Santa Maria River

Based on OpenStreetMap data, Santa Maria River is 37 km long.

Santa Maria River is in Philippines, flowing through the subregions of Ilocos Sur

Map

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Distributaries / Outflows

It has 2 side channels. (TODO fill in side channels)

Santa Maria River flows into the sea: 167 km of total upstream flows in at N 17° 23′ 25″, E 120° 27′ 27″ at OSM node n957961385. Santa Maria River flows into an unnamed river , which it joins at N 17° 14′ 9″, E 120° 35′ 10″ at OSM node n3504408117, and there 11 km of total upstream flows in.

Tributaries

Santa Maria River has 7 tributaries.

Lancauas River, which joins it at N 17° 17′ 37″, E 120° 31′ 17″ at OSM node n3518845455, and 51 km of total upstream flows in.
Agagrao River, which joins it at N 17° 22′ 27″, E 120° 29′ 57″ at OSM node n957961360, and 45 km of total upstream flows in.
an unnamed river, which joins it at N 17° 14′ 23″, E 120° 33′ 32″ at OSM node n3518774641, and 7 km of total upstream flows in.
an unnamed river, which joins it at N 17° 21′ 23″, E 120° 30′ 20″ at OSM node n5299826675, and 5 km of total upstream flows in.
an unnamed river, which joins it at N 17° 18′ 21″, E 120° 31′ 8″ at OSM node n6238960345, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 17° 20′ 35″, E 120° 30′ 31″ at OSM node n957967896, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 17° 14′ 47″, E 120° 34′ 53″ at OSM node n6238960221, and 449 m of total upstream flows in.