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Created on 04.15

Warning Solutions

Flash Flood Disaster Monitoring And Early Warning Solutions

Torrential rain, particularly sudden short-duration heavy rainfall, is one of nature’s most devastating displays of power. In a matter of minutes, it unleashes immense energy that overwhelms both natural landscapes and urban systems, triggering a cascade of deadly secondary disasters:
  • Flash Floods: Torrents of water surge through mountain valleys, swallowing roads, homes, and infrastructure with terrifying speed. The sheer force, combined with debris like boulders and sediment, leaves utter destruction in its wake.
  • Mudslides: Rain-saturated soil and loose rock mix into a viscous, fast-moving slurry that obliterates everything in its path, burying entire areas under meters of mud and debris.
  • Landslides/Rockfalls: Water infiltration destabilizes slopes, causing partial or catastrophic collapses that threaten lives and structures downhill.
  • Urban Waterlogging: Drainage systems fail under extreme rainfall, turning streets into rivers, flooding basements and subways, paralyzing transport, and leading to electrocution, drowning, and critical infrastructure damage.
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BGT Hydromet’s Flash Flood Disaster Monitoring and Early Warning Solution delivers a complete ecosystem that combines field products, intelligent platforms, and management systems into one unified framework.
The flash flood warning system consists of a simple water station, a simple rainfall station, a wireless early warning broadcast and a household alarm (APP message can also be selected) through wireless connection.

Key Technical Features

Alert Level
Trigger Threshold
Response Protocol
Yellow
80% of danger level
Automated broadcast alerts + Platform notifications
Orange
90% of danger level
SMS to residents + Emergency team mobilization
Red
Critical threshold
Full-channel activation (broadcast/SMS/in-house/authority hotline)

System Architecture

Hardware Components

  • Simplified Hydrological Stations
    • Water Level Monitoring Station: Equipped with submersible pressure sensors for real-time river/reservoir level detection.
    • Rain Gauge Station: Tipping-bucket precipitation sensors with ±2% measurement accuracy.
    • Maintenance-Free Rain Gauge: Solar-powered wireless transmitter with self-cleaning mechanism.
  • Warning Terminals
    • Wireless Broadcast System: IP65-rated outdoor horn units with 5km coverage radius.
    • In-house Alarm Unit: LED visual & 95dB audible alerts for household notification.
    • Integrated Warning Station: Solar-powered all-in-one unit combining data reception and broadcasting.

Communication Network

  • Dual-Mode Connectivity:
    • Public Networks: 3G/4G/5G/NB-IoT/BeiDou satellite backup
    • Local Networks: LoRa-Mesh self-organizing network (1-10km range)

Software Platform

  • Central Management System
    • Real-time dashboard for hydrological data visualization
    • Multi-level alert threshold configuration (Yellow/Orange/Red)
    • Modern Mountain Torrent Early Warning Systems represent a paradigm shift in disaster prevention. This sophisticated network integrates monitoring, analysis, prediction, simulation, decision-making, and dissemination into a cohesive defense mechanism against nature's fury.
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