16/09/2026
INCIDENT MANAGEMENT TEAM
(DENGUE ALERT) ADVISORY
September 16, 2026
Subject: Implementation of the Daily "4 OโClock Habit": Mosquito Search and Destroy CampaignIn response to the heightened risk of mosquito-borne illnesses, all local government units (LGUs), parish churches, fire stations, educational institutions, business establishments and public/private offices are hereby enjoined to actively participate in the simultaneous daily "4 OโClock Habit" Search and Destroy Campaign, commencing on September 17, 2026.
To ensure synchronized community participation, all designated entities are directed to sound their respective bells, chimes, sirens, alarms, or early warning systems daily at 4:00 p.m.
Action Protocol Upon the SignalChurches & Schools: Ring church bells or school alarms for 15 seconds at 4:00 p.m. to alert surrounding neighborhoods and signal student/staff to clear outdoor grounds.
Fire Stations and LGUs: Sound sirens or emergency early warning systems for 15 seconds to initiate the community-wide cleanup.Offices and Commercial Establishments: Trigger internal alert systems or public address system announcements to prompt employees to inspect their premises.
Focus of the Daily Clean-upUpon hearing the 4:00 p.m. signal, all personnel, residents, and stakeholders are expected to spend 10-15 minutes inspecting and cleaning their immediate environment.
The primary objective is to eliminate standing water and destroy potential mosquito breeding sites including:Clogged gutters, drains, and water channelsUncovered water storage containers, drums, and buckets, Flower vases, plant saucers, discarded tires, and trash receptacles.
This campaign also follows the Department of Healthโs 4Ts Campaign:
Taob: turn over containers
Taktak: empty water-holding items
Tuyo: dry empty water-holding items
Takip: cover water storage and containersYour full cooperation and immediate dissemination of this advisory to all sub-offices and community members are highly encouraged to ensure the success of this public health measure.
For immediate implementation and strict compliance.
OSCAR ROBERT H. CRISTOBAL
Incident Commander
APSEMO Department Head