Embasa Lake, Brazil
Embasa (Joanes l) Reservoir is a drinking water reservoir located in Salvador, Brazil. Salvador is the largest city in the north eastern part of Brazil and has a population of almost 3 million. The reservoir supplies 40% of the urban population of Salvador city. Embasa Reservoir is heavily enriched with phosphorus which has led to a high incidence of cyanobacterial (blue green algal) blooms and prolific macrophyte growth.