Dry weather flow definition
Dry weather flow means the combination of domestic sewage, groundwater infiltration, commercial and industrial wastewaters, and any other non-precipitation related flows.
Dry weather flow means flow in a sanitary sewer or combined sewer system during periods of dry weather.
Dry weather flow means wastewater flow during periods of little or no rainfall. Rates of flow exhibit hourly, daily and seasonal variations. A certain amount of infiltration may also be present.
Examples of Dry weather flow in a sentence
Performing additional, more detailed, flow data analysis on the 2011 flow and rainfall data, the following model calibration parameters will be developed for each flow meter: • Average Daily Dry Weather Flows (ADDF) • Dry weather flow diurnal patterns for weekdays and weekends.
More Definitions of Dry weather flow
Dry weather flow means flow in a CSS during periods of dry weather.
Dry weather flow means a flow that is present within the storm system in absence of a precipitation event.
Dry weather flow flow s shall mean sew age flow s experienced during a period of dry w eather
Dry weather flow means flow within the Regional Collection System during periods when there is no direct or immediate precipitation, snow melt or flood condition influence upon the Regional Collection System.
Dry weather flow or "DWF" means the conditions when the Influent Flow rate through Complete Treatment is less than a rate of 511 MGD.
Dry weather flow means the average daily flow over any period of 12 months at a particular location in a sewerage system excluding flow arising as a result of rainfall calculated in accordance with the methodology set out in Part 11C of the Schedule;