Crater Lake is deep for a number of reasons. First, it is located in a very isolated area of the Cascade Range, and it is not fed by any major rivers or streams. This means that there is very little sediment entering the lake, which can help to keep the water clear and deep. Second, the lake is located in a very active seismic area, and it has been subjected to a number of earthquakes over the years. These earthquakes have helped to create a number of deep cracks and fissures in the bottom of the lake, which has also contributed to its great depth.
Crater Lake is a beautiful and unique natural wonder, and it is one of the most popular tourist destinations in Oregon. The lake is a great place to go hiking, fishing, boating, and camping, and it is also a popular spot for scuba diving.