Rodelito Reonisto

Water Resources Region Groundwater Potential Surface Water Potential Total Water Resources Potential X Northern Mindanao 2116 29000 31116 XII Southern Mindanao 1758 18700 20458 VI Western Visayas 1144 14200 15344 XI Southeastern Mindanao 2375 11300 13675 IX Western Mindanao 1082 12100 13182 VIII Eastern Visayas 2557 9350 11907 II Cagayan Valley 2825 8510 11335 III Central Luzon 1721 7890 9611 IV Southern Tagalog 1410 6370 7780 I Ilocos 1248 3250 4498 V Bicol 1085 3060 4145 VII Central Visayas 879 2060 2939 TOTAL 20200 125790 145990 Table 1. Water availability, in MCM ( Souce: Philippine Environment Monitor 2003)