River Blackwater

River Blackwater is 34 km long, and has a stream level of 0.

Map of River Blackwater

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Distributaries / Outflows

It has 2 side channels.

River Blackwater flows into the sea: 330 km flows in at N 51° 45′ 18″, E 0° 58′ 8″ at OSM node n299663094.

Tributaries

River Blackwater has 10 tributaries.

Heybridge Creek, which joins it at N 51° 43′ 56″, E 0° 41′ 11″ at OSM node n1139341875, and 222 km of total upstream flows in.

Mersea Fleet, which joins it at N 51° 45′ 26″, E 0° 55′ 8″ at OSM node n299664544, and 28 km of total upstream flows in.

Lawling Creek, which joins it at N 51° 42′ 54″, E 0° 46′ 30″ at OSM node n1252273178, and 9 km of total upstream flows in.

Thirslet Creek, which joins it at N 51° 43′ 51″, E 0° 51′ 10″ at OSM node n1252271570, and 6 km of total upstream flows in.

Bradwell Creek, which joins it at N 51° 44′ 51″, E 0° 53′ 10″ at OSM node n1251057885, and 5 km of total upstream flows in.

River Chelmer, which joins it at N 51° 43′ 56″, E 0° 41′ 11″ at OSM node n1139341875, and 5 km of total upstream flows in.

Mill Creek, which joins it at N 51° 44′ 23″, E 0° 52′ 8″ at OSM node n1252270999, and 3 km of total upstream flows in.

Cooper's Creek, which joins it at N 51° 42′ 55″, E 0° 45′ 44″ at OSM node n1252270950, and 2 km of total upstream flows in.

St Lawrence Creek, which joins it at N 51° 43′ 45″, E 0° 50′ 52″ at OSM node n1252273314, and 2 km of total upstream flows in.

Spickets Brook, which joins it at N 51° 43′ 57″, E 0° 43′ 6″ at OSM node n1592454467, and 1 km of total upstream flows in.