Sump Pump in the Front Yard ? Anyone ever seen this B4

Slab foundation
Built: 2003
Sqft: 4000
Sump pump in the front yard? …
Anyone ever seen this …

Yes seen three and have been told of others ,
A constant high waiter table , Very little soil over a huge rock area ,seems to where they are used .
Here is a little more info … Roy

Thanks Roy:mrgreen: