Carnation (Lushootseed: tultxʷ) is a city in King County, Washington, United States. It was historically known as Tolt and lies at the confluence of the Snoqualmie and Tolt rivers.
If the cirque is subject to seasonal melting, the floor of the cirque most often forms a tarn (small lake) behind a dam, which marks the downstream limit of the glacial overdeepening.