MALASIQUI, Pangasinan — The San Roque Dam’s two spill gates were opened a total of 3.5 meters on Sunday to continuously release water as Super Typhoon Pepito (international name Man-yi) batters Luzon.
The dam’s spill gate 2A was opened 2.5 meters while the 2B gate was opened 2 meters, with outflows of 749.65 cubic meters per second, starting 1 a.m.
Article continues after this advertisementThis is to draw down the reservoir water level in anticipation of heavy inflows as Ambuklao Dam in Bokod town, and Binga Dam in Itogon town, both in Benguet province, release water, according to National Power Corporation – San Roque Dam Office flood operation manager Teresa Serra in a phone interview.
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Serra said the outflow including the spill and turbine is 753.15 cubic meters per second at 2:00 p.m.
Article continues after this advertisement“May possibility na magdagdag (there is a possibility of additional gate opening) but we try to manage as much as possible hence the pre-release,” she added.
As of 5 p.m., the National Power Corporation said water level at San Roque Dam is at 276.27 masl, still below its 280-meter spilling level.
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