New Jersey counties we have waterproofing guides for
So far: Camden, Gloucester, Burlington, Mercer and Hunterdon counties, with more to follow. Each guide covers the county's radon results, ground conditions and storm history.
Start with your ZIP code. Your request goes to the one participating contractor who covers it.
South Jersey
Burlington County
Sandy soils with high seasonal water tables, the Kirkwood-Cohansey aquifer and a wet 2026 storm season.
Camden County
Glauconite clay, four Tier 1 radon boroughs, and a 2026 flash flood season that hit Camden and Pennsauken.
Gloucester County
Seven Tier 1 radon towns, hydric soils, Mantua Creek's floodplain and mostly post-1980 homes.
Central Jersey
Hunterdon County
Highlands and Piedmont rock, Tier 1 radon almost everywhere, and Lambertville's Ida flood.
Mercer County
The Fall Line through Trenton and Princeton Junction, Tier 1 radon in Princeton, Ewing and Lawrence.