(unnamed)

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(unnamed) flows into Afon Ogwen , which it joins at N 53° 10′ 46″, W 4° 4′ 17″ at OSM node n4068936421, and there 89 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Galedffrwd, which joins it at N 53° 10′ 32″, W 4° 4′ 26″ at OSM node n258803349, and 14 km of total upstream flows in.
load it's tributaries