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Township of Knowlton
Wednesday August 7th, 2019 :: 07:59 a.m. EDT


Emerald Ash Borer in Knowlton

The NJ Department of Agriculture is reporting that Emerald Ash Borer has been trapped in Knowlton Township in 2019. The Emerald Ash Borer (EAB) is a non-native insect that infests and kills all species of ash trees in North America.   Trees infested with EAB pose a danger from falling branches and limbs that have the potential to hit people and property.    

Information regarding how to identify diseased trees and treatment options can be found on the State Department of Agriculture website at

Township of Knowlton
628 NJ-94
Columbia, NJ 07832

Emergency: 9-1-1
Non-emergencies: 908-475-4268

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