answers from Chicago on. Very tiny bugs coming up the drain that hop a little are probably springtales...I goggled tiny little bugs that hop when I first encountered them and that's what came up.
Detention basin. A detention basin or retarding basin is an excavated area installed on, or adjacent to, tributaries of rivers, streams, lakes or bays to protect against flooding and, in some cases, downstream erosion by storing water for a limited period of time.
Top 10 unbelievable historical concurrencies. A detention pond is a basin that lies in a low area near a river or stream and is designed to protect areas from flooding. Dry detention ponds are generally used to hold over-flow water temporarily until it drains into another location.