Grey Water Explained With 3 Easy Colour Codes

Grey Water Explained With 3 Easy Colour Codes

Grey water classification network etiquette to the know all 3 colour codes for the effective and efficient use of resources in order to reuse and reclaim.

In the first place, save potable water. Good enough to drink. Water classification by colour is necessary for effective use of conservation methods. Next, the grey water definition with 3 easy colour codes. A system to identify and use resources appropriately.

Easier to clean up. Know what you can use and what you cannot. Avoid contamination. Keep each type separate. Save the good stuff for your own consumption. Find other uses for non-drinking. Some grey water may be good enough to water plants. In fact, washing cars on your lawn is a tip for sustainable gardening by homeowners.

Efficient use of water resources is good netiquette. Know the various types. What they are. How they can be used. Conservation of your potable water supply. Preservation of land that supplies drinking water.

What is grey water?

The grey water definition is drainage water from residential or commercial buildings. So it has been previously used. Comes from drains and sinks. Does not include toilets. Sewage waste is black water.

Households create it by washing dishing, doing laundry, and bathing. Businesses create it in similar ways as well. After, it is drained it may be reclaimed for some use.

Grey water is reclaimed for irrigation. Landscaping can benefit. In some cases, it is treated before reuse. Since, it can be contaminated. Still, crops may be watered with. In general, not safe for human consumption.

Potable Water Supply

Ecofriendly living Millennials. Students studying in school. Employees working from home and on site. Sustainable water usage. At home when turning on faucets. In the yard harvesting rain. Outside to keep contaminated liquids away from sewers and drains. When your actions affect potable water. Taking a shower. Washing your hands. Brushing your teeth.

Potable water supply is opposite of grey water definition. Free from pollution is potable. Many do not have access. Others have been exposed to contamination that causes immediate harm. Also, industrial chemicals are known to cause higher cancer rates in nearby residents.

Filtering the sea to make it drinkable is being researched. Restricted use is under way in some areas. Efficient use is why their are colours.

Water Classification

Water classification for fresh potable H20. Thus, your limited supply. 3% is fresh. 1% of potable is accessible. So, classify with colour.

Classes of H20 exist. In any event, you are dealing with your own consumption. Classification colours. Potable water supply.

Classification colours are standard. Hence, correct to use. It follows, others use the code. As a result, you know how to get the most out of it. Therefore, use it efficiently.

Blue irrigated from lakes and ground.
Green rain.
Grey includes waste.

Yet, bottled is popular. Given, it can all go bad. Then, store bottled water for a survival tip. Knowing how to conserve water is one of the top ten do’s and don’ts for eco-friendly living.

Water Classification Colours

And so, colour codes tell us how to. Accordingly, they are intuitive. Thus, associated with different uses. Drink. Use, Avoid. For example, public waterways are grey.

In any event, you can take a lot of action. To illustrate, sewer drainage is reused. Thus, you clean it. And so, no littering. Also, reuse green water for non-consumption.

There are many conservation techniques. Use less more efficiently is how to use the colour classifications. That way, you know what type you are dealing with.

Throw away wastewater. Use less harmful soaps and chemicals. Going forward, you should keep the colour code in mind. Reuse as much as possible. Drink good, clean, fresh water. Enjoy the benefits. Cleanse your bodies with it. You are lucky to have it.

How to Classify Water

Water is classified for efficient use. Blue and green water are good to use. Grey water can be reclaimed for certain uses. Cheque the explanations for each colour code.

3 Water Colour Codes


Blue is as it should be. Clean for drinking. Safe for human consumption. Sometimes referred to as the open sea. Here, this classification is different. Sea is not potable. Cannot drink it. Blue water is drinking water for classification.


Green is generally good to use. Air quality can make bad. Rain is fresh. It follows, you collect and harvest. Soil water is green. Comes from the rainfall. Plants use it.


Grey is previously used. Possibly contaminated. Recycled to water plants. Not safe for consumption by human beings. Also, known to get into municipal supplies. Additionally, treated sewage.