If you have ash trees on your property, you need to be aware of EAB and the threat it poses.The good news is EAB is only found only in ash trees, so all other trees are safe from harm; the bad news is that EAB left untreated is fatal to ash trees.
All trees on private property (not in the city right of way) are the responsibility of the homeowner. Any tree that is in critical condition poses a hazard where falling limbs can cause damage or injury. Below are helpful links to better educate homeowners about Emerald Ash Borer and options for treatment.
More General Information on EAB
There is a lot of information on Emerald Ash Borer for you to browse at the Purdue Extension EAB site. For a good general overview of EAB and treatment options, the following webinar is an also excellent resource.