Of the estimated 12.8 million inhabitants in MWSS concession area as of June 2007, 8.1 million or 60% reside in the West Zone of which 5.9 million are Maynilad`s customers. As of December 2007, there are 703,519 water service connections (including private meters), 67,420 sewerage connections and a workforce of 1,555. Maynilad receives 98% of its water from the Angat Dam. The remaining two-percent is sourced from deepwells. From the Angat Dam, water flows to the La Mesa Treatment Plants in Novaliches, Quezon City, which at present, treats a combined 2,400 Ml/d of water. In June 2007, La Mesa Treatment Plant 1 was able to treat an average of 1,355 Ml/d out of its designed capacity of 1,500 Ml/d while La Mesa Treatment Plant 2 was able to treat an average of 872 ML/d out of its designed treatment capacity of 900 Ml/d. In addition, Maynilad sourced an average of 39 Ml/d from deepwells.
