Domestic Sewage Treatment Plants: All You Need to Know

A domestic sewage treatment plant is the most preferred choice by 5% of the UK's population dwelling in rural areas. Domestic sewage mainly includes waste in the form of paper, discarded food, wastewater from bathrooms and sinks, human waste and more.

Thus, it becomes essential to remove all the waste before discharging the wastewater into the environment.

Read on to learn more about domestic sewage treatment plants.

How does Sewage Treatment Plants Work?

● The domestic wastewater is first collected and stored temporarily in the septic tanks or cesspools.

● The first step in the treatment is sedimentation. Solid waste settles down under the influence of gravity. This causes the liquid waste to float on the top. It is now referred to as sludge.

● The sludge goes into the aeration chambers. The air is fed into the chamber through an electric pump. This allows the proliferation of aerobic bacteria. The organic matter is degraded, leaving the wastewater decontaminated.

●  Once the bacteria settle, they are removed. The liquid is now safe enough to be discharged into local water bodies.



Benefits of Domestic Sewage Treatment Plants:

They are environment-friendly. Discharging the treated water helps to reduce pollution levels. Moreover, the water can be recycled and reused for various domestic purposes. This reduces the carbon footprint and saves water in the long run. 

They are pocket-friendly and require low maintenance. The installation is easy and quick. They are lightweight, easy to transport and can be installed in a maximum of one to two days.

Domestic Sewage Treatment plants clean the wastewater much more efficiently than the septic tank. It prevents contamination by harmful microbes. Thus, reducing the risk to human health. 

They are quite compact and can be installed anywhere. The tanks can be placed above the ground, in houses without land or even underground.

Domestic sewage treatment plants help to meet environmental regulations. They just need to be emptied once a year, unlike the other sewage systems. Also, they don't emit ammonia gas which can be toxic to nearby wildlife and the environment.

Regulations and Permits concerning Domestic Sewage Treatment Plants:

As far as the UK is concerned, all wastewater treatment plants must be EN 12566-3 2005 certified. One should also have mandatory planning permission to carry out the installation of the plant.

Moreover, if you don't want to reuse the water but discard it in a local water body, you need to get a permit from the Environment Agency.

The government’s documentation has laid down all the legislations and conditions on its website. It has also clarified the regulations that vary between England, Wales, Scotland and Northern Ireland.

The building regulations suggest that any kind of sewage treatment unit must be placed more than seven meters away from the foundations of any properties or holiday homes. Also, they must be at least ten meters away from a watercourse.

If you’re unsure which size and material will be suitable for your plant, reach out to Membracon. Our expert team will assist in the design and supply of a solution to meet any unique and individual requirement.

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