Underground Detention Facilities

Underground water detentionUnderground water detention facilities are vaults, pipes, tanks, and other subsurface structures, designed to temporarily store stormwater runoff for water quantity control. Like aboveground detenti... facilities are vaults, pipes, tanks, and other subsurface structures, designed to temporarily store stormwater runoff for water quantity control. Like aboveground detention pondsA low lying area that is designed to temporarily hold a set amount of water while slowly draining to another location, or back to the water table. A water detention pond, by definition, detains water..., underground detention facilitiesUnderground water detention facilities are vaults, pipes, tanks, and other subsurface structures, designed to temporarily store stormwater runoff for water quantity control. Like aboveground detenti... are designed to drain completely between runoff events, thereby providing storage capacity for subsequent events. Underground detentionUnderground water detention facilities are vaults, pipes, tanks, and other subsurface structures, designed to temporarily store stormwater runoff for water quantity control. Like aboveground detenti... facilities are intended to control peak flows, limit downstream flooding, and provide some channel protection.

Not to be confused with:

  • Detention PondA low lying area that is designed to temporarily hold a set amount of water while slowly draining to another location, or back to the water table. A water detention pond, by definition, detains water...
  • Retention PondA retention pond is designed to hold a specific amount of water indefinitely. Usually the pond is designed to have drainage leading to another location when the water level gets above the pond capacit...