Used wash water from the kitchen and bathroom of a mobile home or recreational vehicle.

Water that is considered waste and not to be used for cleaning milking systems. Usually including recycled water from a lagoon or milk house waste. Even water only used to cool milk in a plate cooler is considered gray water, though it is often fed to cows to reduce total usage.

Wastewater, as from sinks and tubs, that does not contain human excrements. Such water can be reused without purification for some purposes.

Untreated or partially treated waste-water that is used for such purposes as watering lawns or flushing toilets (rather than using cleaner water of drinkable quality).

household wastewater (generally from sinks, showers and washing machines) that is collected and used for landscape irrigation.

Category 2, Gray Water, can pose health risks and can contain significant levels of chemical and biological contamination. Examples of gray water are water discharged from dishwashers, washing machines, sinks, showers, aquariums and waterbeds.

Bath, dish or process water with limited suspended solids and not containing human, animal or industrial wastes.

Wastewater, collected separately from a sewage flow, that originates from a clothes washer, bathtub, shower, or sink, but it does not include wastewater from a kitchen sink, dishwasher, or toilet."

washing water ( Black Water = sewage water; Fresh Water = natural or tap water).

Waste water from all fixtures except toilets.

Wastewater from sinks, showers, kitchens, washers, etc. Unlike black water, gray water does not contain human waste. Typically gray water, after purification, is used for non-potable uses such as flushing, irrigation, etc.

Wastewater produced from baths and showers, clothes washers, and lavatories: sometimes used for irrigation.

The water drainer from the sinks and shower in an RV.

Waste water from a household or small commercial establishment which specifically excludes water from a toilet, kitchen sink, dishwasher, or water used for washing diapers.

Any dish, shower, sink, or laundry water that has been used in the home is called gray water and may be reused for other purposes, especially landscape irrigation.

Processed wastewater not fit for drinking, but that can be used effectively in the industrial sector and for toilets or certain agricultural uses.

Water that contains soaps, such as laundry and bath water and kitchen wastewater.

Waste water from sinks, showers, and bathtubs, but not toilets.

Disposal water from sinks and shower. In some units, this is held in a holding tank separate from black water.

Sanitary wastewater associated with kitchens, baths, and showers; excludes black water.

Domestic wastewater composed of wash water from kitchen, bathroom, and laundry sinks, tubs, and washers.

All waste water that comes from the home except wastes from toilets and garbage disposals.