---
title: CMWaterSubmersionEvent
framework: coremotion
role: symbol
role_heading: Class
path: coremotion/cmwatersubmersionevent
---

# CMWaterSubmersionEvent

An event indicating that the device’s submersion state has changed.

## Declaration

```swift
class CMWaterSubmersionEvent
```

## Topics

### Accessing event data

- [date](coremotion/cmwatersubmersionevent/date.md)
- [state](coremotion/cmwatersubmersionevent/state-swift.property.md)
- [CMWaterSubmersionEvent.State](coremotion/cmwatersubmersionevent/state-swift.enum.md)

### Initializers

- [init(coder:)](coremotion/cmwatersubmersionevent/init(coder:).md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCoding](foundation/nscoding.md)
- [NSCopying](foundation/nscopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [NSSecureCoding](foundation/nssecurecoding.md)

## See Also

### Water submersion

- [Accessing submersion data](coremotion/accessing-submersion-data.md)
- [CMWaterSubmersionManager](coremotion/cmwatersubmersionmanager.md)
- [CMWaterSubmersionManagerDelegate](coremotion/cmwatersubmersionmanagerdelegate.md)
- [CMWaterSubmersionMeasurement](coremotion/cmwatersubmersionmeasurement.md)
- [CMWaterTemperature](coremotion/cmwatertemperature.md)