[2] Precipitation runoff from Mount Margaret drains into Coldwater Creek, a tributary of the North Fork Toutle River.

This peak was named some time before 1900 by an admiring prospector for Margaret "Maggie" Shultz Layton (1877-1965), a pioneering resident of Toledo, Washington.

[4] The history of the formation of the Cascade Mountains dates back millions of years ago to the late Eocene Epoch.

[5] Geological events occurring many years ago created the diverse topography and drastic elevation changes over the Cascade Range leading to various climate differences.

During the Pleistocene period dating back over two million years ago, glaciation advancing and retreating repeatedly scoured and shaped the landscape.