| Name | Country | Feature class | Latitude | Longitude |
1951  | Quebrada Candelillas -0.5833333-78.55 | Ecuador, Pichincha | stream | S 0° 35′ 0'' | W 78° 33′ 0'' |
1952  | Río Cañas -3.630191-79.988103 | Ecuador, El Oro | stream | S 3° 37′ 48'' | W 79° 59′ 17'' |
1953  | Río Cañas -1.2333333-80.8333333 | Ecuador, Manabí | stream | S 1° 14′ 0'' | W 80° 50′ 0'' |
1954  | Quebrada Cañaro -2.9166667-79.1166667 | Ecuador, Azuay | stream | S 2° 55′ 0'' | W 79° 7′ 0'' |
1955  | Quebrada Cañari -0.368177-78.487756 | Ecuador, Pichincha | stream | S 0° 22′ 5'' | W 78° 29′ 15'' |
1956  | Estero de Canando -2.437212-80.630786 | Ecuador, Guayas | stream | S 2° 26′ 13'' | W 80° 37′ 50'' |
1957  | Quebrada Cañabrava -3.5166667-79.35 | Ecuador, Loja | stream | S 3° 31′ 0'' | W 79° 21′ 0'' |
1958  | Quebrada Campanaurco -1.0-78.8666667 | Ecuador, Cotopaxi | stream | S 1° 0′ 0'' | W 78° 52′ 0'' |
1959  | Río Campana -4.161013-79.207538 | Ecuador, Loja | stream | S 4° 9′ 39'' | W 79° 12′ 27'' |
1960  | Quebrada del Campamento -0.6166667-78.6166667 | Ecuador, Cotopaxi | stream | S 0° 37′ 0'' | W 78° 37′ 0'' |
1961  | Quebrada de Cambichal -0.35-78.35 | Ecuador, Pichincha | stream | S 0° 21′ 0'' | W 78° 21′ 0'' |
1962  | Río Camarones 0.852948-78.966 | Ecuador, Esmeraldas | stream | N 0° 51′ 10'' | W 78° 57′ 57'' |
1963  | Río Camarona -2.065871-80.363507 | Ecuador, Guayas | intermittent stream | S 2° 3′ 57'' | W 80° 21′ 48'' |
1964  | Quebrada Caluquí 0.2-78.2 | Ecuador, Imbabura | intermittent stream | N 0° 12′ 0'' | W 78° 12′ 0'' |
1965  | Río Calope -1.141059-79.37026 | Ecuador, Cotopaxi | stream | S 1° 8′ 27'' | W 79° 22′ 12'' |
1966  | Quebrada Callihuaico -0.3-78.4166667 | Ecuador, Pichincha | stream | S 0° 18′ 0'' | W 78° 25′ 0'' |
1967  | Río Callejón -1.235086-80.824824 | Ecuador, Manabí | stream | S 1° 14′ 6'' | W 80° 49′ 29'' |
1968  | Quebrada Calhua -1.1166667-78.6166667 | Ecuador, | stream | S 1° 7′ 0'' | W 78° 37′ 0'' |
1969  | Río Calera -3.728087-79.634911 | Ecuador, El Oro | intermittent stream | S 3° 43′ 41'' | W 79° 38′ 5'' |
1970  | Quebrada la Calera 0.45-78.05 | Ecuador, Imbabura | stream | N 0° 27′ 0'' | W 78° 3′ 0'' |
1971  | Quebrada Calentilín -0.95267-78.618823 | Ecuador, Cotopaxi | stream | S 0° 57′ 9'' | W 78° 37′ 7'' |
1972  | Quebrada Caledonias -3.215889-79.182654 | Ecuador, Azuay | stream | S 3° 12′ 57'' | W 79° 10′ 57'' |
1973  | Quebrada Caldopamba -0.7166667-78.8666667 | Ecuador, Cotopaxi | stream | S 0° 43′ 0'' | W 78° 52′ 0'' |
1974  | Quebrada Calderachica -0.0333333-78.3833333 | Ecuador, Pichincha | stream | S 0° 2′ 0'' | W 78° 23′ 0'' |
1975  | Río Caldera 0.4333333-77.95 | Ecuador, Carchi | stream | N 0° 26′ 0'' | W 77° 57′ 0'' |
1976  | Quebrada Caldera -2.8166667-78.95 | Ecuador, Azuay | stream | S 2° 49′ 0'' | W 78° 57′ 0'' |
1977  | Río Calceta -0.8333333-80.1666667 | Ecuador, Manabí | stream | S 0° 50′ 0'' | W 80° 10′ 0'' |
1978  | Quebrada de Calatía -0.7-78.8666667 | Ecuador, Cotopaxi | stream | S 0° 42′ 0'' | W 78° 52′ 0'' |
1979  | Quebrada Calapicha -0.8333333-78.5666667 | Ecuador, Cotopaxi | intermittent stream | S 0° 50′ 0'' | W 78° 34′ 0'' |
1980  | Río Cajones Chico -0.2166667-79.25 | Ecuador, Pichincha | stream | S 0° 13′ 0'' | W 79° 15′ 0'' |
1981  | Quebrada Cajones Chico -0.9166667-78.45 | Ecuador, Cotopaxi | intermittent stream | S 0° 55′ 0'' | W 78° 27′ 0'' |
1982  | Quebrada Cajón -1.2333333-78.45 | Ecuador, Tungurahua Province | stream | S 1° 14′ 0'' | W 78° 27′ 0'' |
1983  | Quebrada Cajias -0.0166667-78.45 | Ecuador, Pichincha | stream | S 0° 1′ 0'' | W 78° 27′ 0'' |
1984  | Quebrada Cajas 0.15-78.2166667 | Ecuador, | stream | N 0° 9′ 0'' | W 78° 13′ 0'' |
1985  | Quebrada del Cairo -0.2333333-78.45 | Ecuador, Pichincha | stream | S 0° 14′ 0'' | W 78° 27′ 0'' |
1986  | Quebrada Caicedo -0.1666667-78.4833333 | Ecuador, Pichincha | stream | S 0° 10′ 0'' | W 78° 29′ 0'' |
1987  | Quebrada de Cahuasquí 0.5333333-78.1833333 | Ecuador, Imbabura | stream | N 0° 32′ 0'' | W 78° 11′ 0'' |
1988  | Río Cade -1.860241-80.379988 | Ecuador, Guayas | stream | S 1° 51′ 36'' | W 80° 22′ 47'' |
1989  | Río Cachul -2.3-80.5833333 | Ecuador, Guayas | intermittent stream | S 2° 18′ 0'' | W 80° 35′ 0'' |
1990  | Quebrada Cachujacu 0.466893-78.038325 | Ecuador, Imbabura | stream | N 0° 28′ 0'' | W 78° 2′ 18'' |
1991  | Río Cachiyacu -1.3166667-76.5 | Ecuador, Pastaza Province | stream | S 1° 19′ 0'' | W 76° 30′ 0'' |
1992  | Río Cachiyacu -0.408558-77.359209 | Ecuador, Napo | stream | S 0° 24′ 30'' | W 77° 21′ 33'' |
1993  | Quebrada de Cachiyacu 0.491687-78.136155 | Ecuador, Imbabura | stream | N 0° 29′ 30'' | W 78° 8′ 10'' |
1994  | Quebrada Cachituro -0.9833333-78.9333333 | Ecuador, Cotopaxi | stream | S 0° 59′ 0'' | W 78° 56′ 0'' |
1995  | Quebrada Cachipata -1.709802-78.607083 | Ecuador, Chimborazo Province | stream | S 1° 42′ 35'' | W 78° 36′ 25'' |
1996  | Quebrada Cachipata -0.1-78.5 | Ecuador, Pichincha | stream | S 0° 6′ 0'' | W 78° 30′ 0'' |
1997  | Quebrada Cachipamba -2.95-79.0166667 | Ecuador, Azuay | stream | S 2° 57′ 0'' | W 79° 1′ 0'' |
1998  | Quebrada Cachimuel 0.2-78.2166667 | Ecuador, Imbabura | intermittent stream | N 0° 12′ 0'' | W 78° 13′ 0'' |
1999  | Quebrada Cachihuaicu 0.2166667-78.15 | Ecuador, Imbabura | intermittent stream | N 0° 13′ 0'' | W 78° 9′ 0'' |
2000  | Quebrada Cachiguayco -3.45-79.25 | Ecuador, Azuay | stream | S 3° 27′ 0'' | W 79° 15′ 0'' |