A sewer network serves nearly forty per cent of households in Managua (population of 2 million people) and the waste transported in this system is treated in a wastewater Treatment plant. This leaves over half the city’s households reliant on various on-site sanitation systems and a tiny minority of these households benefit from an FSM service.
Check out the frequently asked questions on SFDs.
SFD Manual (version 2.0) along with offline Graphic Generator now available.
Step by step short video explains how to do an SFD using the SFD Graphic Generator