Data Entry
Water Resources Region
Groundwater
Potential
Surface Water
Potential
Total Water
Resources
Potential
X Northern Mindanao
2,116
29,000
31,116
XII Southern Mindanao
1,758
18,700
20,458
VI Western Visayas
1,144
14,200
15,344
XI Southeastern Mindanao
2,375
11,300
13,675
IX Western Mindanao
1,082
12,100
13,182
VIII Eastern Visayas
2,557
9,350
11,907
II Cagayan Valley
2,825
8,510
11,335
III Central Luzon
1,721
7,890
9,611
IV Southern Tagalog
1,420
6,370
7,780
I Ilocos
1,248
3,250
4,498
V Bicol
1,085
3,060
4,145
VII Central Visayas
879
2,060
2,939
TOTAL
20,200
125,790
145,990
Table 1. Water Availability, in MCM
(Source: Philippines Environment Monitor 2003)