... as soon as there is adequate flow at the sampling location. Accurate storm water sampling information requires a rain gauge (from any hardware store) mounted in a place such as a door rack ... regularly inspect and maintain storm water management devices, such as cleaning oil /water separators, catch basins, and diversion swales. You must also regularly inspect, test, maintain, and repair ... Drain parts and cores on a drain table or similar device before moving them to a storage area. Place fluids in leak-tight, non-breakable, labeled storage containers, or tanks immediately after...