💧 Rainfall Water Collection Calculator
Calculate water collection using the Rational Method
📊 Calculator
🎬 Animation
📈 Calculation Type
Single Rainfall Event
Accumulated Rainfall
🏗️ Catchment Details
Area (m²)
Runoff Coefficient
Concrete/Metal (0.95)
Asphalt (0.90)
Tile (0.85)
Gravel (0.75)
Grass (0.60)
Custom
Custom Coefficient
🌧️ Rainfall Details
Intensity (mm/hr)
Light (2.5)
Moderate (7.5)
Heavy (25)
Very Heavy (50)
Extreme (100)
Custom
Custom (mm/hr)
Duration (hours)
🌧️ Accumulated Rainfall
Total Rainfall (mm)
Calculate Water Collection
💦 Water Collected
0 Liters
Configuration & Status
Tank Size (Liters) for Simulation (Set to Calculated Volume)
Time Elapsed (Actual Simulation Time)
0:00:00
Animation Speed Multiplier (Real-time rate multiplied by X)
50x
▶ Start Animation
⏸ Pause
↺ Reset
Current Status
Awaiting Calculation...
Rainfall Intensity
0 mm/hr
Area: N/A
STORAGE TANK | CAP:
N/A
L
Collected:
0
L (
0
%)