Learn more about TCD in your state





National and State Maps of TCD

National and State Maps

Ohio Information

Walnut twig beetles were found in Butler County in late 2012. The presence of TCD has since been confirmed in Ohio.


An exterior state quarantine for TCD was enacted on September 6, 2012.

Reporting TCD

See information listed under additional resources.

Additional Resources

Latest News

Walnut Twig Beetle Detected in Indiana - Apr. 09, 2015

MD implements TCD quarantine in Cecil County - Jan. 12, 2015

PA expands TCD quarantine to include Lancaster County. - Nov. 03, 2014

TCD fungus found on S. pallidus weevil in Indiana. Walnut twig beetle not yet detected. - Jun. 19, 2014

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