Historical Marker
Rockhill Property
Historical marker location:
Pittstown, New Jersey
( Marker is on County Route 513 near County Route 579, on the right when traveling south.)
The first recorded instance of a submarine attack on a ship occurred off the coast of New Jersey during the American Civil War. On February 17, 1864, the Confederate submarine CSS Hunley attacked and sank the Union ship USS Housatonic near Charleston, South Carolina, while on its way from New Jersey.