The iconic reservoir faces the risk of becoming a mud lake as 100 million tons of sediment accumulate each year.

A sand filter, or "filtration basin", is a stormwater quality treatment system that works by using a two-component clarification system: the first is a sediment forebay for settling large particles ...

Here is a nice summary of sedimentation on divergent margins: be sure to look at the diagrams on the right side of the page, and click the links for each stage to see what each stage of rifting looks ...