For months during the crisis in 2006, the camp received little outside support and five children died of malnutrition.
Now, with the help of numerous charities, proper sanitation and basic healthcare is provided, although malaria, dengue fever and diarrhoea remain problems.
Aid organisations supply rations of rice, noodles and oil.
But providing for so many is a struggle. "Each month the electricity bill is $1,000. For four months we have not been able to pay," Sister Guillermina says.