973  | Quebrada Cariyacu 0.165811-78.365323 | Ecuador, Pichincha | stream | N 0° 9′ 56'' | W 78° 21′ 55'' |
1974  | Quebrada Carishilla -3.2833333-79.0166667 | Ecuador, Azuay | stream | S 3° 17′ 0'' | W 79° 1′ 0'' |
1975  | Quebrada Carihuaicu -0.246919-78.352615 | Ecuador, Pichincha | stream | S 0° 14′ 48'' | W 78° 21′ 9'' |
1976  | Río Cariguaray -2.6666667-78.7833333 | Ecuador, Cañar | stream | S 2° 40′ 0'' | W 78° 47′ 0'' |
1977  | Quebrada de la Carbonería -0.1333333-78.5166667 | Ecuador, Pichincha | stream | S 0° 8′ 0'' | W 78° 31′ 0'' |
1978  | Quebrada Carbonera 0.2166667-78.2833333 | Ecuador, Imbabura | stream | N 0° 13′ 0'' | W 78° 17′ 0'' |
1979  | Quebrada Carbón -1.1833333-78.6833333 | Ecuador, Tungurahua Province | intermittent stream | S 1° 11′ 0'' | W 78° 41′ 0'' |
1980  | Quebrada Carbón 0.2166667-78.15 | Ecuador, Imbabura | intermittent stream | N 0° 13′ 0'' | W 78° 9′ 0'' |
1981  | Quebrada Carbón -0.8166667-78.9333333 | Ecuador, Cotopaxi | stream | S 0° 49′ 0'' | W 78° 56′ 0'' |
1982  | Quebrada Carapungo -0.15-78.3666667 | Ecuador, Pichincha | stream | S 0° 9′ 0'' | W 78° 22′ 0'' |
1983  | Río Caracol -1.8-79.5 | Ecuador, Los Ríos | stream | S 1° 48′ 0'' | W 79° 30′ 0'' |
1984  | Quebrada Caquil -1.7166667-78.7 | Ecuador, Chimborazo Province | stream | S 1° 43′ 0'' | W 78° 42′ 0'' |
1985  | Quebrada Capunyaca -0.9833333-78.9333333 | Ecuador, Cotopaxi | stream | S 0° 59′ 0'' | W 78° 56′ 0'' |
1986  | Río Capulisyacu -3.1-79.1166667 | Ecuador, Azuay | stream | S 3° 6′ 0'' | W 79° 7′ 0'' |
1987  | Quebrada Capulísucu -1.1166667-78.6 | Ecuador, | intermittent stream | S 1° 7′ 0'' | W 78° 36′ 0'' |
1988  | Quebrada Capulísucu -0.6-78.6333333 | Ecuador, Cotopaxi | stream | S 0° 36′ 0'' | W 78° 38′ 0'' |
1989  | Quebrada Capulipamba -2.5666667-79.05 | Ecuador, Cañar | intermittent stream | S 2° 34′ 0'' | W 79° 3′ 0'' |
1990  | Quebrada Capulipamba -2.55-79.1 | Ecuador, Cañar | intermittent stream | S 2° 33′ 0'' | W 79° 6′ 0'' |
1991  | Río Capulí -2.8833333-79.0833333 | Ecuador, Azuay | stream | S 2° 53′ 0'' | W 79° 5′ 0'' |
1992  | Quebrada Capulí 0.542223-77.829987 | Ecuador, Carchi | stream | N 0° 32′ 32'' | W 77° 49′ 47'' |
1993  | Quebrada Capillahuaicu -0.35-78.4666667 | Ecuador, Pichincha | stream | S 0° 21′ 0'' | W 78° 28′ 0'' |
1994  | Quebrada Capilla -4.0666667-79.35 | Ecuador, Loja | stream | S 4° 4′ 0'' | W 79° 21′ 0'' |
1995  | Río Capelo -0.30298-78.462296 | Ecuador, Pichincha | stream | S 0° 18′ 10'' | W 78° 27′ 44'' |
1996  | Quebrada Capashucu -0.15-78.3833333 | Ecuador, Pichincha | stream | S 0° 9′ 0'' | W 78° 23′ 0'' |
1997  | Quebrada Caparrosas -2.833484-79.131092 | Ecuador, Azuay | stream | S 2° 50′ 0'' | W 79° 7′ 51'' |
1998  | Río Caparrosa -2.815859-78.994446 | Ecuador, Azuay | stream | S 2° 48′ 57'' | W 78° 59′ 40'' |
1999  | Río Caoni 0.169675-79.304032 | Ecuador, Pichincha | stream | N 0° 10′ 10'' | W 79° 18′ 14'' |
2000  | Quebrada Canzino 0.1-78.4333333 | Ecuador, Pichincha | stream | N 0° 6′ 0'' | W 78° 26′ 0'' |