Norwalk Stormwater & Underground Drainage Services:

Standing water is usually caused by two common problems: poorly draining soil and low spots in the yard. Lawn thatch, the layer of thick dead leaves, roots, and stems between soil and grass, is another culprit.

For a yard with more than one area that floods, you can, or you can opt to direct water from one low-lying area via a trench and a buried perforated pipe, such as the FLEX-Drain 4-inch by 12-foot Perforated Flexible Pipe, to a single rain garden.