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← back2022-08-01

Rio Alerta

IoT flood alert system for riverside communities — awarded at OBT 2022.

MIT App InventorCESP32SQL

README (GitHub)

Rio Alerta

IoT flood alert system for riverside communities — ESP32 sensors, mobile app, real-time notifications.

Awards

2nd place overall — Brazilian Technology Olympiad (OBT) 2022 finals
1st place environmental impact — same edition
Team of three

How it works

ESP32 sensors monitor river water level
Mobile app receives alerts and shows history
Shelter map and flood prediction helpers for communities

Stack

MIT App Inventor · C · ESP32 · SQL

case study

problem

Riverside communities need early warning when water levels rise — with reliable data and nearby shelters.

solution

ESP32 sensors monitor the river; a mobile app sends real-time notifications with history and flood prediction.

result

2nd overall and 1st in environmental impact at the 2022 Brazilian Technology Olympiad finals — team of three.

media