Live Data
Air Quality Index
Real-time Readings
PM2.5
12 μg/m³
PM10
25 μg/m³
CO2
415 ppm
VOCs
0.3 ppm
Sensor Status
Air Quality Sensor - Online
Temperature Sensor - Online
Humidity Sensor - Online
24-Hour Trend
Humidity & Temperature
Current Readings
22.5°C
Temperature
45%
Humidity
7-Day History
Sensor Status
DHT22 Sensor
Sampling Rate
1 min
Accuracy
±0.5°C / ±2%
Temperature & Humidity Trends
Project Details
Hardware Components
Raspberry Pi 4
Main processing unit running the dashboard and data visualization
Arduino Uno
Sensor data collection and preprocessing
DHT22 Sensor
Accurate temperature and humidity readings
MQ135 Sensor
Air quality detection for CO2, NH4, smoke
Main Control Unit
Raspberry Pi 4 running the complete system
Arduino Sensor Array
Multi-sensor setup for comprehensive data collection
Communication Module
WiFi connectivity for remote data transmission
System Architecture
1
Data Collection
Sensors gather environmental data every 5 seconds
2
Data Processing
Arduino processes raw sensor readings
3
Visualization
Raspberry Pi displays data on web dashboard
Project Overview
System Status
System Uptime
99.8%
Last Update
2 minutes ago
Active Sensors
4/4
Data Points
12,847
Key Features
Complete System Overview
24/7
Continuous Monitoring
3
Key Metrics
100%
Open Source
Real-time Monitoring
Track air quality, temperature, and humidity with live updates every 5 seconds
Interactive Dashboard
Web-based interface accessible from any device with internet connection