Canada spanning 160 ha. Fish Lake in the north-central Cascade Mountains of the U.S. state of Washington is 200 ha.

The depth of most kettles is less than ten meters. In most cases, kettle holes eventually fill with water, sediment, or vegetation. If the kettle is fed by surface or underground rivers or streams, it becomes a kettle lake. If the kettle receives its water from precipitation, the groundwater table, or a combination of the two, it is termed a kettle pond or