Water levels in Angat Dam continued to decline for the fourth consecutive day this week, according to state weather bureau PAGASA. As of Thursday, May 21, the water level at Angat Dam stood at 176.73 meters, down by 0.32 meters from Wednesday’s level of 177.05 meters. Angat Dam supplies about 95% of Metro Manila’s water needs and irrigates around 28,000 hectares of…