La Mesa Watershed in Quezon City is the primary source of drinking water of about 12 million Metro Manila residents. It is located in East Fairview Subdivision, in Quezon City. It is in the heart of the La Mesa Dam Watershed which is the source of the Metro Manila water supply.The Ecopark spans 33 hectares and lies within the La Mesa Watershed which measures 2,700 hectares though the La Mesa Water
hed itself is off limits to the public - of course to protect the reservoir of metro manilas' water source
Aside from this fishing lagoon, there is also an ochidarium where various plant species can be found. Adjacent to this orchidarium is an amphiteater of sorts, where concerts and other events can be held. La Mesa created Bantay Kalikasan (Nature Watch) and, in partnership with the MWSS, undertook the Save La Mesa Watershed Project. The project aimed to rehabilitate, reforest, preserve and protect La Mesa Watershed. The total area that needed reforestation was 1500 hectares.
