Pakistan has said it has received more than $800 million in flood relief aid from countries around the world.
"The total commitments and pledges that Pakistan has got so far are $815.58 million," Foreign Minister Shah Mahmood Qureshi told reporters in Islamabad. "In these circumstances, when the West and Europe and America are going through a recession ... this kind of solidarity for Pakistan, I think, is very encouraging."
Rising waters in southern Pakistan are still a concern.
On Sunday, workers raced to strengthen levees along the Indus River. The disaster has left some 6 million people homeless.
Charities are providing food, water, medicine and shelter, but millions of people have received little help.
"We are doing it on our own," Thatta resident Munawar Ali told Dunya TV. "We are not seeing any government agency here to help us save our lives and our belongings."
The floods have affected and estimated 20 million people.
Officials warn that waterbourne diseases like cholera remain a serious health threat.
Operation Blessing International and German humanitarian group Humedica are helping the victims.
With a mobile hospital, they are able to provide medical care to those who urgently need it.
About 100 patients per day are being treated.
Experts said the flood disaster is of such a large scale that hurricane Katrina pales in comparison.
Fifteen hundred people are known to have died so far.