Based Early Flood Detection Avoidance Circuit Diagram Introduction. In this article, we will explore the design and implementation of a Flood Monitoring System using various components such as a 16ร2 LCD with I2C, ultrasonic sensor, float sensor, and SIM800L module.; This system aims to provide real-time flood level monitoring and alert notifications to receive Text Messages.
By allowing the system in a two-way communication, it gives more flexibility in providing crucial, timely information to the community. Finally, the developed flood monitoring and early warning system that aims to detect water level, functions perfectly according to the specification provided.

based flood monitor using ESP8266 Circuit Diagram
The block diagram above shows the working of this IoT based flood monitoring system using the NodeMCU and IoT Platform. Here, the Ultrasonic sensor is used to detect river water levels. The raw data from the ultrasonic sensor is fed to the NodeMCU, where it is processed and sent to ThingSpeack for graphical monitoring and critical alerts.

Here to learn how to build an IoT Based Flood Monitoring and Email, SMS alert System using Ultrasonic, NodeMCU ESP8266 12E, myDevices Cayenne. In more detail

Flood Monitoring & Detection System Using Internet of Thing (IoT) Circuit Diagram
These Industrial IoT devices are deployed as flood warning systems in the USA. To keep you and your community safe, Smart Cities need to monitor storm surge, water levels, and rising tides. Take a solid gander at the photo with the breakdown of the components you'll need to make each of your kit packages for flood monitoring systems: