In Bamako only 26% of the households are connected to the public water supply. 32% of the population uses septic tanks and 66,5% latrines. Less than a quarter of the schools have a septic tanks and most use latrine.
Bamako does not have a proper sewer system. This is a short video prepared by my grade 7th student regarding the situation in Bamako.
For more information regarding this assignment http://danismichaud.wordpress.com/2012/11/26/human-rights-water-developping-countries-english-grade-7th-cida/