Dam water levels rise due to Opong, Habagat rains

Several dams across Luzon reported an increase in water levels as of Sunday morning amid the heavy rainfall caused by the Southwest Monsoon or Habagat, according to the latest bulletin released by PAGASA. 

As of 8 a.m., Angat Dam— Metro Manila’s primary water source —registered a .13-meter rise from Saturday, bringing its reservoir level to 207.4 meters, still bringing it closer its Normal High Water Level (NHWL) of 210 meters. 

Upstream of Angat, Ipo Dam slightly increased by 0.90 meters to 100.95 meters. To regulate its flow, one gate was opened at 0.15 meters, discharging 40.2 cms. of water.

Magat Dam has one gate opened to 1 meter to release 409.06 cms. when its Reservoir Water Level rose by 0.43 to 183.42.

Meanwhile, La Mesa Dam, which supports Metro Manila’s distribution system, slightly rose by 0.05 meters to 78.99 meters, just under its NHWL of 80.15 meters. 

In Northern Luzon, Ambuklao Dam’s water level increased slightly by 0.04 meters to 751.55 meters, above its NHWL of 752 meters. Two gates have been opened at 1.0 meter, releasing a combined 116.11 cms. of water.

Binga Dam also recorded a small increase of 0.20 meters prompting operators to keep two gates open at 1.0 meter each to release 139.44 cms. of water.

San Roque’s release of 508.31 cms. A secondary gate configuration was also observed at Binga, with two gates at 1.0 meter releasing 161.57 cms. —RF, GMA Integrated News