# Sandbox.WaterBody.WaveSpeed

```csharp
float WaveSpeed { get; set; }
```

Speed multiplier for swell propagation. One is normal speed; zero stops propagation.
Changes preserve the current wave phase, including when stopping and resuming.
Surface Detail has its own animation controls.

Declared in [Sandbox.WaterBody](/api/Sandbox.WaterBody).
Assembly: `Sandbox.Engine`.