Most people down a water slide in one hour
- Who
- Sandcastle Waterpark
- What
- 529 people
- Where
- United Kingdom (Sandcastle Waterpark, South Beach, Blackpool, Lancs, FY41BB)
- When
- 26 June 2016 BC
The most people down a water slide in one hour is 529 and was achieved by Sandcastle Waterpark (UK), in Blackpool, UK, on 26 June 2016.
The record was broken in celebration of Sandcastle Waterpark's 30th anniversary