dumping his garbage on my land was a case of continuing trespass.
Examples of continuing trespass
continuing trespass
The Empire State Building's owners saw those remarks as a continuing threat to trespass at the storied skyscraper.
From the independent.co.uk
For purposes of accident liability, trespass, insurance, and other secular matters occurring on Shabbat, secular law, treats the properties within an eruv as continuing to be separate parcels.