Apopa is a municipality in the San Salvador department of El Salvador. Probably the seventh biggest city in El Salvador with a little more than 150,000 people, the city has now collided with Soyapango and San Salvador, making it part of The Great San Salvador Metro(1,900,000 2010est.)
Hydography: The rivers crossing this municipality are Acelhuate, Las Cañas, Guaycume and Tomayate river.
Dimensions: The area is 51.84 km²
Orography: The hills within this municipality are El Sartén and El Guaycume hills.