SFD Graphic Generator

Use this page to create an SFD graphic for any city.

When you are ready to start, click one of these two buttons.


For detailed instructions click

Step One: Select the sanitation systems in use in your city

Use the cursor to hover-over the selection grid and then click on the selected systems.

For detailed instructions click


Step Two: Create your SFD matrix

Using the boxes below enter general information about the city.

Enter the proportion of the contents of each type of onsite container which is faecal sludge.

Septic tanks
Fully lined tanks (sealed)
Lined tanks with impermeable walls and open bottom; and all types of pit
For detailed instructions click

Now create your SFD matrix by clicking on the "Create SFD matrix" button.




  • SFD FAQ now available

    Check out the frequently asked questions on SFDs.

  • SFD Graphic Generator quick start

    Step by step short video explains how to do an SFD using the SFD Graphic Generator

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