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FMB NewsFilipino Media Bulletin
Back to headlinesAugust 15, 2026, 1:00 PM PHT

Water resources · Dam monitoring

Brief Reports Water Levels Rise in Six Dams; Angat at 181.57 Meters

The newsroom brief cites a Saturday dam-status update showing gains in six reservoirs, while FMB News keeps the exact August 15 elevations source-attributed pending a directly retrievable PAGASA table.

FMB News editorial visual for the Luzon dam-level reportFMB News editorial visual
FMB News editorial visual accompanying the source-attributed Luzon dam-level update. It does not depict the August 15 Angat reading.FMB News editorial visualLicense details

Why this matters to Filipinos

FMB News connects the verified facts and evidence in this report to the decisions, costs, opportunities, and risks that may affect Filipinos, Philippine communities, and the country.

Editorial standard: Sources are listed below. Verified reporting, attributed claims, uncertainty, and analysis remain distinct.

Verified facts

What happened

The FMB News August 15 midday brief reports that water levels rose in six of nine monitored major dams, identifying Angat, Ipo, Ambuklao, San Roque, Pantabangan and Magat among the reservoirs with gains.

The brief places Angat Dam at 181.57 meters above sea level, up 1.47 meters in 24 hours, and says the reservoir had recovered more than 30 meters from a late-July low. It also reports San Roque at 267.40 meters and says La Mesa Dam had begun to decrease gradually.

Context

Context

The email cites two August 15 Inquirer reports based on PAGASA dam monitoring. FMB News could not independently retrieve the corresponding August 15 PAGASA dam-status table during the final publication pass, so the precise elevations and day-on-day changes remain source-attributed rather than independently reproduced.

Dam levels matter both for water supply and for flood-management decisions. A rising reservoir can improve stored-water availability while also requiring close monitoring during sustained rainfall.

Filipino relevance

Why this matters

Angat is a critical source of water for Metro Manila and irrigation in Central Luzon. Clear, date-specific reservoir data helps households, farmers, water managers and local governments distinguish water-supply recovery from flood-control risk.

What to watch next

What to watch next

Watch for the next PAGASA dam-status bulletin, spillway or gate-operation advisories, rainfall warnings over dam watersheds and any updated La Mesa or Tullahan River flood guidance.

Sources and public record

Inquirer.net: Pagasa: Water levels of 6 dams rise over past 24 hours — cited in FMB News brief (August 15, 2026, 11:10 AM PHT)Inquirer.net: Pagasa: La Mesa Dam water level expected to decrease gradually — cited in FMB News brief (August 15, 2026, 8:33 AM PHT)