How to care for a treatment plant
Complete archive of the original domestic wastewater treatment guide covering maintenance, operating problems, winter conditions, permits and drinking water.

Start here
Basic orientation in domestic wastewater treatment and the original guide introduction.
Welcome
Especially welcome if you have a wastewater treatment plant at home. Or a septic tank. Or a cleaner. Not working? Try to start over and figure out what you're doing wrong. Alternatively, we will advise.…
General about treatment plants
If you have a wastewater treatment plant at home, it's good to realize why you have it. And why should I care about him anyway? If a piece of your garden only takes up…
Articles
A short signpost to the main topics from the original website and advisory archive.
Who I am and what I do
My name is Lenka Procházková and I am an expert on wastewater and drinking water. I studied Water Technology at the University of Chemical Technology in Prague, and because...
Handling wastewater
Connection, discharge and simple options for properties outside sewer networks.
Wastewater management
If you are the lucky owner of a property with unresolved wastewater management, you basically have several options to solve the problem. A very brief description…
Connection to public sewage
If you have a public sewer at hand, not far away, and not behind twenty other people's lands, a railway, and a rock, join it. You will pay sewerage, but with exceptions...
Cesspool
When a sealed cesspool makes sense, what its disadvantages are and what to watch during operation.
Types of treatment plants
Overview of domestic treatment principles and the differences between activated sludge and biofilm systems.
Types of treatment plants
For the purpose of cleaning wastewater from households, mechanical-biological treatment plants are practically exclusively used. They can be divided according to the intensity of the cleaning processes into…
Activation treatment plant
Below you will find a basic description of the activation treatment plant and its basic modifications. But maybe you are looking for something more specific, for example: Routine maintenance of the activation treatment plant - what and...
Biofilm treatment plant
Biofilm treatment plants There are mainly two relatively common types of treatment plants that can be classified as biofilm treatment plants. One that is used more in larger installations than are…
Operation and maintenance
Regular checks, aeration settings, routine operation and household habits that keep a plant stable.
Maintenance
No matter what treatment plant you own, and no matter how "maintenance-free" it is supposed to be, your equipment cannot do without a certain amount of care. Maintenance can be divided…
What can and cannot be discharged to the treatment plant
What is the most frequently asked question in the forums about house cleaning? What can and cannot be discharged into the treatment plant. I hope this article will provide an exhaustive…
Routine maintenance of the activation treatment plant
First of all, you need to realize that there are many variants of activation treatment plants, and even if the principle is always practically the same, the specific design can be very…
Starting the activation treatment plant
First of all, a warning - if you have a new treatment plant under warranty, it's a good idea to follow the recommendations of the manufacturer or supplier. check all Activation Cleaning needs…
How to set up an activation cleaner
What and how to set. You probably received instructions from the manufacturer or were trained. If the treatment plant still doesn't work for you, it would probably be best to contact the manufacturer.…
How to take care of a biodisc treatment plant
What a well-functioning biodisc treatment plant looks like A typical biodisc treatment plant will be equipped with some kind of first stage, most likely in the form of a septic tank or slotted tank. IN…
Problems and troubleshooting
Typical activated sludge plant failures, symptoms and first steps when looking for the cause.
Winter operation
How activated sludge plants, septic tanks, wetlands and ponds behave in winter.
wastewater treatment plant in winter
Welcome to our mini-series on wastewater treatment plants in winter. In the first part, we will look at the difficulties that winter traffic brings. The next parts will then be devoted to…
Activation treatment plant in winter
Today, the most frequently established type of residential wastewater treatment plant is an activation treatment plant. In the second part of the series, we will look at how to prepare it for winter Preparation for…
Septic tank in winter
Even from a historical point of view, septic tanks are the most widespread devices for decentralized wastewater treatment from households. How to properly prepare them for winter? Third…
Root treatment plants and ponds in winter
In the fourth part, we will look at earth filters, root systems and biological ponds. What about them so that they don't suffer in winter? To begin with, I have one piece of good news and one piece of bad news…
Permits and checks
Orientation in Czech permitting, quality checks and operator obligations.
Permit or notification?
Updated orientation on permitting a domestic WWTP under Czech building and water law.
Official Shiml
A brief overview of who to contact about sewerage, WWTPs, discharge and operating duties.
Quality control
Quality control can be understood in different ways. One thing is the sensory check – we open the treatment plant and look to see if the activation has a brown sludge color is "so...
Revision of treatment plants
What inspections of formerly notified Czech domestic WWTPs meant and how to approach them now.
Drinking water
Drinking water quality basics, Czech monitoring context, typical well problems and treatment options.
Glossary
Terms you will often meet when operating a small treatment plant.
Advisory archive
Historical questions and answers from the original advisory section, closed to new submissions.