Mokonyane on Tuesday appeared before Scopa to account for R2.5-billion in irregular expenditure in 2015-16.
Outa says Mokonyane has "jeopardised" the water security for Gauteng by delaying the development of the LHWP II for more than two years.
Hundreds of contractors unpaid for at least seven months as department is now R4.3-billion in the red.
The minister of water affairs and sanitation Nomvula Mokonyane, stands at the centre of the unfolding tragedy
Peepoo bags and drop-off points give those living in Nairobi's Kibera a hygienic and safe solution to dealing with human waste.